Beijing
Patent
Mechanical Engineering
Chinese,English
Mr. Chen joined Liu, Shen & Associates in 2008 and is a patent attorney and qualified as an attorney at law. He specializes in patent prosecution, re-examination, patent invalidation, IP litigation, and client counseling with a focus on mechanical engineering.
Mr. Chen has obtained a bachelor degree in mechanical engineering and doctor degree in material processing engineering from Tsinghua University.
Representative cases of Mr. Yaojian CHEN comprise:
Invalidation
- Representing an Australian company in three invalidation cases, win all;
- Representing GI in defending a key patent four times, win all;
- Representing a German Company in two invalidation cases, win both.
Litigation
- Representing a domestic suitcase Company in defending an infringement case, successfully invalidated the Patent, the other party dropped the infringement case. Winning the subsequent first instance and second instance of the administrative litigation.
Beijing
Trademark
Chinese,English
Ms. Changhong HE joined Liu, Shen & Associates since 2008. Practice area: prosecution and enforcement of trademark rights, including new application, review, opposition, invalidation and litigation regarding trademarks, consultation regarding copyright, Customs protection of IP rights and domain name.
University of International Business and Economics (2006, LL.M.)
Lanzhou University (1998, B.A.)
All-China Lawyers Association (ACLA)
International Trademark Association (INTA)
Beijing
Patent
Mechanical Engineering,Material Science
Chinese,English
Mr. He joined Liu, Shen & Associates in 2006. He specializes in patent prosecution, re-examination, patent invalidation with a focus on metal material engineering, mechanical engineering, welding techniques and apparatus.
Mr. He got his qualification as an attorney in 2010. He has participated in patent drafting, prosecution, patent invalidation and pre-litigation analysis, and client counseling in the firm.
Mr. He had a bachelor degree majoring in metal material engineering from Tianjin University in 2003, and a master degree majoring in metal material engineering from Haerbin Institution of Technology in 2005.
Mr. He is experienced in patent drafting, prosecution, patent invalidation and pre-litigation analysis etc, and used to deal with a plenty of Chinese patent applications of YAMAHA and GM. He had received many training programs organized by the All-China Patent Agents Association，and attended a Summer School on Intellectual Property in Europe organized by CEIPI in July, 2015.
All-China Patent Agents Association (ACPAA)
Beijing
Patent
Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Big Data Processing,Image Processing
Chinese,English
Ms. Hu joined Liu, Shen & Associates in 2003 and now has more than ten years’ experience in the practice of IP law in China.
Ms. Hu obtained the qualification as an attorney at law in 2009 and obtained the qualification as a patent attorney in 2004. Ms. Hu’s current practice mainly focuses on patent prosecution and invalidation in the technical fields of computer technology, telecommunication & Internet, electrical & electronics, semiconductor device, and so on. Ms. Hu also does significant work in counseling clients in various matters relating to intellectual property. Also, Ms. Hu has assisted Chinese applicants in patent application filing and prosecution with foreign patent offices, such as USPTO.
Ms. Hu received her Bachelor of Computer technology and application in 2000 and her Master of Computer technology in 2003 from Beijing University of Technology inChina. She received training in US patent prosecution from Scully, Scott, Murphy & Presser PC, New York, in 2007.
Representative cases that Ms. Hu has led or participated recently include
1. An international telecommunication company v. a domestic telecommunication company, representing the international telecommunication company to attend SEP and non-SEP patent infringement group cases. The issues involved include correspondence of telecommunication standards and SEPs, and FRAND. These cases are pending. (2016-2018)
2. An international telecommunication company v. a domestic telecommunication company, representing the international telecommunication company to attend SEP and non-SEP patent invalidation group cases (2016-2018)
3. An international telecommunication company v. an international manufacturer of consumer electronics products, representing the international telecommunication company to attend patent invalidation and patent infringement group cases. These cases are pending (2018)
4. RIZE Inc. of US v. an individual, representing the individual to invalid the patent of RIZE Inc. All the targeted claims have been invalidated (2018)
5. Samsung China v. Benxing, representing Samsung China to invalid the patent of Kedou. The patent has been completely invalidated (2018)
6. Samsung China v. Netac, representing Samsung China to invalid the patent of Netac. The patent has been completely invalidated (2017)
7. Working for a world top 500 electronic enterprise, to conduct patent search, patent analysis in image processing field, make patent map, provide patent warning, and assist the enterprise to carry out patent strategy layout (2015)
8. Working for NTT Docomo, to conduct patent search, patent analysis, provide multi-aspects analysis report, and assist the enterprise to determine patent research direction and make patent mining plan (2016)
Publication that Ms. Hu has authored include
- “Breaking the damages dilemma in China patent litigation”, MIP 2017, December issue, 2017
- “Analysis on the Eligibility of Textbooks as Common Knowledge Evidence”, Chine Intellectual Property News, October, 2018
All-China Lawyers Association (ACLA)
All-China Patent Agents Association (ACPAA)
Beijing
Patent
Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Big Data Processing,Electronics Engineering,Semiconductor
Chinese,English
Mr. Jia obtained a master’s degree in Communication Engineering from Beijing Institute of Technology in 2008. Mr. Jia started his work in IP law in 2010, joined Liu, Shen & Associates in 2012, and qualified as patent attorney and attorney at law. Mr. Jia specializes in patent prosecution, reexamination, patent invalidation, IP litigation, and client counselling with a focus on commercial patents (NSEP) and communication Standard Essential Patents (SEP).
Before starting his work in the practice of IP law, Mr. Jia worked as a software engineer in a communication company for two years.
Mr. Jia has been designated to study for NGB corporation, Japan for 3 months in 2019, and trained the attorneys in NGB on some issues related to prosecution, invalidation and litigation of Chinese patent practice.
Mr. Jia is richly experienced in patent invalidation and litigation, and has represented a number of domestic and foreign giant companies in patent licensing negotiations and related disputes, invalidation, and infringement litigation with other domestic and foreign giant companies.
Mr. Jia has led and deeply participated in several patent relevance assessment projects and patent validity assessment projects, some of which involving SEP, and some involving NSEP. In these projects, Mr. Jia has analyzed dozens of NSEPs to evaluate the relevance degree of patents and targeted products, analyzed more than one hundred of SEPs to evaluate relevance degree of patents and communication standards, and analyzed validity of dozens of patents against prior arts.
Mr. Jia Hongbo is familiar with China's telecommunication industry standards and 3GPP international standards. He has been committed to the analysis and evaluation of essential patents for 3GPP standards for many years. He leads the evaluation team to continuously analyze the patent declarations of each company in ETSI, and leads the team to analyze declared patents and corresponding standards, evaluate the real number and proportion of standard essential patents actually owned by major companies.
Representative cases:
- 2020-2023, in several patent licensing negotiations and related disputes between a foreign giant company and certain giant domestic and foreign giant companies for each time, leading the team representing the foreign giant company to process patent selection and analysis, patent litigation strategy analysis, patent licensing fee and FRAND issues analysis, etc.;
- 2016-2019, in a series of patent infringement and invalidation cases between Samsung Electronics V. Huawei, representing Samsung Electronics to attend SEP and non-SEP patent infringement group cases as a core member of the team. The issues involved include the infringement logic for SEP related cases, calculation of SEP royalties, determination of FRAND, and determination of injunctions for SEP and non-SEP cases;
- In the case of a dispute between a foreign giant company and another foreign giant company, representing the foreign giant company in patent screening and analysis, litigation strategy analysis, participation in litigation and invalidation proceedings, etc.;
- Samsung Electronics v. Dunjun, in the patent invalidation case, representing Samsung Electronics as the invalidation petitioner, all patent rights were declared to be invalidated in court during the oral hearing;
- Samsung Electronics v. Netac, in the patent invalidation case, representing Samsung Electronics as the invalidation petitioner, all patent rights were declared to be invalidated, and the patentee did not file administrative lawsuit.
Representative Publications:
- “SEP Patent Strength Analysis,” IPLEAD, December 2023;
- “How to draft a high-value SEP patent application,” IP ForeFront, November 2023;
- “Future of IP–China: The valuation and prosecution of standard-related patents in the 5G era,” Managing Intellectual Property - Asia-Pacific IP Focus 2021
- “Application of Patent Examination Guidelines in Invalidation Procedures,” Asia IP Vol.10 Issue 8 2018
- “The contentious monopoly,” Managing Intellectual Property - Asia-Pacific IP Focus 2016
- FRAND Case Selection Volume 1 & Volume 2; 2018
All-China Lawyers Association (ACLA)
All-China Patent Agents Association (ACPAA)
Beijing
Patent
Electrooptical Technology,Mechanical Engineering,Medical Devices,Semiconductor
Chinese,English
Mr. Jiao joined Liu, Shen & Associates in 2007 and qualified as a patent attorney in 2010. He specializes in patent prosecution, reexamination, invalidation, and client counseling with a focus on semiconductor materials, processes, and devices; light-emitting devices; mechanical engineering; display technology; and liquid crystal displays.
Mr. Jiao has handled many Chinese patent applications and overseas patent applications such as U.S., European, Japanese, Korean and Indian patent applications for clients. He is especially good at semiconductor-related patent cases and has drafted many patent applications related to semiconductor devices and processes, display devices and processes, LED devices, light-emitting modules, etc. for domestic companies.
Mr. Jiao received his bachelor's degree in material science and engineering and his master's degree in material science from Wuhan University of Technology in China in 2002 and 2004, respectively. He then received his Ph.D. in material physics and chemistry from the Institute of Semiconductors, Chinese Academy of Sciences in 2007.
Mr. Jiao received professional training from the law firm HSML, P.C. in the U.S. in 2015.
Representative cases that Mr. Jiao has participated include:
- Patent invalidation of a Utility Model Patent owned by a Taiwan company, representing the patentee and successfully maintaining the validity of the patent in several invalidation requests.
- Representing a Taiwan semiconductor company in a series of patent invalidation cases.
- Handling patent stability analysis and infringement comparison analysis for a Japanese semiconductor company.
- Handling infringement risk analysis of a domestic auto parts company's series of products.
Publication or presentation
- “Functional features in patent infringement litigation,” Asia-Pacific IP Focus 2015.
- “Functional claiming in US application,” AIPPI China Youth IP Summer Seminar, August, 2017.
Award
- Prominent Domestic Display Manufacturer's Star Patent Attorney of the Year 2015
- Prominent Domestic Display Manufacturer's Outstanding Patent Attorney of the Year 2014/2016/2017/2019/2022/2023
- Awarded as a National Exemplary Case for Invention Patent Drafting in 2023
All-China Patent Agents Association (ACPAA)
All-China Lawyers Association (ACLA)
Beijing
Patent
Material Science,Organic Chemistry,Chemical Engineering
Chinese,English
Mr. Jin joined Liu, Shen & Associates in 2005. He specializes in patent prosecution, re-examination, patent invalidation, and client counseling with a focus on battery, polymer, luminescent material, refrigerant, chemical Engineering, & nanomaterial.
Mr. Jin got his qualification as a patent attorney in 2006. He has participated in several patent lawsuits including patent infringement and patent invalidation. He has been leading patent invalidation and pre-litigation analysis in the firm.
Mr. Jin had a master's degree from Tsinghua University in 2004. Before joining this firm, Mr. Jin worked as an engineer at PULEAD TECHNOLOGY INDUSTRY CO. LTD. He received an LLM degree from John Marshall Law School in Chicago in 2012.
Representative cases that Mr. Jin has led or participated include
- Total v. Exxon Mobil, in the patent invalidation case of Total v. Exxon Mobil, Mr. Jin represented Total to partially invalidate the patent of Exxon Mobil, and this case is selected in Top Ten Cases of Patent Reexamination Board in 2011.
All-China Patent Agents Association (ACPAA)
Association Internationale pour la Protection de la Propriété Intellectuelle (AIPPI)
Beijing
Patent
Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Electronics Engineering,Semiconductor
Chinese,English
Ms. Yujie Jin joined Liu, Shen & Associates in 2005 and obtained the qualification as a patent attorney in 2006. Ms. Jin's practice mainly focuses on patent prosecution and enforcement, including patent application, patent invalidation and patent litigation in the technical fields of electronic engineering, communication technology, computer science, semiconductor technology, automatic control, image processing, video and audio codec, Artificial Intelligence, Internet and E-commerce, etc.
Ms. Jin handles a large number of cases related to patent application and examination as well as patent reexamination every year since 2006, and is skilled in dealing with difficult and complex problems in patent prosecution. Ms. Jin also has rich experience in patent relevance and stability evaluation, has engaged in a large number of commercial patent vs. targeted product analyses, communication standard essential patent vs. standards analyses, and stability analyses for both commercial patents and SEPs.
Ms. Jin obtained a master of law degree (LL.M) in IP from the John Marshall Law School, Chicago, Illinois, USA in 2012. Before that, Ms. Jin graduated as a master in Communication and Information System from Tsinghua University in 2005, and received her bachelor's degree from the same university in 2002.
Representative cases:
- Patent stability and infringement analyses on a series of 3GPP standard essential patents for Samsung; 2016-2017, 2021-2023
- Huawei v. Samsung, representing Samsung in a series of patent infringement cases and patent invalidation cases; 2016-2019; settled.
- Apple v. Qualcomm, representing Qualcomm in two patents invalidation cases; 2018-2019; one patent was entirely sustained, and the other one was partially sustained.
- Benxing v. Samsung, representing Samsung in 4 patent infringements and patent invalidation cases; 2017; the patents of Benxing were invalidated entirely.
- Samsung v. Netac, representing Samsung in a patent invalidation case; 2017; the patent of Netac was invalidated entirely.
Representative Speech:
- "Discussion on the Eligibility Issues in Patent Applications in New Industies and New Fields”, 2023 Electrical Field Hot Topics Education Training Course, organized by the China National Patent Agents Association, 2023
- "Latest Practical Updates Electrical Field related to Modification of the Examination Guidelines", Examination Guidelines Modification and Related Practice Training Course, organized by the China National Patent Agents Association, 2019
- "Usage of Common Knowledge in Evaluation of Inventiveness", Seminar on Patent Examination in Optoelectronic Technology Field, organized by the China National Patent Agents Association, 2014
Publications that Ms. Jin has authored include:
- “Anti-Suit Injunction in SEP litigation”, Intellectual Property Frontiers, 2024
- “Protecting AI-related Innovations in China,” Managing IP, Summer 2020
- "How to respond to examination opinions involving common knowledge,” Managing IP, Asia-Pacific IP Focus 2014, ISSN 0960-5002
- "What do I need to Know about Patent Marking?" Co-author, Managing IP, December 2014, ISSN 0960-5002
- “Brief Introduction to Application of Doctrine of Estoppel in China,” Asia IP, February 2016
All-China Patent Agents Association (ACPAA)
Beijing
Patent
Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Big Data Processing,Image Processing
中文,Chinese,Japanese,Korean
Joined Liu, Shen & Associates in 2008, and became a qualified patent attorney in 2010.
Specializes in patent prosecution in fields of image processing, automatic control system, telecommunication, semiconductor, and computer.
Has plenty of experience with filing new application, response to OA, and filing re-examination request.
Beijing
Patent
Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Big Data Processing
Chinese,English
Lin LI, as a patent attorney and attorney at law, joining Liu, Shen & Associates since 2003, has gained abundant experiences in various patent-related affairs. His current practice includes patent drafting, prosecution, reexamination, invalidation, litigation, patent analysis and client counseling with focuses on telecommunication and computer science, electrical engineering and automatic control, as well as networking & e-commerce.
Mr. LI obtained LL.M. from John Marshall Law School in Chicago, U.S.A., with Honors (2016.9-12), master degree of Telematics (Telecommunication & Informatics) from University of Twente in the Netherlands (2001-2003), and bachelor degree of Automation from Beijing University of Technology (1995-2000).
Mr. LI also had years of working experience in the field of Intellectual Property with Beijing Longshuang Intellectual Property Retrieval Service Co., LTD. (2000-2001) before he joined the law firm of Liu, Shen & Associates.
Mr. LI works in the firm's Electrical and Electronics Department. Mr. LI is a member of the All-China Patent Agents Association. Mr. LI’s working languages are Chinese and English.
Representative Litigations:
- Samsung v. Huawei, patent infringement regarding a Non-SEP patent initiated before Xi’an Intermediate Court, and the corresponding invalidation heard by the Patent Reexamination Board of CNIPA, 2016-2017
- Samsung v. Huawei, patent infringement regarding a Non-SEP patent initiated before Beijing IP Court, and the corresponding invalidation heard by the Patent Reexamination Board of CNIPA, 2016-2017
- Samsung v. Huawei, patent infringement regarding a Non-SEP patent initiated before Shenzhen Intermediate Court, and the corresponding invalidation heard by the Patent Reexamination Board of CNIPA, 2016-2017
- Huawei v. Samsung, patent infringement regarding a Non-SEP patent initiated before Xi’an Intermediate Court, and the corresponding invalidation heard by the Patent Reexamination Board of CNIPA, 2016-2017
Patent Pre-litigation Analysis Projects:
- Mr. LI has rich practical experience in patent analysis as client counseling and pre-litigation analysis, including dozens of communication standard essential patents (SEP) and commercial patents (Non-SEP), to evaluate validity degree against searched prior art, to analyze relevance degree with respect to potential target products, or relevant communication standards.
Representative Speeches:
- “Invention Relating to Computer Program”, Siemens AG, November 2015
- “Computer Program Related Applications in China”, Chicago Seminar, October 2016
- “Discussion on Business Method Patents”, LiuShen workshop, September 2015
- “Functional Features and MPF”, LiuShen workshop, April 2015
- “U.S. Copyright and Happy Birthday Song”, LiuShen workshop, April 2016
- “International Exhaustion and Parallel Imports”, LiuShen workshop, January 2017
- “Inspirations from Invalidation & Litigation in China”, visiting Korean client, March 2018
- “AI Industry Overview and Patenting in China”, visiting US clients, May 2018
- “Patenting of Artificial Intelligence (AI) in China”, visiting Korean client, July 2019
- “Patenting AI inventions in China and Amendment to Examination Guidelines”, AIPPI, September 2020
- "Software Copyright Registration Practice", Siemens Software Copyright Series Training (Lecture 2), LiuShen online courses (Beijing), July 2022
Representative Researches:
- Participating FRAND related case search in global scope, screening, translation and editing of the book FRAND Case Selection, 2018-2019
- Participating research report on Intellectual Property Protection for Artificial Intelligence, 2019
- Participating research report on Intellectual Property Protection for Artificial Intelligence, 2021
- “Strategies for coping with inventiveness challenges for inventions involving technology migration from 4G to 5G”, customized research report
- “Analysis of Computer Readable Medium Claims”, a study on protection of CRM/CP/CPP/RMSS claims in China, May 2023
- “Case Summary of Examination on Eligibility Issue”, case summary and analysis of intensive “Article 2.2” rejections (2022.11-2023.10), research report for target clients, October 2023
- “Amendments of Implementing Regulations of Patent Law, Guidelines for Patent Examination and Other Supporting Regulations and Impacts Thereof on Practice”, Section 1.2.5 “Adjustments and Improvements to the Examination Rules for Computer-Related Applications, Further Adapting to the Development of Emerging Fields and New Business Models”, research report for target clients, January 2024
Representative Publications:
- “Drafting Best Functional Technical Features in China”, Asia IP, April 2016
- “Protecting AI-related Innovations in China”, first-author, Managing IP, Summer 2020
- “Introduction of Patent Confidential Application and Confidentiality Examination System”, IPLEAD, October 2022
- “Introduction of European Unitary Patent (UP) and Unified Patent Court (UPC) and Suggestions on Application Strategies” (also entitled as “The European Unitary Patent System is coming, how to apply for a patent is the best?”), IPLEAD, May 2023
- “Analysis on Responding Essentials of Examination Opinions for SEP related Patent Applications”, IP Frontier, November 2023
- “A Glance of Examination Rule on AI-related Invention”，a study based on “Report on Comparative Study on AI-related Inventions jointly by CNIPA and JPO”，LS newsletter, December 2023
- “Comments on/Proposed Amendments to the 2022 Draft Revised Patent Examination Guidelines”, Part 10 “Examination on Principle of Good Faith”, Part 11 “Examination on Obviously Lack of Inventiveness for Utility Model Application”, and Part 12 “Computer Program related Invention Application”, LS newsletter, January 2024
Member of All-China Patent Agents Association (ACPAA)
Member of International Association for the Protection of Intellectual Property (AIPPI)
Volunteer Expert of “Intellectual Property Protecting Service Experts Database” of Beijing Patent Attorney Association (BJPAA), 2021-2025
Beijing
Patent
Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Big Data Processing,Electrical Engineering,Electronics Engineering,Semiconductor
Chinese,English
Mr. Dongguo Liang joined Liu, Shen & Associates in August 2012. He mainly specializes in patent prosecution, re-examination, patent invalidation, patent licensing, IP litigation, and client counseling with a focus on semiconductors, electronic circuits, telecommunication, automation control, and computer science.
Mr. Dongguo Liang handles a number of cases related to patent examination, reexamination, invalidation, administrative litigation, infringement litigation, license, and other IP related matters during his work in the Law Firm. He represented Samsung against a large domestic communication enterprise in a series of patent invalidation cases and related infringement cases from 2016. During this period, Mr. Liang also involved in analyzing for hundreds of communication standard essential patents (SEPs) and commercial patents (NSEPs) to evaluate the validities of the patents. In 2018, Mr. Liang also participated in the series of patent invalidation cases with Apple on behalf of Qualcomm, and maintained the patent right of Qualcomm in his case relative with the memory dynamic word line driver.
Before joining Liu, Shen & Associates, Mr. Liang worked in China Sinda law firm for 4 years. He also had his internship at the Drinker&Biddle law firm in Philadelphia, USA from July to August, 2016.
Mr. Liang obtained his Master of Microelectronics from Institute of Microelectronics of Chinese Academy of Sciences in 2008, before that he got the Bachelor’s degree of Electronic Engineering from Tsinghua University in 2005. He also got his Master of Law from Temple University, USA in 2016, in order to provide better services to clients.
Representative cases:
- 2020, Onmicro V. Feixiang for a series of patent infringement and invalidation cases;
- 2016-2019, participating in a series of patent infringement and invalidation cases between Samsung Electronics V. a domestic communication enterprise;
- 2018, participating in a series of patent infringement and invalidation cases between Qualcomm V. Apple；
- 2017, Samsung v. Guangsheng for a patent of encoder.
Representative Publications and speech:
- “Calculation of global licensing fees for SEP patents,” IPLEAD, January 2024;
- “Frand case selection”，March 2018；
- “How to apply provisional patent rights protection in China for foreign enterprises,” Japanese Edition of IAM-media, Nov.2015.
- “Comparison of ownership of the Employees’ Inventions in Different Countries” on 2015 AIPPI China Youth IP Seminar.
Beijing
Patent
Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Big Data Processing,Electronics Engineering
Chinese,English
Experience:
Ms. Liu is a patent attorney at LIU, SHEN & ASSOCIATES. She has rich professional experiences in practicing Intellectual Property, and solid Background of electronics, signal processing as well as computer vision.
Ms. Liu’s current practice revolves patent prosecution, searching and analysis, patent/utility model application document drafting, and client counseling with a focus on electrical engineering, signal processing, automatic control and telecommunication, computer science as well as internet & e-commerce and etc. Particularly, Ms. Liu is good at providing agency services concerning both foreign patent application (PCT/Paris convention) and Chinese applications, responding to office actions, patent re-examination actions, and has rich experience in search and analysis on patent invalidation and infringement, analysis on freedom to operation, and search and retrieval.
Working experience
2019-now LIU, SHEN & ASSOCIATES, Senior Patent Attorney
2017-2019 Beijing Lvzhi Intellectual Property Agency Co., Ltd., Senior Paten Attorney
2008-2017 LIU, SHEN & ASSOCIATES, Senior Patent Attorney
2005-2008 JEEKAI & PARTNERS, Patent Engineer
Education &Training:
2002-2005, Peking University
M.S. in Signal and Information Processing from 3D Visual Computing and Robotics Lab, School of Electronics Engineering and Computer Science
1998-2002, Peking University
B.S. in Electronics Engineering from Department of Electronics
