Beijing

Patent

Mechanical Engineering

Chinese,English

Mr. Perry Wu YANG graduated from Zhejiang University (B.S., 1982), majoring in mechanical engineering, and he received professional training at intellectual property law firms in Germany and the U.K. from 1984 to 1985.

Mr. YANG started his professional career in 1982; worked for the Patent and Trademark Agency of CCPIT from 1982 to 1992; and joined the firm of Liu, Shen & Associates as a founding partner in 1993. His areas of special interests and experiences are patent filing, prosecution and invalidation proceedings in the field of mechanical engineering, and now he is the President of the firm.

Mr. YANG is deputy to the 12th National People's Congress, the President of All-China Patent Attorneys Association (ACPAA), the President of the International Federation of Intellectual Property Attorneys (FICPI) China Section, and the Vice President of AIPPI China. He is also a member of Beijing Lawyers Association and LES China Group.

Beijing

Patent

Medical Devices,Chemical Engineering

Chinese,English

Ms. Yang joined Liu, Shen & Associates in 2013 and became a qualified patent attorney in 2015. She specializes in patent prosecution with a focus on chemical engineering, polymer chemistry, material science and so on.

Ms. Yang had her master of science degree in chemistry from Peking University. 

Beijing

Patent

Electrical Engineering,Medical Devices

Chinese,English,German

Ms. Yang's practice focuses mainly on patent prosecution. She has successfully handled hundreds of patent filings and prosecuting cases for a plurality of well-known corporations, covering various technical fields, particularly the fields of electrical engineering and automation, power electronics, medical devices.

Ms. Yang had a master's degree from Beijing Jiaotong University in 2006. Before joining this firm, Ms. Yang worked as a patent engineer in an IP law firm in Beijing.

Beijing

Patent

Mechanical Engineering,Vehicle Engineering,Medical Devices

Chinese,English

PROFILE

Educational Background: Master degree for Information System; US LLM; China Master of Law degree

University：Beijing Aeronautics and Astronautics University (2005)；

US John Marshal Law School (2014)；

China University of Political science and Law (2017)

Qualification: Patent Attorney (2006)；Attorney at Law (2008)

SUMMARY

Mr. Yao specializes in providing legal service related to patent law. Based on the extensive experiences from patent prosecution and litigation in almost fifteen years, Mr. Yao has deep understanding on the spirit of China patent legal system. As the leading attorney, Mr. Yao has handled patent disputes for various international and domestic enterprises. Mr. Yao has the expertise to design overall litigation strategy based on specific cases and also the strong ability to summarize and analyze case details for the best of the clients. Mr. Yao is proficient in patent searching, with excellent skills in making searching strategy based on combined searching resources, establishing solid basis for the success of patent invalidation.

In technical field, Mr. Yao successfully represents France Staubli in a patent infringement case on textile machinery, which is selected as one of 2013 Top 10 IP cases in Jiangsu High Court. The corresponding patent administrative case is selected as one of 2017 guiding cases in Supreme Court. In telecommunication field, Mr. Yao participates a high-profile SEP infringement lawsuits, involving complicated determination of patent infringement, overloaded evidence summarizing and new FRAND issues. Further, Mr. Yao also provides patent related services for various enterprises, such as Qualcomm, Samsung , Schneider, Siemens, Knipex, Aux, Opple, GoerTek, OFO, Delphilaser, and is highly praised by the clients.

Mr. YAO keeps a close eye on development in IP law system in China and is active in reviewing IP hot issues and providing opinions in law amendments. Mr. Yao has solely or jointly published research articles on many topics on patent law. Mr. Yao has made presentations in many international IP conferences, with heated responses. 

Representative Cases

- An international telecommunication company v. a domestic telecommunication company, representing the international telecommunication company to attend SEP and non-SEP patent infringement group cases and patent invalidation group cases(over 40 cases) as the leading attorney, involving correspondence between telecommunication standards and SEPs, FRAND issues.

- Represented Aux to participate patent litigation and invalidation campaign among domestic air-conditioner enterprises.

- Represented defendant Samsung China to attend patent infringement litigation group cases before Shanghai IP Court and successfully challenged the validity of the series patents in a quick schedule to force the plaintiff to withdraw the cases.

- Represented plaintiff Staubli to launch series patent infringement litigation in Shanghai and Suzhou and obtained the overall success with the injunction and damages and IP Complaint Service for Staubli in Exhibition in Shanghai in 2012 and 2014 in “ITMA ASIA + CITME”. Selected as one of the TOP 10 cases in 2013 before Jiangsu High Court and also as one of the guiding cases before Supreme Court in 2017.

- Represented US Foxfurry to launch patent infringement case before Guangzhou IP Court and win the injunction and damages.

- Represented defendant Beijing Jieshi in preliminary injunction proceedings in Beijing IP Court. Successfully invalidated the patent and forced the plaintiff to withdraw the case.

- Represented Delphi Laser in patent invalidation series cases and all the way through appeals to the Retrial before the Supreme Court, all of which successfully maintaining the original invalidation decision.

- Represented US Global Imagination to initiate patent infringement litigation in Beijing and win the injunction and damages. Successfully defended the patent not to be invalidated against validity challenges for 3 times. Launched IP Complaint Service in Exhibition in Chengdu in 2018.

- Represented Zeng Shengke in an important case for public oral hearing with over 120 audiences, with press coverage such as China IP.

- Represented Yalian to successfully challenge the validity of 2 patents at the same time against Siempelkamp.

Publications and Presentations

Publications that Mr. YAO has authored include

-     “IP ENFORCEMENT AT TRADE FAIRS INCHINA”,AsiaIP, 2013

-     “MAKING THE MOST OF THE CUSTOMS”, MIP2016 inFocus, 2016

-     “CHINA’SEVOLVING SPECIALIST COURTS”, MIP AIPLA Daily Report, October 29, 2016

-     “COURT PROVIDES SEP GUIDANCE IN CHINA”, MIP 2017 Mid-year, June/July issue, 2017

-     “Breaking the damages dilemma in China patent litigation”, MIP 2017 End of Year, December issue, 2017

-     “ANALYZING THE SUPREME COURT’S STANCE ON SUFFICIENT DISCLOSURE”, MIP 2018, China IP Focus

-     “What is a Scope of a Functional Limintation in China”, Asia IP 2018, May issue

-     Coauthor in the book <FRAND Case Selection> 2018

Presentation that Mr. YAO has made include

-     “METHOD FEATURES IN CLAIMS OF UTILITY MODEL PATENT”, AIPLA China forum, 2014

-     “TRADE SECRET PROTECTION INCHINA”, AIPPI China-US Forum, 2016

-     “Analysis on SEP rules in China”, International IP Business 2018 Forum, 2018

-     Several Presentations on “Intelligent Tank” inside LS law firm

All-China Lawyers Association (ACLA)

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,Big Data Processing,Electrical Engineering

Chinese,English

Mr. Ye joined Liu, Hen & Associates in 2008 and became a qualified patent attorney in 2009. He specializes in patent prosecution, re-examination, patent invalidation, IP litigation, and client counseling with a focus on Electrical engineering, Automatic control, Electronic Circuit, Image processing, Telecommunication and Computer science.

Mr. Ye had a master's degree from Beijing Jiaotong University in 2003. Before joining this firm, Mr. Ye worked as a researcher in Electrical Engineering Institute of Chinese Academy of Sciences during 2003-2006, and worked as an engineer in Siemens Limited China during 2006-2008. 

All-China Patent Agents Association (ACPAA)

Beijing

Patent

Life Science

Chinese,English

Fangfang YI joined Liu&Shen Associates as a Patent attorney in 2014.

Before joining Liu&Shen Associates, Ms. YI worked in thePatentExaminationCooperationCenterof the Patent Office, SIPO as a substantive Patent examiner from 2009 to 2014. During this period, she has finished about five hundreds cases’ examination in the field of biopharmocology, bioengineering and biochemistry. She has a solid understanding of Patent law and real practice in China. 

Ms. YI got her qualification as a Patent attorney in 2012. She works in the firm’s Chemistry Dept. She is skillful in drafting patent application documents in such fields as biochemistry, microbiology, molecular biology, immunology, biopharmaceuticals, and experienced in preparing responses to office actions in the substantive examination proceedings, handling patent reexamination cases, and dealing with FTO patent search and analysis in the above fields.

Ms. YI received her B.S in Biomedical Engineer fromWuhanUniversityin 2006, and her Ph.D. in Clinical Medicine fromCapitalMedicalUniversityin 2009. Her working languages are English and Chinese.

Beijing

Patent

Electrical Engineering,Electrooptical Technology,Material Science,Semiconductor

Chinese,English

Ms. Yi joined Liu, Shen & Associates in 2008 and became a qualified patent attorney in 2009. She specializes in patent applications, re-examination and client counseling with a focus on display device, semiconductor device and process, material science, optical device, quantum dot, electrical engineering and automatic control. 
 
Ms. Yi got her qualification as an attorney at law in 2009. She has participated in many patent applications, re-examination and client counseling every year. 

Ms.Yi had a master's degree from Zhejiang University in 2006. Before joining this firm, Ms. Yi worked as a Patent engineer at Lecome Intellectual Property Agent Ltd. for two years. 

Ms. Yi attended Summer School on IP in Europe organized by the Centre for International Intellectual Property Studies (CEIPI) in Strasbourg in Paris during June 27 to July 8, 2016.

Publications
Yuhua Qu, Guifen Yi, Trade Secret and Patent Protection in China, Asia IP, July 2016

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. Yu joined Liu, Shen & Associates in 2004 and became a qualified patent attorney in 2006. He specializes in patent prosecution, patent invalidation, Patent litigation, and client counseling with a focus on wireless communication and optical communication, computer science, electronics, Internet & e-commerce, and image processing technologies.

Mr. Yu was qualified as a patent attorney in 2006 and as an attorney at law in 2008. He has handled thousands of patent applications for various multinational companies, and also handled many patent infringement litigation cases and invalidation cases. Mr. Yu has conducted many patent analysis affairs, including patent invalidation analysis, pre-litigation analysis, standard-essential patent analysis. Additionally, Mr. Yu has provided various patent counseling services for clients, including analyzing hot issues and cases in the patent field, and providing patent training courses for clients.

Now, Mr. Yu is leading his team to providing patent related services for multiple foreign and domestic clients.

Mr. Yu obtained his L.L.M. degree from John Marshall Law School in U.S. in 2015, and obtained his master's degree and bachelor’s degree from Tsinghua University in 2004 and 2001. He also received training from Birch, Stewart, Kolasch & Birch, LLP, Virginia, U.S.A. in 2007. 

REPRESENTATIVE CASES

I. Civil Litigation

1.   A US communication company v. a US mobile device manufacturer, several patent infringement litigations, representing the US communication company; the cases are pending.   

2.   A Chinese mobile device manufacturer v. a multinational mobile device manufacturer, a series of SEP and Non-SEP patent infringement litigations, Shenzhen, Xi’an and Beijing, representing the multinational mobile device manufacturer; the cases are pending.

3.   Skyworks v. ChiefTech (2014), patent infringement litigation, Shenzhen, representing Skyworks; the case was settled.

4.   Skyworks v. Sanet, patent infringement litigation, Shenzhen, representing Skyworks; the case was settled.

5.   A Russian company v. a Chinese company; patent ownership arbitration case, Beijing, representing the Russian company; won this case and got the patent back.

II. Patent Invalidation or Administrative Litigation

1.   A US communication company v. a US mobile device manufacturer, several patent invalidation, Patent Reexamination Board of SIPO, representing the US communication company (patentee); one patent was maintained as valid and the others are pending.  

2.   A multinational mobile device manufacturer v. a Chinese mobile device manufacturer, four patent invalidations, Patent Reexamination Board of SIPO, representing the multinational mobile device manufacturer (invalidation petitioner); three patents were invalidated and one patent was partially invalidated.

3.   A multinational mobile device manufacturer v. Patent Reexamination Board of SIPO, administrative litigation; representing the multinational mobile device manufacturer; the case is pending.

4.   Skyworks v. ChiefTech (2014), patent invalidation, Patent Reexamination Board of SIPO, representing Skyworks; the case was settled.

5.   Skyworks v. Sanet (2014), patent invalidation, Patent Reexamination Board of SIPO, representing Skyworks; the case was settled.

Articles:

-     “China’s evolving patent system”, 2015 annual meeting of The American Intellectual Property Law Association (AIPLA)

-     “Consideration on technical effect under priority system”, Asia IP, 2018

Presentations:

-     “Watch or March – IP Protection Strategy in China”, MIP IP in Asia Forum 2016, London & Paris

-     “Updates on standard essential patents in China”, AIPPI Japan, China, Korea Trilateral Meting 2018, Nagoya, Japan

Awards:

-     A Chinese top Internet company: A-class Patent Attorney

-     China Intellectual Property News: Star Patent Attorney

-     All-China Patent Agents Association (ACPAA): Excellent Patent Application 2016

All-China Lawyers Association (ACLA)

All-China Patent Agents Association (ACPAA)

Association Internationale pour la Protection de la Propriété Intellectuelle (AIPPI)

Committee member of China National Intellectual Property Youth Association 

Beijing

Patent

Bio & Pharmaceutical,Life Science

Chinese,English

Ms. Yu joined the law firm of Liu, Shen & Associate in 2015 and mainly responses for translation, submitting of new applications, as well as communicating with the clients and responding to the Office Action.  These applications comprise foreign applications entering into national phase in China, and Chinese applications entering into other countries. She has also drafted many applications in the field of biology and medicine. Prior to joining Liu Shen, she worked as a patent engineer in Beijing Zhong zi Law Firm for three years, accumulating extensive experience in foreign patent applications.

Ms. Yu got a patent agent qualification certificate in 2015.

Ms. Yu graduated from Lanzhou University in 2005 as a bachelor and obtained her doctor degree in Tsinghua University in 2011.  She has a strong background of biology, especially immunology.  During the study as a PhD student, she majored in molecular immunology and accumulated abundant knowledge and experimental skills of immunology in the molecular immunology laboratory of Tsinghua University.   She focused on the mechanisms of influenza virus and HIV infection, as well as the design of effective inhibitors for both viruses during the study.

Ms. Yu studied in the virus immunology laboratory of New York Blood Center as an exchange student during 2008-2010.  

Representative cases that Ms. Yu has led to include

-     “Composition of detection agents for epithelial tumor cells and preparation method thereof”, which has been granted in many countries such as the United States, Europe, Japan, South Korea, Mexico, and so on.

Some cases drafted by Ms. Yu:

-     "Bispecific or multi-specific Ig JR binding protein"

-     "A method for the preparation of MG53 multimer and its use"

-     "An MG53 mutant and the preparation methods and applications thereof"

Publications that Ms. Yu has authored include

-     Mutations of Gln64 in the HIV-1 gp41 N-terminal heptad repeat render viruses resistant to peptide HIV fusion inhibitors targeting gp41 pocket，Xiaowen Yu, Lu Lu, Lifeng Cai, et al. Journal of Virology, 2012, 86(1):589-93

-     HIV-1 variants with a single-point mutation in the gp41 pocket region exhibiting different susceptibility to HIV fusion inhibitors with pocket- or membrane-binding domain, Lu Lu, Pei Tong, Xiaowen Yu, et al. Biochimica Et Biophysica Acta, 2012, 1818(12):2950-2957

-     ADS-J1 inhibits HIV-1 infection and membrane fusion by targeting the highly conserved pocket in the gp41 NHR-trimer. Fei Yu, Lu Lu, Qi Liu, Xiaowen Yu, et al. Biochimica Et Biophysica Acta, 2014, 1838(5):1296-1305

Beijing

Patent

Telecommunication,Computer Science,Internet Technology,E-commerce,Artificial Intelligence,Big Data Processing,Electrical Engineering,Electronics Engineering

Chinese,English

Ms. Yuan joined Liu, Shen & Associates in 2004 and got qualification as a patent attorney in 2016. She specializes in legal procedure management for patent invalidation, patent administrative litigation and patent infringement litigation. She also focuses on reviewing legal documents to be filed, monitoring legal deadline, making and translating legal documents, assisting work of attorneys and so on.

Ms. Yuan obtained her bachelor degree in management from Beijing Normal University in 2004, and obtained master degree in Software Engineering from Beijing Aeronautics and Astronautics University in 2012.

·      All-China Patent Agents Association (ACPAA) 

Beijing

Trademark,Copyright

Chinese,English

Ms. Yuan joined Liu, Shen & Associates in 2008 as a trademark attorney and got her qualification as an attorney at law in 2009. Her practice encompasses trademark prosecution, invalidation, litigation, and corporate Trademark counseling.  Her expertise is in trademark clearance and filing strategies, trademark strategies, filing trademarks throughMadridsystem.

Ms. Yuan holds a Bachelor of English Literature fromWuhanUniversityand a Master of Intellectual Property fromFranklinPierceLawCenter(nowLawSchoolof theUniversityofNew Hampshire).  She received training from Birch, Stewart, Kolasch & Birch, LLP in 2008. 

Representative cases that Ms. Yuan has led or participated include 

-      LEGO JURIS A/S (Denmark) v. TRAB, a trademark litigation case, representing LEGO arguing LEGO’s minifigures are inherently registrable as a trademark.

-      NXP B.V. (Netherlands) v. Goodark Company (Taiwan), representing NXP winning oppositions based on copyright right against trademark right;

-      QUIKSILVER INTERNATIONAL PTY LTD (Australia) v. Jinjiang Xinnuo Tradding Co., Ltd. (China), representing Quiksilver winning trademark opposition based on prior trademark and prior copyright;

-      NEXT RETAIL LIMITED (UK) v. Guangzhou Baosheng Development Co., Ltd. (mainland China), a trademark litigation case, representing NEXT to convince the court to break sub-class system;

-      Tripod Company (Taiwan) v. Beijing Golden Star Company (mainland China), representing TRIPOD in trademark litigation case, convincing the court to recognize Tripod’s prior use and reputation and cancel part of Golden Star’s goods;

-      OBI PHARMA Inc.(Taiwan) v. TRAB, representing OBI PHARMA to negotiate with the owner of cited mark, who has agreed to cancel their conflicting goods, and convincing the court to rule to approve the registration of OBI PHARMA’s house mark in Chinese after the cancellation became effective;

-      Megvii Co., Ltd.(mainland China) v. TRAB, representing Megvii to negotiate with the owner of cited mark, who has agreed to provide letter of consent and assign the cited mark to Megvii, and convincing the court to accordingly approve the registration of an important mark of Megvii in the second instance.  

Publication

-      Issues in trade mark licensing, TRADEMARK TIMES, 2017 INTA;

-      Lack of divisional application and partial assignment, Management of Inetellectual Property 2017;

-      Examining non-trademark rights protected by Chinese Trademark Law, Management of Intellectual Property 2018.

Typical Counseling Cases

-      Trademark counseling for three European companies and one US company for 6 years.

-      Trademark counseling for two Chinese IT companies for 3 years.

All-China Lawyers Association (ACLA)

Beijing

Patent

Bio & Pharmaceutical,Life Science

Chinese,English

Dr. Yuan joined Liu, Shen & Associates in 2018. She specializes in patent application prosecution, reexamination and infringement analysis, focused on the fields of gene editing, immunotherapy, and cancer treatment.

Dr. Yuan studied in Northeast Agricultural University in 2008-2012 and received her Ph.D. degree from Institute of Zoology, Chinese Academy of Sciences in 2018, majoring in Development Biology. 

Representative prosecutions that Dr. Yuan has participated in:

-     President and fellows of Harvard College (Gene editing);

-     Gilead (CAR T cell immunotherapy);

-     Novozymes (Enzymes).

Research that Dr. Yuan has been involved in:

-     Research about gene functions in mammalian gametogenesis;

-     Establishment of conditional knockout mice using CRISPR/Cas9 genome engineering technique.

Publications that Dr. Yuan has authored:

-     Geminin deletion in pre-meiotic DNA replication stage causes spermatogenesis defect and infertility[J]. Journal of Reproduction & Development, 63(5):481-488.

-     Oocyte-specific deletion of furin leads to female infertility by causing early secondary follicle arrest in mice[J]. Cell Death & Disease, 8(6):e2846.