REPRESENTATIVE
CASES
Infringement
Litigations：
■ REC v. Hanwha
Mr. Zhang and his
colleagues represent the plaintiff REC to sue Hanwha for
patent infringement and on behalf of the patentee REC responded to the
defendant's patent invalidation request. Through a full understanding of the
patented technology and accurate modification of the claims, the patent is
finally maintained by CNIPA. At present, the case is still in progress. （2020.12）
■ Wu Shanwang v.
Dongguan Mustang Machinery Co., Ltd
Mr. Zhang and his
colleagues represented the defendant Mustang Company in Jinan intellectual
property court and Shanghai Intellectual Property Court to deal with five
patent infringement lawsuits brought by Mr. Wu Shanwang. Finally, four cases in
Jinan intellectual property court were closed by the plaintiff's withdrawal and
one case in Shanghai Intellectual Property Court was settled, which made the
customer win the serial cases. （2021）
■ AHT v. Qingdao
Kaichuang Co., Ltd
Mr. Zhang and his
colleagues filed a patent infringement lawsuit against Qingdao Kaichuang Co.,
Ltd on behalf of the patentee AHT in Beijing Intellectual Property Court. In
this case, Mr. Zhang helped the client successfully obtained the behavior
preservation ruling (preliminary injunction) prohibiting the defendant from
continuing infringement. （2020.12）
■ Gree v. AUX
Mr. Zhang and his
colleagues represent defendant AUX to attend serial patent infringement
litigations. Among them, Mr. Zhang and his colleagues successfully invalidated a
patent involved in one case and finally win this litigation case. Several other lawsuits are still ongoing. (2017.06 – 2022.04)
■ Guangzhou Biaoqi v. Nanjing Baoguang
Mr. Zhang and his
colleagues represent defendant Nanjing Baoguang to attend patent infringement
litigation cases before Guangzhou IP Court and challenging the validity of two
patents involved at the same time before the Patent Reexamination Board. As a result,
in one infringement case the prosecution was withdrawn due to the invalidation
of the patent, in the other infringement case successful non-infringement
defense was made based on detailed and reasonable arguments during court
hearing. (2017.12-2018.11)
■ Samsung v. Huawei
In the serial
patent infringement litigations Mr. Zhang was mainly involved in SEP and FRAND
related affairs, and has translated and compiled several German cases related
to FRAND, some of which have been published in the "FRAND Case
Selection", and Mr. Zhang is also one of the editors of the book.
(2016-2018)
Invalidation Proceedings:
■ Langan (Tianjin)
Technology Development Co., Ltd. v. WEH Connection Technology Co., Ltd
Mr. Zhang and his
colleagues responded to the invalidation request of the applicant in two
invalid cases (involving the field of high-pressure fluid connectors) on behalf
of the patentee WEH Connection Technology Co., Ltd. Finally, the patent rights
of the two patents remained valid, which provided a right basis for relevant
litigations and was affirmed by customers.（2021）
■ Miao Yu v. Boehringer
Ingelheim International Co., Ltd
Mr. Zhang and his
colleagues represent the patentee Boehringer Ingelheim International Co., Ltd
to respond to the invalidation request. With a deep understanding of the
background technology and relevant technical features of the patent involved,
the validity of the patent right was successfully maintained.
■ Qualcomm v. Apple
Mr. Zhang and his
colleagues on behalf of the plaintiff Qualcomm responded to the requester's
invalidation request in several invalidation cases. The team has won those
invalidation cases. (2018-2019)
■ Ding Zhijun v. Siemens AG
In the two patent
invalidation cases Mr. Zhang and his colleague have represented the patentee
Siemens. Mr. Zhang and his colleague have won both the invalidation cases. (2018-2019)
Legal Opinions
Mr. Zhang provides
more than 20 legal opinions in terms of FTO, potential infringement analysis,
litigantion vetting and patent validity analysis for many clients including Goertek,
THSAS, Mengniu, Ruixing, Voith, Qualcomm etc..
Presentations
- “Opportunities and Challenges-Protecting
IoT and AI Innovations in China”, MB meets China Forum, Munich, Germany, March 2019;
- "Industry 4.0 from the perspective of
patents", Liu&Shen Law Firm's "Think Tank" forum, August
2019.
- "On foreign related patent
infringement litigation", forum of alumni lawyer cooperation committee of
Law School of China University of political science and law, December 2020.
Publications
- Compilation of FRAND Related Cases”,China Science Press, as one of the editors.
- “How to calculate damages in case patent infringer refuses to provide account books”， IPLink Asia, July 2020。
Training
- "Obtaining, Enforcing and Evaluating
Intellectual Property Rights in Europe", hosted by Boehmert & Boehmert
Law Firm, Munich, Germany, July 2019;