Mr. Qiulin ZHANG mainly practices in areas of patent drafting, application and reexamination in fields of machinery and chemistry; patent invalidation; patent infringement analysis; patent administrative litigation; patent infringement litigation; patent retrieval (novelty search, invalidation, evasion, tracking, etc.); patent administrative investigation (Intellectual Property Office, Customs, Exhibition); patent strategies and pre-warning; trade secret infringement litigation; unfair competition; intellectual property contracts; technology contracts; and enterprise intellectual property consulting. Before joining Fairsky, Mr. Zhang worked for CHIPSCREEN for two years in the research and development of new drugs and started practicing intellectual property law from 2006. He has accumulated extensive experience in the patent legal service field, including drafting patent applications for SINOPEC, representing well-known domestic and foreign enterprises such as Roche, BASF, AKZO NOBEL NV, Evonik, Exxon Mobil, UOP, Heraeus, Toyota, Siemens, Nestle, SHENHUA, etc. in patent applications in China, providing patent infringement analysis for BASF, and assisting HighChem in the process of technology import and transfer. He also represented Goldlabo in invalidating SEB’s invention patent; represented MEIZU in invalidating Qualcomm’s invention patent; defended VMI in patent invalidation proceeding; represented SINOCHEM in trade secret infringement suit, and defending Baroque in a patent infringement suit.
Practice Fields
Patent, business secret, trademark, copyright, unfair competition, and other IP legal affairs. He is especially skilled at handling patent cases in technical fields such as chemistry, chemical engineering, material, biology, and medicine, business secret cases, etc.
Work Experience
Shenzhen Chipscreen Biosciences Co., Ltd., new drug research and development
Zhongzi Law Office, patent attorney specially handling foreign-related matters
China Patent Agent (H.K.) Ltd., patent attorney specially handling foreign-related matters
Professional Experience
1.Mr. Zhang represented ZHONGHUA CHEMICAL, etc. against Wanglong Company, etc. in an infringement case concerning the technical secret "Vanillin". ZHONGHUA CHEMICAL received a compensatory payment of 159 million yuan in the second instance, which was the highest compensation amount in the history of business secret infringement cases of the people's court. This case was selected as "Top Ten Cases of 2021 of the People's Court", "Top Ten Typical Cases concerning Technical Intellectual Property Rights of 2020 of the Intellectual Property Court of the Supreme People's Court of China" and “Top Ten Cases of 2021 of Chinese courts”.
2.Mr. Zhang represented the Wenzhou Haihe Pharmaceutical Co., Ltd. in the 1st case of patent linkage litigation against the Chugai Pharmaceutical Co., Ltd. with regard to its drug "Eldecalcitol Soft Capsules", and the other party's appeal was dismissed in the second instance judgment. This case was awarded as one of the "Top Twenty Typical Cases in 2020" by the Intellectual Property Court of the Supreme People's Court of China, and was also selected as one of the "Top 10 Nominated Cases of Promoting the Rule of Law in the New Era in 2022" and "Top 10 Typical Cases of China Trials in 2022".
3.Mr. Zhang represented Cathay Biotech Inc. against the CNIPA and Hanlin Company in the second trial of patent invalidation and administrative litigation case. The IP Court of Supreme People's Court revoked the verdict in the first trial to maintain the patent involved to be valid. The case was rated as one of the 50 typical intellectual property cases in Chinese courts in 2021.
4.Mr. Zhang represented the Yichang Humanwell Pharmaceutical Co., Ltd. in the patent linkage administrative adjudication of the 1st batch of three cases against Purdue Pharma with regard to its drug "oxycodone hydrochloride", confirming that none of relevant technical solutions of the generic drug falls within the protection scope of the patents.
5.Mr. Zhang represented AMEC in suing Veeco Precision Instruments International Trade (Shanghai) Co., Ltd. in a series of cases of patent infringement, patent invalidation, and customs administrative investigation. The series of cases was rated as one of the "Top Ten Cases of Patent Reexamination and Invalidation of 2018 by the CNIPA", and was also selected as one of the "Top Ten IP Cases of Shanghai in 2017", one of the "Top Ten IP Cases of China Customs in 2017", and one of the "Top Ten IP Judicial Protection Cases of the Fujian Court in 2018".
6.Mr. Zhang represented Roller Coaster (Beijing) Catering Management Co., Ltd. against Spacelab (Beijing) Catering Management Co., Ltd. in series cases of patent infringement, patent invalidation and administrative litigation thereof, and administrative investigation by the China National Intellectual Property Administration. This case was selected as "Top Ten Patent Reexamination & Invalidation Cases of 2019 of the CNIPA".
7.Mr. Zhang represented Advanced Energy & Environmental Technologies Inc. and InSoil Energy Technologies Co., Ltd. and other technical secret infringement cases, won the first instance and fully supported the plaintiff's claim in the second instance. This case was selected as "20 typical Cases of Intellectual Property Court of the Supreme People's Court in 2022" and "Typical civil Cases of trade secret Infringement Disputes of Beijing Intellectual Property Court".
8.Mr. Zhang represented Zhaodi Zhou against Yuguo Machinery Factory in a case of patent infringement administrative investigation by the CNIPA. This case was selected as "Top Ten Typical IP Protection Cases of 2021 in Suzhou".
9.Mr. Zhang represented Jinji Company against Huntsman (Switzerland) in series cases of infringement of the patent "a reactive dye". He finally won the first instance, second instance, and retrial, rejecting the defendant's claim of 200 million yuan in compensation. The success in this case paved the way for listing of Jinji.
10.Mr. Zhang represented Jinfeng against UXIN in the malicious lawsuit case. In the first trial, it was determined that the other party had applied for a patent for the product sold previously, and filed an infringement lawsuit based on the patent. This constituted a malicious lawsuit.
Social Title
Member of the Intellectual Property Business Research Association, Chaoyang Lawyers Association, Beijing
Practical Tutor at the Intellectual Property College of Xiangtan University, and Part-time Teacher at Hefei University of Technology
Member of the Foreign Affairs Lawyer Talent Pool, Beijing Lawyers Association
Member of the Expert Pool for Intellectual Property (Trade Secret Protection), Guangming District, Shenzhen
Outstanding Lawyer in Pharmaceutical Intellectual Property by IP Frontline 2023
Top 100 Intellectual Property Experts in China by Asia IP 2023
Outstanding Communist Party Member among Chaoyang Lawyers in 2024
