Mr. Jack Zhang has expertise in patent prosecution and litigation in China, as well as cooperating with local lawyers to handle patent prosecution in major countries and regions such as United States, Europe, Australia, Canada, India, Brazil, etc. Mr. Zhang has rich experience in patent ageny services, including, for example, drafting of application document, Chinese-English translation and reviewing, response to Office Actions, and patent re-examination, invalidation and administrative litigation procedures, and is particularly good at handling patent applications and providing invalidation and litigation services for domestic and foreign clients. He focuses on the technical fields of computer software and hardware, Internet, e-commerce, electronic circuits, communications, semiconductors, image processing, display and lighting, machinery, automation, and so on. Mr. Zhang has handled more than 1,000 patent applications and more than 1,500 Office Actions in China, United States, Europe, India and other countries and regions. In 2018, Mr. Zhang have won two patent invalidity cases in “Internet Patent Dispute Cases Ranked No. 1” (selected by people.cn as one of the Top 10 typical patent cases in 2018), and helped a leading semiconductor company to achieve favorable results in patent civil litigation cases and the related patent invalidity case. Mr. Zhang joined Lung Tin in March 2009.

Mr. Zhang was licensed to practice as a Chinese Patent Attorney in 2011 and passed the National Judicial Examination in 2016.

Lung Tin Intellectual Property Agent Ltd., Partner, Patent Attorney
Knowhow Patent Agent Ltd., Patent Attorney
Tingli Patent Agent & Associates, Patent Attorney

LL.M., John Marshall Law School (U.S.)
B.Eng., Beihang University, in Mechanical Engineering & Automation(Graduate thesis: “GUI design for embedded equipment”)

Speaker, “Viewing Subject Matter in Chinese Patent Practice from Nokia v. Hua Qin Case”, AIPPI China Youth IP Seminar, August 2014, Beijing, China

Author, “Responding Strategy to Subject Matter Issue in U.S.P.T.O. Office Actions”, August 2016 Issue, Patent Agency

Author, “Application of ‘Insufficient Disclosure’ in Patent Invalidation and Related Procedure”, February 2020 Issue, Shanghai Intellectual Property

Zhongguancun Foreign Intellectual Property Service Expert, Zhongguancun Intellectual Property Promotion Office