Patent Application; Patent Invalidation; Patent Litigation

Zhenghuan & Huanrun: Managing Partner, Senior Patent Attorney.

Tongbiao Law Firm: Partner.

Longnuo Law Firm: Partner, Deputy Director.

Patent Reexamination Board of CNIPA: Deputy Director.

Patent Office of CNIPA: Examiner.

• 17 years of experience in patent examination, prosecution and litigation in technical fields including communication, electronics, internet, medical equipment, machinery, optoelectronics, etc.

• Joined the China National Intellectual Property Administration (CNIPA) in 2003, and successively served as Examiner and Deputy Director at the Patent Reexamination Board.

• Examined more than 600 communication‑related patent cases involving substantive examination, reexamination and invalidation, covering almost all major enterprises in the communication industry, with rich examination experience, broad vision and technical insights.

• Joined Longton Intellectual Property Group as Partner and Deputy Director of Longnuo Law Firm in 2013, and has handled more than 100 patent cases of various types for domestic and foreign clients.

• Representative cases were selected as Top 10 Cases of the Patent Reexamination Board in 2015, Top 10 Cases of the China Intellectual Property Society in 2015, and a civil litigation and related invalidation case was rated as Top 10 Typical Patent Cases of 2018 by People’s Daily Online.

Typical Patent Examination Cases (as key examiner)：

• Huawei v. Ericsson – series of invalidation cases

• Nokia v. Huaqin

• Huawei v. InterDigital

• Huawei v. ZTE, etc.

Typical Patent Invalidation Cases (as patent attorney)

• Micron v. Jinhua

• ZTE v. Verigo

• Nufront v. Samsung

• MediaTek v. Shanghai Xuanpu – series of litigation and invalidation cases

• ASUS v. Global Aggregate – series of litigation and invalidation cases

• HKC v. a Taiwan panel enterprise – series of litigation and invalidation cases

• Baidu v. Sogou