Contact Us
Jiarong Duan, Ph.D.
Tel: (86 10)8220 2367
Fax: (852) 2827 1018

Working Team
Patent Team (Chemistry, Biotechnology & Pharmaceutics)

Patent Attorney (2006)

Education and Training
Ph.D. in Chemistry, University of Nantes of France, 2002

Trained at a renowned company in Belgium in 2009
Trained at a renowned Law Firm in France in 2018

Work Experience
Joined CPA as patent attorney in 2003

Service Area
Patent Agency

Technical Background
Chemical Engineering, Inorganic materials and Polymer materials, Pharmaceuticals and Pesticides, Biotechnology and Life sciences, Cosmetics and Food

Practice Area
Patent Application Consultation, Patent Search, Patent Mining, Patent Map, Patent Portfolio Planning, Patent Application Strategy Formulation, Drafting Patent Application Documents, Preparing and Filing Patent Application (Including Domestic Patent Applications, PCT Applications and Foreign Patent Applications), Reporting and Responding to Office Action , Patent Administrative Reconsideration, Patent Reexamination, Patent Invalidation, Patent Administrative Litigation, Patent Infringement Litigation, Patent Civil Litigation, Third Party Opinions/Public Opinions, Patent Validity Analysis, Patent Infringement Analysis, Free to Operation Analysis (FTO), Patent Licensing/Assignment, Intellectual Property Training, Other Legal Matters Related to Intellectual Property

Personal Achievements
Participated in the writing of the book "High-profile IP Cases in China"
Participated in the translation and preparation of the French version of Guidelines For Examination

Member of All-China Patent Attorneys Association


Chinese, English, French

China Patent Agent (H.K.) Ltd.


22/F, Great Eagle Centre, 23 Harbour Road, Wanchai, Hong Kong
Tel: (852) 2828 4688
Fax: (852) 2827 1018

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