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Chuanhong Long

Beijing Office
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Patent Attorney since 1996

Attorney-at-law since 1998

Technical Field:

Material Science and Engineering, Chemical Engineering, Metallurgy, and Chemistry


Chinese and English

Education and Training:

Bachelor of Science in Material Science and Engineering from Zhejiang University in 1990

Master of Science in Inorganic Non-Metallic Material from Tsinghua University in 1993

Master of Law from the Law School of Peking University in 2003

Trained in a law firm in the UK in 1997

Trained in a law firm in the USA in 2002

Professional Experience:

Joined CCPIT Patent and Trademark Law Office in 1994

Practice Area:

Mr. Long's practice focuses primarily on prosecution, invalidation, enforcement and licensing of patent. He has also counseled domestic and international clients on other IP related matters, such as trade secret, ownership dispute, and border enforcement. Mr. Long has considerable experience in handling patent invalidation and litigation cases for foreign companies. His technical specialty covers chemistry, chemical engineering, material science, pharmaceutics and agrochemicals etc.

Mr. Long was invited as an expert to participate in the formulation of the “Outline of National Intellectual Property Strategy” from 2005 to 2007. Besides, Mr. Long also participated in the research project organized by SIPO for the preparation of the third amendment to the Implementing Regulations of the Chinese Patent Law in 2007.

Publication and Presentation:

Author: Study on Conflicting Patent Applications, China Patent Agency, No. 3, 1999;

Co-Author: Study on the criteria to be met for the contents of all components defined in a composition claim of the open-ended form, China Patent News, Mar. 10, 1999;

Co-Author: SIPO Amends Patent Law, Managing Intellectual Property, June 2008;

Author: Discussion on the Double Patenting Issue under the Chinese Patent Law,Collection of Articles for Celebrating the 20th Anniversary of ACPAA, Published by ACPAA on December 2008;

Presentation: Enforcement Strategies of IPR in China, AIPPI FORUM & EXCO, Singapore, October 2007;

Presentation: Introduction to Recent Developments of IP Laws and Practice in China, 2008 AIPPI trilateral Meeting, Japan, China and Korea, Fukuoka, Japan, July 2008;

Presentation: Patent Enforcement in China, The 2nd Beijing International Pharmaceutical and Chemical Intellectual Property Forum, Beijing, China, August 2009

Professional Affiliation:

Vice President of Chinese Group of AIPPI

Vice President of China Section of FICPI

Arbitrator for China International Economic and Trade Arbitration Commission

Member of LES China

Member of All China Patent Attorneys Association