Mr. DI joined Liu, Shen & Associates in 2001 and became a qualified
patent attorney in 2000, and got his qualification as an attorney at law in 2007.
Up to now, Mr. DI has handled a great deal
of patent filings, prosecutions, reexaminations, patent searches, and some
patent invalidations, administrative proceedings, and patent infringement
analysis with a focus on mobile communication, semiconductor,
electronic technology, computer science, automatic control, Internet and as well as Internet
& e-commerce.
Mr. DI has
drafted a lot of patent applications for many clients including some world
well-known companies, which include patent applications drafted in English for
filing in PCT and abroad.
Mr. DI
graduated from Beijing Institute of Technology in March of 1994, and got Master
Degree. He took part in the Summer Training Program for the U.S. Patent Law at
BSKB LLP, in the United States, 2004.
Representative cases
that Mr. DI has led or participated include
- Patent invalidation request, “USB flash
drive”, M-system company against Shenzhen Netac Co., acting for the requester;
- Patent invalidation request, Panasonic
Corporation against Guagdong Weiling Motor, acting for the requester;
- Patent invalidation request, Microsoft (China)
Co. against Beijing Zhongyi co., acting for the requester;
- Patent administrative litigation for
invalidation case, Microsoft (China) Co. against Patent Reexamination Board,
acting for the plaintiff;
- Patent administrative litigation
appeal, Panasonic Corporation against Guagdong Weiling Motor, acting for the
appellant.
Publications that Mr. DI
has authored include
- “analysis of the patentability of
information recording medium in China” in the journal of CHINA PATENT AGENCY,
- “whether or not a claim involving the
computer program constitutes a technical solution” in the journal of
LexisNexis.
Lectures that Mr. DI has presented include
- regarding how to draft a high-quality
patent application on the China-Europe Patent Forum held in Beijing and Shenzhen,
in October, 2009;
- regarding the patentability and fully
disclosure of the patent on the Forum of Patent Protection Declaration in
China, held at China Renmin University on July 15, 2015;
- regarding the patent practices in China
during visiting clients.