I have worked in the Chemical Invention Examination Department of the National Intellectual Property Administration for 11 years, mainly involved in substantive examination, reexamination, PCT international search and preliminary examination of patents in the chemical field. I have participated in multiple patent analysis projects at the bureau level and was rated as an outstanding researcher in the patent analysis popularization and promotion project. I have completed hundreds of novelty search, invalidation and other search projects and was rated as a "backbone talent" at the bureau level. As a contributor, I participated in the compilation of the book "The Art of Patent Confirmation - In-depth Analysis of Patent Invalidation and Administrative Litigation Cases". I am proficient in FTO search, patent infringement and early warning analysis, patent invalidation, patent administrative litigation and other businesses in the fields of chemistry, materials, medicine, machinery, etc.

Main clients served: Mobike, Fangtai, Wangli, Sanju Environmental Protection, Wode Heavy Industry, Yantai Wanhua, Ningbo Far East, Zhongyuan Neipai, Chongqing Jinshan, Beijing Rencuang, Longyan Changfeng, Jiangsu Hualan, etc.

Tongji University Master of Materials Science and Engineering

Tongji University Bachelor of Materials Science and Engineering

Patent search and analysis, patent invalidation, patent administrative litigation, patent early warning, etc. in the fields of chemistry, materials, medicine, machinery, etc.

Patent Administrative Litigation Case between Daqing Sanju Environmental Protection Co., Ltd. and BASF SE on "Method for Preparing Polyhydroxymethyl Compounds"

Patent Invalidity Case between Zhongyuan Internal Combustion Parts Group Co., Ltd. and Anqing Dibert Gutzow Cylinder Liner Co., Ltd. on "A Lightweight Cylinder Liner for Passenger Vehicles"

Patent Invalidity Case between Jiangsu Hualan Pharmaceutical New Materials Co., Ltd. and Daiwa Seiko Co., Ltd. on "A Combined Structure of Oral Liquid Bottles"

Patent Administrative Litigation and Patent Infringement Litigation Case between Beijing R&C Ecological Environmental Protection Technology Co., Ltd. and Beijing Yinghui Chuangye Building Materials Factory on "Composite Permeable Bricks"

Second Instance of Patent Administrative Litigation Case between Beijing R&C Technology Development Co., Ltd. and Shiyan Changjiang Molding Materials Co., Ltd. on "Wet Coated Sand and Its Preparation Process"

Series of Patent Invalidity and Administrative Litigation Cases between Chongqing Jinshan Science & Technology (Group) Co., Ltd. and Anhui Health Technology (Wuhan) Co., Ltd. including "Medical Radio Capsule Endoscopy System"

Patent Invalidity Case between Ningbo Far East Chemical Group Co., Ltd. and Sichuan Jinxiang Sairui Chemical Co., Ltd. on "A Heat Exchange Component and a Fluidized Bed Reactor Containing the Same"

Patent Invalidity Case between Beijing Mobike Technology Co., Ltd. and Wang Yong on "A Bicycle with a Solar Panel Installed"

Patent Invalidity Case between Ningbo Fangtai Kitchenware Co., Ltd. and Boss Electric Appliance Co., Ltd. on "The Oil Guide Structure of a Side-Extraction Range Hood"

Patent Warning Analysis for "Combine Harvester" and "Transplanter" of Wode Heavy Industry

• To interpret the meaning of the terms in the claims based on the definitions of the terms in the patent specification.
• Determining the Meaning of Terminology in Claims When Technical Terms Have Multiple Meanings