PROFILE

Education: Master's degree

University: Beijing University of Technology (2007)

Qualification: Patent Attorney (2009) / Attorney at Law (2020)

SUMMARY

Ms. Zhai obtained her master degree in Materials Physics and Chemistry from Beijing University of Technology on 2007.

Ms. Zhai joined Liu, Shen & Associates in 2007, became a qualified patent attorney in 2009, and obtained the qualification as an attorney at law in 2020. She specializes in patent prosecution and re­examination with a focus on semiconductor device and preparation process, material science and process, storage, display device, electronic device, photoelectric device, and participated in patent litigation cases such as Patent invalidation, Patent validity analysis, Administrative litigation, Infringement litigation, etc. Through years of patent practice, she has gained good reputation from clients.

Ms. Zhai received training from Centre for International Intellectual Property Studles (CEIPI) at the University of Strasbourg, in 2014.

Representative cases that Ms. Zhai has led or participated include

-     Infringement analysis, validity analysis, and preparation of infringement litigation on a series of patents relating to Soc processor and semiconductor package, for a Semiconductor manufacturer M, 2021-2024.

-     Samsung vs. LED Wafer Solutions Ltd, patent infringement and the corresponding patent invalidation, representing Samsung, 2022.

-     An well-known international Telecommunication company and chipset manufacturer Q vs. an well-known international Telecommunication company A in patent invalidation heard by the Patent Reexamination Board of CNIPA, and the corresponding administrative proceedings initiated before Beijing IP Court, representing the patentee Q, and the patent right was maintained, 2018-2021

-     Yang Jun vs. Minju Lee in patent invalidation, representing the patentee Minju Lee, and the patent right was maintained, 2021.

Publications that Ms Zhai has authored include:

-     “浅析中国和美国专利创造性判断之异同 (A Brief Analysis of the Similarities and Differences in making a determination of obviousness between China and the United States)”, published on Liu & Shen’s official account, 2023.

-     “Influence of Amendments Under Article 33 for Stability of Patent Rights”, Asia IP, 2016.

-     Ms. Zhai's work has been well recognized by customers and won the prize of “Best Patent Attorney” awarded by Samsung Company in 2015.

All-China Lawyers Association (ACLA)

All-China Patent Agents Association (ACPAA)