Yuan  Yuan Zhang, Ph.D.

Yuan Yuan Zhang, Ph.D.

Patent Agent
yzhang@lrrc.com vCard
626.577.8800 fax
655 North Central Avenue
Suite 2300
Glendale, CA 91203

Yuan Yuan Zhang is a Patent Agent in Lewis Roca Rothgerber Christie’s Intellectual Property practice group. Her strengths include patent prosecution, portfolio management and working with clients to set filing strategies. Clients also turn to Yuan Yuan for help with their long term IP strategies, competitive landscape analysis, portfolio development, and the timing of patents. She prosecutes patents in chemistry, chemical engineering, and related technical fields.

Prior to her entering the law firm, Yuan Yuan was the Intellectual Property Manager for Avery Dennison Corporation. Her responsibilities included managing the patent portfolio, developing and implementing IP strategies, drafting and prosecuting patent applications, conducting in-depth technology evaluation, mapping patent landscapes, licensing, etc.  Prior to that, she was a Research Scientist at Avery Dennison. 

Yuan Yuan’s Ph.D. in chemical engineering, along with her work experience, provides a strong foundation for IP strategy, research, and assisting clients in chemistry, electrical engineering, biology and mechanical engineering. She is fluent in Mandarin.

Professional Experience

  • Lewis Roca Rothgerber Christie LLP (legacy firm Christie Parker & Hale LLP), Patent Agent, 2012-present
  • Avery Dennison, Intellectual Property Manager, 2007-2012
  • Avery Dennison, Research Scientist, 1997-2007

Memberships & Affiliations

  • Los Angeles Intellectual Property Association, Member, 2012-present

Representative Matters

  • Assisted in building the patent portfolio in the photo-voltaic assembly technology for Avery Dennison Corporation
  • Led the development and deployment of an IP strategy for switchable adhesive technology for Avery Dennison Corporation

Other Info


Ph.D., University of Minnesota, 1997, Chemical Engineering
B.S., TsingHua University, 1991, Chemical Engineering

Court Admissions

U.S. Patent and Trademark Office