Skip to content

Gregory B. Phillips

Mr. Phillips is a partner in our Orange County office. His practice includes counseling clients with their domestic and international trademark matters, including searches, registration and enforcement; federal trademark litigation; petitioning and defending opposition and cancellation matters in front of the U.S. Trademark Trial and Appeal Board; copyright registration and enforcement; and petitioning and defending domain name disputes. 

Mr. Phillips’s practice also includes trademark and copyright licensing and due diligence projects. Mr. Phillips represents clients in several industries, including medical devices, pharmaceuticals, fashion and apparel, mobile device accessories, entertainment, automotive, nutritional supplements, sporting goods, consumer goods, industrial products, hospitality, executive placement services and restaurant services.

Mr. Phillips attends annually the Specialty Equipment Market Association (SEMA) Show in Las Vegas, and the International Trademark Association (INTA) annual meeting. Mr. Phillips is the past co-chair of the Orange County Bar Association’s Entertainment, Sports & Marketing Section, and has presented to non-profit organizations regarding intellectual property matters. Mr. Phillips is a member of both ProVisors and Bruin Professionals.

Loyola Law School, J.D., Order of the Coif, St. Thomas More Law Honor Society, Loyola of Los Angeles Entertainment Law Review
University of California – Los Angeles (UCLA), B.A., History
State Bar of California
U.S. District Court – Central District of California
U.S. District Court – Northern District of California

Chemical, Industrial & Materials

Communications Technology

Consumer Products & Services

Electrical, Semiconductor & Computer Technology


Fashion & Beauty

Financial Services & Business Methods

Media, Advertising & Entertainment

Medical Devices & Procedures


Transportation & Vehicles

Assignments and Licenses
Brand Portfolio Management
Brand Search
Due Diligence
International Trademarks
IP Strategy
IP Transactions and Agreements
Opinions and Counseling
Opinions Counseling
Tech Transactions
Trademark & Brand Protection
Trademark and Brand Protection Litigation
Trademark and Brand Protection Litigation
Trademark Enforcement
Trademark Registration
Trademark Trial & Appeal Board (TTAB) Litigation 
TTAB Proceedings

  • Recognized in the World Trademark Review (WTR) 1000 as a “Leading Trademark Lawyer” from 2015 to 2018. In 2017, he was described as having “wide-ranging trademark experience, with a knack for prosecution and counselling.” In the 2018 WTR 1000 guide, editors commented that “his sweeping practice and pithy advice are a boon to any trademark owner hoping to gain a foothold in an increasingly competitive marketplace”.
  • Named a 2016 and 2017 “Southern California Rising Star” by Super Lawyers magazine for his work in intellectual property law.

Orange County Bar Association (OCBA)

Past Co-Chair (2014), Entertainment, Sports and Marketing Division

Member, Intellectual Property Division

International Trademark Association (INTA)

Past Member (2012-2015), U.S. Subcommittee of the Famous & Well-Known Marks Committee

American Bar Association (ABA)

Bruin Professionals, a UCLA Alumni Network

ProVisors, a network of trusted professional advisors

By using this blog, you agree and understand that no information is being provided in the context of any attorney-client relationship. You further agree and understand that nothing herein is intended to be legal advice. This blog is solely informational in nature, and is not intended as, and should not be used as, a substitute for competent legal advice from a retained and licensed attorney in your state. Knobbe Martens LLP makes no representations or warranties as to the accuracy, completeness, timeliness or availability of the information in this blog. Knobbe Martens LLP will not be liable for any injury or damages relating to your use of, or access to, any such information. Knobbe Martens LLP undertakes no obligation to correct or update information on this blog, which may be incorrect or become incorrect or out of date over time. Knobbe Martens LLP reserves the right to alter or delete content or information on the blog at any time. This blog contains links and references to other websites and publications that you may find of interest. Knobbe Martens LLP does not control, promote, endorse or otherwise have any affiliation with any other websites or publications unless those websites or publications expressly state such an affiliation. Knobbe Martens LLP further has no responsibility for, and makes no representations regarding, the content, accuracy or any other aspect of the information in such websites or publications.
close modal