Best Lawyers in California, United States for Patent Law

William (Bill) Gaede focuses his practice on intellectual property litigation in the life sciences and medical device industries. Bill serves as lead counsel for a wide range of companies and research institutes and has extensive experience in litigating life science technologies such as antibodies, proteins, small molecules and diagnostics. In addition to his jury trial experience, Bill has argued before the US Circuit Court of Appeals for the Federal Circuit. He further provides risk manage...

Ellie Heisler, Entertainment group lead, provides advice to individuals and companies around the world on brand building, licensing, intellectual property protection, and operations. Ellie works with traditional entertainment clients on their entertainment career and on diversifying their revenue streams. She is well versed in FTC advertising regulations and is regularly invited to speak on the topic and train in-house counsel and marketing executives. Additionally, as an entrepreneur in the ...

Jacqueline C. Charlesworth is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law and Entertainment Law - Music. Jacqueline C., who practices law in Los Angeles, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jacqueline C. is held by other top lawyers in the same geographic and legal practice area.

Daralyn J. Durie is a top attorney recognized by Best Lawyers in the practice area(s) of Bet-the-Company Litigation, Commercial Litigation, Copyright Law, Litigation - Intellectual Property and Litigation - Patent. Daralyn J., who practices law in San Francisco, California, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daralyn J. is held by other top lawyers in the same geographic and legal practice area.

Anthony J. Malutta is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Anthony J., who practices law in San Francisco, California, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony J. is held by other top lawyers in the same geographic and legal practice area.

Michael J. Shuster is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice and Patent Law. Michael J., who practices law in San Francisco, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

Sonal N. Mehta is a trial lawyer representing many of the world’s leading technology and life sciences companies in high-stakes disputes. Ms. Mehta is regularly called upon by clients—ranging from Silicon Valley’s largest companies to cutting-edge startups—to serve as both lead counsel in the courtroom and trusted advisor in the boardroom. She has nearly 25 years of experience across all aspects of trial and appellate practice, including federal jury and bench trials, ...

Matthew C. Bernstein is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Intellectual Property, Litigation - Patent and Patent Law. Matthew C., who practices law in San Diego, California, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew C. is held by other top lawyers in the same geographic and legal practice area.

James G. Snell is a top attorney recognized by Best Lawyers in the practice area(s) of Technology Law and Trademark Law. James G., who practices law in Palo Alto, California, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James G. is held by other top lawyers in the same geographic and legal practice area.

James R. Batchelder is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Litigation - Patent and Patent Law. James R., who practices law in Palo Alto, California, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James R. is held by other top lawyers in the same geographic and legal practice area.

Noel Gillespie is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law and Trademark Law. Noel, who practices law in San Diego, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Noel is held by other top lawyers in the same geographic and legal practice area.

Darryl Woo is a veteran trial lawyer who has successfully tried numerous cases to verdict, and concentrates his practice on patent litigation and other complex technology litigation, principally in the areas of semiconductors, information technology, life sciences and biotechnology. He has appeared as lead counsel in patent litigation across the country, including the ITC, dealing with technologies ranging from software to semiconductor fab equipment, materials chemistry, voice over IP, fiber...

Jeff regularly litigates claims for copyright and trademark infringement, unfair competition, false advertising and related claims under both federal and state laws. He also has significant experience handling Internet-related intellectual property issues, such as domain name registration and dispute resolution, and the protection and enforcement of copyrights and trademarks on the Internet. In addition, Jeff extensively counsels and represents clients on the selection, clearance and registra...

Bing Ai Ph.D. is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Bing, who practices law in San Diego, California, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Bing is held by other top lawyers in the same geographic and legal practice area.

William J. Voller is an intellectual property attorney focusing on patent litigation and counseling. He has successfully represented patent owners and accused infringers in federal district court and the U.S. International Trade Commission through all stages of litigation, including trial. William has also successfully represented parties on appeal at the U.S. Court of Appeals for the Federal Circuit and counseled clients regarding Covered Business Method patent proceedings before the U.S. Pa...

Joseph C. Gratz is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law, Litigation - Intellectual Property and Litigation - Patent. Joseph C., who practices law in San Francisco, California, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joseph C. is held by other top lawyers in the same geographic and legal practice area.