Best Lawyers in California, United States for Litigation - Patent
Select a city from the list below to find the best legal talent for your needs.
Cities
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.
Neel Chatterjee is a partner in Goodwin’s Intellectual Property practice and serves on the firm’s Executive Committee. An internationally recognized technology litigator and trial lawyer, Mr. Chatterjee has a proven track record of wins in hard-to-win technology cases. Mr. Chatterjee has a passion for representing entrepreneurs and disruptive technology companies, even at their earliest stages. His cases often break new ground in undefined areas of the law. Clients frequently turn...
Nicholas A. Brown is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Nicholas A., who practices law in San Francisco, California, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicholas A. is held by other top lawyers in the same geographic and legal practice area.
Brian Kennedy focuses on intellectual property and complex commercial litigation. My focus My litigation practice focuses on various intellectual property disputes dealing with all aspects of patent litigation. I represent clients in commercial disputes across a wide range of technologies. I develop and execute case strategies and have extensive experience with discovery, due diligence, arguing motions, and case management. I am highly skilled at developing patent infringement and invalidity ...
Brian M. Kramer is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Litigation - Patent and Patent Law. Brian M., who practices law in San Diego, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian M. is held by other top lawyers in the same geographic and legal practice area.
Larry Russ is a founding partner and co-head of the litigation department of Russ August & Kabat. As an active trial attorney, Mr. Russ has focused on trademark, copyright, patent, business torts, trade regulation and advertising law and complex litigation. Mr. Russ has also worked extensively on antitrust and unfair competition matters. Directly after being admitted to the California Bar in 1978, Mr. Russ launched his career by successfully challenging Levi-Strauss & Co’s resal...
Marc Belloli is a trial lawyer at Bunsow De Mory LLP in Redwood City, California . His practice focuses on Litigation - Patent , including patent litigation and patent monetization matters. He represents clients in complex disputes across a range of industries and forums throughout the United States. Marc has tried cases to verdict and has resolved matters through negotiated settlements in federal courts nationwide. His recent matters include serving as lead trial counsel for Garrity Power Se...
Mr. Patiño is a partner with Cozen O'Connor and a member of the firm’s Intellectual Property Department. He represents companies in high-stakes commercial and intellectual property disputes. Mr. Patiño has argued before the courts of 20 different states and has particular experience with patent litigation-specific proceedings, including before the International Trade Commission, and as special intellectual property counsel in U.S. Bankruptcy Court. Among prominent represen...
Matthias Kamber is a partner in the Intellectual Property practice of Paul Hastings and is based in the firm's San Francisco office. Mr. Kamber focuses on litigating intellectual property cases and has tried approximately ten jury and bench trials. In particular, Mr. Kamber has handled patent cases involving internet advertising and telephones, smartphones, and microprocessors throughout the country and before the U.S. International Trade Commission. Mr. Kamber has also handled trade secret, ...
Frank P. Coté is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Frank P., who practices law in Irvine, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frank P. is held by other top lawyers in the same geographic and legal practice area.
Susan M. Spaeth is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Susan M., who practices law in Menlo Park, California, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Susan M. 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.
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.
Erik Puknys’ career in intellectual property began more than 25 years ago, when he joined the U.S. Patent & Trademark Office as a patent examiner. Erik started his legal career at Finnegan’s Washington, D.C. office in 1994, and moved to California in 1997 to help open the firm’s Silicon Valley office. He has represented both plaintiffs and defendants in district courts around the United States, in the Court of Appeals for the Federal Circuit, and in the U.S. Supreme Cour...
Marc Fenster is co-chair of the Litigation Department and chair of the Patent Litigation department at RAK, which he founded in 2003. Mr. Fenster is a first chair trial lawyer specializing in high-technology patent litigation. Prior to joining Russ August & Kabat, Mr. Fenster was a lawyer at Irell & Manella LLP from 1995 to 2003, where he was a member of the Intellectual Property and Litigation work groups. Mr. Fenster has handled complex commercial cases involving patents, trademarks...
Eric Acker is a partner and trial lawyer in the firm’s Intellectual Property Group. Mr. Acker has tried more than 50 trials (including more than 47 jury trials) in courtrooms across the country. Mr. Acker’s recent trials have involved a variety of technologies and significant legal issues. In the high-profile SCO v. Novell case, following a three-week trial, the jury affirmed our client Novell’s ownership of the copyrights to the UNIX software code and rejected SCO’s c...
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.