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Best Lawyers in America for Intellectual Property Law
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Benjamin M. Stern is a partner in Nutter’s Litigation Department. He focuses his practice on patent litigation and has extensive trial experience representing multinational and entrepreneurial companies in federal and state courts nationwide, as well before the U.S. International Trade Commission (ITC) and in inter partes review (IPR) proceedings before the Patent Trial and Appeal Board (PTAB).With a strong background in both intellectual property litigation and complex commercial litig...
Tim’s extensive experience includes patent office litigation matters such as patent interference proceedings, Inter Partes Review and reexamination proceedings. He has shaped and executed winning strategies in patent litigations. In helping clients achieve their business goals, Tim devises strategies for maximizing the value of patent portfolios for litigation, licensing or acquisition. He develops and implements strategies for protecting his clients’ key technologies and for avoi...
Melissa Nowak focuses her practice on developing trademark and patent portfolios to secure protection for her clients' intellectual property. Melissa has experience in all aspects of trademark practice including worldwide trademark search and clearance, preparation and prosecution of trademark applications, and trademark enforcement and defense. Melissa also counsels clients in the areas of copyright protection and infringement. She has collaborated with clients in many different industries i...
Ms. Villanueva is an attorney in the firm’s Intellectual Property Department. She practices in the areas of domestic and international trademark and copyright prosecution, licensing and enforcement. Ms. Villanueva assists clients with brand development and with identifying various protectable aspects of the clients’ products, services and concepts. She also helps clients with clearing all aspects of advertising, promotional and marketing materials and products, including trademark...
Angela Alvarez Sujek focuses her practice on trademark and copyright clearance, prosecution and enforcement, advertising and marketing, licensing, and corporate transactions involving intellectual property assets. She has handled international trademark protection and enforcement for large portfolios in the automotive, manufacturing, financial, food services, and medical device industries. She has handled numerous contentious actions at the Trademark Trial and Appeal Board. Angela has provide...
John Gray is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation, Copyright Law, Litigation - Intellectual Property, Trade Secrets Law and Trademark Law. John practices law in Phoenix, Arizona Best Lawyers has recognized John Gray since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which John Gray is held by other lawyers.
Erika Harmon Arner is a nationally recognized leader in trial practice before the Patent Trial and Appeal Board (PTAB) and related appeals to the U.S. Court of Appeals for the Federal Circuit. She consistently ranks as one of the top three female attorneys appearing in PTAB trials and was named a PTAB Litigator of the Year by Managing Intellectual Property. She has argued and won a number of landmark cases at the PTAB and Federal Circuit for both patent challengers and patent owners. Erika&rs...
Chad Walker is a lawyer recognized by Best Lawyers in the practice areas of Litigation - Intellectual Property and Patent Law. Chad practices law in Dallas, Texas Best Lawyers has recognized Chad Walker since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Chad Walker is held by other lawyers.
Bill helps businesses protect their brands, inventions and copyrights to build business and avoid being sued. With more than 30 years experience, Bill has extensive knowledge and expertise in all aspects of patent, trademark, trade secret, and copyright matters including litigation in a broad range of industries. He evaluates patents, trademarks, and copyrights along with advising clients on the protection of inventions, trademarks, and copyrightable subject matter. Bill is a highly sought-af...
Carolyn M. Passen is a lawyer recognized by Best Lawyers in the practice areas of Litigation - Intellectual Property and Trademark Law. Carolyn M. practices law in Chicago, Illinois Best Lawyers has recognized Carolyn M. Passen since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Carolyn M. Passen is held by other lawyers.
Daniel Morath is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Daniel practices law in Salt Lake City, Utah Best Lawyers has recognized Daniel Morath since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Daniel Morath is held by other lawyers.
Mr. Vermut, a partner at DMHD, practices exclusively in the area of information technology law and intellectual property law. His intellectual property law practice includes patent, copyright, trademark, trade secret and unfair competition matters. He represents clients on patent and trademark matters before the U.S. Patent and Trademark Office. He also assists individual inventors, start-ups, small businesses, corporations and universities in all aspects of intellectual property law. Informa...
Robert P. Felber, Jr. is a lawyer recognized by Best Lawyers in the practice areas of Trade Secrets Law and Trademark Law. Robert P. practices law in Nashville, Tennessee Best Lawyers has recognized Robert P. Felber, Jr. since 2007. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Robert P. Felber, Jr. is held by other lawyers.
Michael Hartmann is active in all phases of intellectual property law with an emphasis in intellectual property litigation and technology protection and transfer in the United States and internationally. He has acted as lead trial counsel in jury and bench trials, International Trade Commission investigations, and related pre-trial and appellate proceedings in diverse technical fields. These include software, telecommunications, machine vision and semiconductor manufacturing, oil field drilli...
Michael J. Attisha Ph.D. is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Michael J. practices law in Boston, Massachusetts Best Lawyers has recognized Michael J. Attisha Ph.D. since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Michael J. Attisha Ph.D. is held by other lawyers.
Rory Pheiffer works with clients to develop patent portfolios, domestically and abroad, that align with their business goals. He also counsels clients on patent opinion and product clearance matters, IP due diligence issues on the buyer and seller side, license negotiations, and trademark portfolio growth and enforcement in conjunction with building the client’s brand. Clients rely on Rory’s technical knowledge, which he honed while earning a degree in mechanical engineering from ...
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.