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Best Lawyers Near You in Chelmsford, Massachusetts for Patent Law
Robert H. Walat is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Robert H. practices law in Boston, Massachusetts Best Lawyers has recognized Robert H. Walat since 2020. 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 H. Walat is held by other lawyers.
Ronald Cahill is well-respected for his work with clients of virtually all sizes to solve their most challenging intellectual property problems. His advice ranges from designing protection that maximizes the value of the client’s investment in research and development to applying that IP in court and in the marketplace, which allows clients to realize that value. With decades of courtroom experience, Ron has led trial teams in patent infringement cases around the country. He also conduc...
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 ...
Zachary counsels clients in pursuing commercially relevant intellectual property protection strategies. He has extensive experience securing patents in areas including life sciences, biotechnology, bioinformatics, pharmaceuticals, semiconductor devices, and optical systems. He assists clients in pursuing effective prosecution strategies. His experience includes drafting and filing patent applications, drafting claims, responding to Office Actions, prosecuting broadening reissue applications, ...
Ronald Eisenstein focuses his practice on advising biotechnology and pharmaceutical companies, research institutes, and universities on patent portfolio management, post-issuance strategies, dispute management and due diligence. He is also a member of the firm’s Life Sciences team. My focus I focus my practice on helping clients devise and execute strategies for managing their patent portfolios as well as navigate the changing patent landscape. I leverage my scientific background, exten...
Melissa Hunter-Ensor is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Melissa practices law in Boston, Massachusetts Best Lawyers has recognized Melissa Hunter-Ensor 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 Melissa Hunter-Ensor is held by other lawyers.
Jason Kravitz heads up Nixon Peabody's IP Litigation group. Jason is a trial lawyer and his practice focuses on patent, trademark, copyright, trade secret, privacy, and false advertising disputes. He has litigated cases involving a broad range of technologies, including software and hardware, business methods, personal care products, wireless devices, footwear, dental implants, and online advertising applications. What do you focus on? I focus on litigating and resolving intellectual property...
Fangli Chen Ph. Dr. is a lawyer recognized by Best Lawyers in the practice areas of Biotechnology and Life Sciences Practice and Patent Law. Fangli practices law in Boston, Massachusetts Best Lawyers has recognized Fangli Chen Ph. Dr. since 2016. 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 Fangli Chen Ph. Dr. is held by other lawyers.
Thomas has over 20 years of experience representing industry leaders in life sciences. He is internationally recognized for his experience in creating, implementing and monetizing effective patent strategies. He represents public and private companies, investors and academic institutions in the life sciences arena. His portfolio of life sciences companies spans diagnostics, medical devices, life science tools and technology platforms, genomics and therapeutics. Before joining Sullivan, Tom wa...
Catherine M. McCarty is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Catherine M. practices law in Boston, Massachusetts Best Lawyers has recognized Catherine M. McCarty since 2020. 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 Catherine M. McCarty is held by other lawyers.
Jane E. Remillard is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Jane E. practices law in Boston, Massachusetts Best Lawyers has recognized Jane E. Remillard since 2015. 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 Jane E. Remillard is held by other lawyers.
Andrew (A.J.) Tibbetts is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Andrew (A.J.) practices law in Boston, Massachusetts Best Lawyers has recognized Andrew (A.J.) Tibbetts 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 Andrew (A.J.) Tibbetts is held by other lawyers.
Cheryl focuses her practice on counseling and advising clients on a wide range of U.S. and international intellectual property matters, including branding strategies, selection, clearance, prosecution, enforcement and management of worldwide trademark portfolios. With over two decades of experience, Cheryl has demonstrated experience in connection with developing, using, registering, licensing, and enforcing trademarks and copyrights. Her experience encompasses both trademark prosecution and ...
John J. Penny V is a lawyer recognized by Best Lawyers in the practice area of Patent Law. John J. practices law in Boston, Massachusetts Best Lawyers has recognized John J. Penny V since 2024. 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 J. Penny V is held by other lawyers.
Ms. Whelan's practice includes Patent Office practice, litigation, and counseling in the field of life sciences, including chemistry, biotechnology and pharmaceuticals. Her experience includes patent strategy across the spectrum from pre-litigation investigation and litigation, to Patent Office post-grant proceedings including inter partes review and reexamination, to analysis of the competitive landscape and IP due diligence, as well as obtaining patent protection and portfolio management.
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.
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.