Peter A. Nieves

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Sheehan Phinney Attorneys Selected as Super Lawyers®

Sheehan Phinney's Intellectual Property Group Recognized by Managing Intellectual Property for 2015

Sheehan Phinney Bass + Green's Intellectual Property Group Named as 2014 Award Winner by Managing Intellectual Property

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Prior use: Viable defense to alleged patent infringement

Defeating the Trolls: Prior Use a Viable Defense to Infringement Allegations

Attorney Spotlight: Q & A with Peter A. Nieves

Peter A. Nieves

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Phone: 603.627.8134
Fax: 603.641.2353
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Practice Focus

Peter is the head of the firm's Patent Law and Intellectual Property and Technology Groups. He is an experienced patent attorney whose practice focuses on many aspects of intellectual property, including domestic and foreign preparation and prosecution of patents, domestic and foreign preparation and prosecution of trademarks, and disputes concerning patents, trademarks, and copyrights. Peter regularly counsels clients and renders opinions concerning the patentability of ideas, infringement/non-infringement of patents, the validity/invalidity of patents, and the design of products and processes to avoid potential infringement assertions. He also renders opinions concerning trademarks, and provides patent litigation support.

Peter’s prosecution experience encompasses a vast range of electrical and electromechanical technologies. Peter’s prosecution experience also encompasses a wide range of mechanical technologies, medical devices, business methods, chemical and material technologies, and proper protection of functionality associated with software. Peter has prepared and prosecuted hundreds of patents in these areas of technology and related areas.

Peter’s practice also emphasizes management of intellectual property portfolios (e.g., patent portfolios), patent licensing, counseling on intellectual property strategies, and intellectual property due diligence in connection with mergers and acquisitions.

Sample Matters
  • IP counsel to one of the top international designers and manufacturers of high performance audio systems.
  • Prevented patent litigation multiple times by successfully proving invalidity of patents being enforced.
  • Counsel to numerous start-ups and small businesses with respect to various intellectual property issues, including protection of technology with patents, trademarks, and copyrights.


B.S.E.E., State University of New York at Buffalo
J.D., University of NH School of Law, formerly Franklin Pierce Law Center


Peter was named a Rising Star by New England Super Lawyers in 2009 and 2010 in the area of Intellectual Property. In 2007, Peter was named to New Hampshire Union Leader's 40 Under Forty List. In 2011, Peter was named as one of the Top Patent Prosecutors by Patent Buddy, in cooperation with the Patent Research Review, a publication of Sunlight Research.

Memberships and Admissions

Peter is a member of the Intellectual Property Law section of the American Bar Association, the American Intellectual Property Law Association, the New Hampshire Bar Association, the Georgia Bar Association, the Hispanic National Bar Association, the Society of Hispanic Professional Engineers, and Latinos On The Move. He is licensed to practice in the state of Georgia and the state of New Hampshire, and is admitted to practice before the Supreme Court of the state of Georgia and the state of New Hampshire, as well as the Court of Appeals of the State of Georgia. In addition, Peter is registered to practice before the United States Patent and Trademark Office.

Community Involvement

Peter is a committee member of the MIT Enterprise Forum®, a Board Member of the Inventor's Association of New England, a Board Member of Natural Entrepreneur of New Hampshire and donates time to lecturing groups of inventors and entrepreneurs on intellectual property law. He is also an Adjunct Professor at Franklin Pierce Law Center (UNH School of Law) in Concord, NH, and has assisted in teaching courses at the Tuck and Thayer schools at Dartmouth College in Hanover, NH. Peter is also a Board Member for the Friends of CHAD.

Practice Areas
Intellectual Property and Technology
Commercial Contracts - Domestic and International
International Law

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