Thomas A. Mattioli

Senior Attorney


Tom’s practice focuses primarily on preparation and prosecution of U.S., international (PCT), and foreign patent applications. He represents clients of all sizes, from solo inventors to Fortune 500 corporations. He also represents clients in patent and trademark matters in Federal District Court.

Tom enjoys helping clients achieve the maximum benefit from their IP by advising them on the most appropriate strategies for protection. He believes that by focusing on the most relevant aspect of their IP (patent, trademark, copyright, trade secret), the client will be able to enjoy the highest quality IP protection.

During his nearly 20 year career as an intellectual property professional, Tom successfully prosecuted a large number of patents, as well as a number of trademarks before the USPTO and has successfully argued cases before the USPTO Patent Trial and Appeal Board. He also prosecuted trademark and copyright applications.

Tom has represented clients in patent and trademark litigation matters in the U.S. District Court for the Eastern District of Pennsylvania and the U.S. District Court for the District of New Jersey, respectively.

Previous Work and Industry Experience

Tom is a licensed Professional Engineer (PE) in the states of Pennsylvania and New Jersey (currently inactive). Prior to entering the legal profession as a technical advisor, Tom was an electrical engineer with experience in designing digital, electronic, and electromechanical relay devices, as well as designing airside and terminal electrical facilities for major US airports, such as a precision runway monitor (PRM) to allow multiple aircraft to perform simultaneous landings on parallel runways under instrument flight conditions.

Life Beyond Law

Tom is a certificated private pilot who has been flying single-engine airplanes since 1990, and enjoys flying in his spare time. He is also a USA Hockey certified coach and enjoys coaching his son’s hockey team, the Delco Phantoms.




Tom has extensive patent preparation and prosecution experience in a wide array of technologies ranging from small simple mechanical devices to semiconductor designs.

Honors and Activities


Professional Affiliations

Justinian Society


Rutgers University Law School, Camden, J.D.

Drexel University, B.S., Electrical Engineering


  • Pennsylvania
    New Jersey
    U.S. District Court for the Eastern District of Pennsylvania
    U.S. District Court for the District of New Jersey
    U.S. Patent and Trademark Office


  • Conversational Italian
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