Benjamin Koopferstock

Benjamin Koopferstock

Registered United States Patent Legal Consultant

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  • Washington & Lee University School of Law, J.D., 2013

  • Southern Methodist University, B.S., Computer Engineering, 2010

Admissions : - U.S. Supreme Court Bar - District of Columbia Bar - Texas State Bar - United States Patent and Trademark Office


Mr. Koopferstock’s practice primarily focuses on the preparation and prosecution of patent applications. He has prepared and prosecuted patent applications in various technologies, including computer software, cloud computing, user interfaces, consumer electronics, oil and gas exploration, circuit design automation, network protocols, network security. Mr. Koopferstock has also has experience in U.S. District Court litigation for patent and trademark disputes, as well as post-grant proceedings at the USPTO.

Mr. Koopferstock received his law degree from the Washington & Lee University School of Law in Lexington, Virginia. At Washington & Lee, he served as the Senior Articles Editor and Technology Editor for the Washington & Lee Journal of Energy, Climate, and the Environment.

Prior to beginning his legal career, Mr. Koopferstock received his B.S. in Computer Engineering with a minor in Mathematics from Southern Methodist University (SMU) in Dallas, Texas. While at SMU, he was president of the Association for Computing Machinery. Mr. Koopferstock was also a member of the SMU Database Research Group, where he researched data mining using the R software environment.

Professional affiliations

  • AIPLA (American Intellectual Property Law Association)

  • HIPLA (Houston Intellectual Property Law Association)


  • Supreme Court Considers Constitutionality of Inter Partes Review in Oil States, November 29, 2017,

  • Fed. Circ. Decision Addresses Key Oil States Argument, Law360, August 30, 2017.

  • Supreme Court Confirms Broadest Reasonable Interpretation Allowed in Inter Partes Review and Limits Review of Institution Decisions, Landslide, January-February 2017.

  • Is Broadest Reasonable Interpretation the Appropriate Standard in an IPR? U.S. Supreme Court to Decide, June 8, 2016,

  • Federal Circuit limits ITC jurisdiction to “material things”, November 12, 2015,


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