(703) 584-8025

Areas of Practice:

Patents, Client Counseling, Opinions, Litigation

Eric S. Barr has over a decade of experience in the intellectual property field. Mr. Barr practices in all areas of patent law with an emphasis on preparing and prosecuting patent applications; counseling clients on intellectual property matters; preparing validity, infringement, and freedom to operate opinions; and representing clients before federal district courts and the Patent Trial and Appeal Board on patent litigation matters.

Mr. Barr has experience in a wide array of computer and software-oriented technologies as well as various electrical and mechanical arts, including, but not limited to: software and database-driven web applications, network and internet technologies, cloud computing, artificial intelligence and machine learning, electronic markets, computing hardware, printers, hard disk drives, display technology, telecommunications, controllers, digital circuits, semiconductors, and automotive technology.

Mr. Barr’s practice includes working with clients to implement best practices for patent portfolio management and to understand emerging issues in U.S. patent law. Mr. Barr has counseled a Fortune 500 company on intellectual property integration issues following the company’s acquisition of another major technology company, including compliance with intellectual property requirements imposed by the U.S. Federal Trade Commission and the European Commission.

Prior to joining RCSC, Mr. Barr was an associate at Sughrue Mion PLLC, a Software Development Engineer in Test at Microsoft, and a web developer at IBM. Mr. Barr has developed web applications for Harvard University and e-commerce web sites for other clients. He is experienced in C++, C#, .NET, Java, SQL, PHP, and Perl development.


University of Wisconsin Law School, J.D. (2007)
Harvard University, A.B. cum laude in computer science (2003)


Virginia, District of Columbia, and Wisconsin; U.S. District Court for the Eastern District of Virginia; and U.S. District Court for the Western District of Wisconsin

Registered to practice before the United States Patent and Trademark Office