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Charles Gorenstein Partner Address: Birch, Stewart, Kolasch & Birch, LLP Suite 100 East 8110 Gatehouse Road Falls Church, VA  22042 USA Telephone: +1-703-205-8000 Facsimile: +1-703-205-8050 E-mail: cg@bskb.com

Bar Admissions: 1981, District of Columbia and U.S. Court of Appeals, District of Columbia Circuit; 1982, U.S. District Court for the District of Columbia and U.S. Court of Appeals for the Federal Circuit; 1988, Virginia (Admission Limited to Patent, Trademark and Unfair Competition Causes only); U.S. District Court, Eastern District of Virginia; 1995, U.S. District Court, for the Eastern District of Wisconsin and for the Eastern District of Michigan; 2000, U.S. District Court, District of Colorado; registered to practice before U.S. Patent and Trademark Office.

Education: Pennsylvania State University (B.S., Engineering Mechanics, with honors, 1972); American University (J.D., summa cum laude, 1980). Tau Beta Pi.

Membership: Bar Association of the District of Columbia; American Bar Association (Member, Section of Patent, Trademark and Copyright Law); American Intellectual Property Law Association; Inter-American Association of Industrial Property ("ASIPI") (United States Alternate Delegate, 1996-2001). Reported Cases: Counsel, In re Iwahashi, 888 F.2d 1370 (Fed. Cir. 1989).

Experience:

• Mr. Gorenstein has been engaged in the practice of patent law since 1972. His responsibilities with the firm of Birch, Stewart, Kolasch and Birch, LLP include all facets of representing clients with regard to litigation, negotiations, and licensing, as well as prosecution of patent applications in the electrical and mechanical arts including complex data processing and computer systems, automotive and related technologies, and a wide range of other subject matter. Additionally, Mr. Gorenstein represents clients in various aspects of trademark practice, including prosecution of trademark applications. He is also experienced in matters relating to copyright.
• Author: "The Dual Standard of Patentability: A New Look at the Computer Issue," 62 J.P.O.S. 96 (1980).
• Patent Examiner, U.S. Patent and Trademark Office 1972-1979.
• Patent Advisor, U.S. Army Electronics Research and Development Command, 1979-1981.
• Member, Industrial and Professional Advisory Council, Pennsylvania State University College of Engineering, 1988-1993 and 2001-2003.

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