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B. Jefferson ("Jeff") is a patent attorney and partner in Merchant & Gould's Washington, DC office. He has extensive experience in patent litigation and patent interference matters before federal district courts nationwide and the former Board of Patent Appeals and Interferences (now the Patent Trial and Appeal Board). He also counsels clients on patentability, patent validity, and patent infringement matters, and has successfully prosecuted critical patent applications for his clients. With a technical background in chemical engineering, Jeff enjoys the intellectual challenge at the intersection of law and science.

As a former patent examiner at the United States Patent and Trademark Office, Jeff was responsible for patent applications directed to chemical, electrochemical, and chemical engineering technologies. Now he uses that knowledge of the USPTO to work through the patent process efficiently and  skillfully for his clients.

Reckitt Benckiser, Inc. v. Watson Laboratories, Inc. – Florida, and Watson Pharmaceuticals, Inc. (Southern District of Florida) – represented the Watson defendants in a patent infringement action under the Hatch-Waxman Act brought by Reckitt Benckiser regarding guaifenesin and the Mucinex® line of brand-name products.

In re Brimonidine Patent Litigation (District of Delaware) – represented Exela PharmSci. Inc. in a patent infringement action under the Hatch-Waxman Act...

  • George Washington University Law School, J.D., 1988
  • University of Kansas, B.S. Chemical Engineering, 1982
  • District of Columbia Bar
  • Virginia State Bar
  • U.S. Patent and Trademark Office
  • U.S Court of Appeals - Federal Circuit
  • U.S District Court - District of Colorado
  • U.S. District Court - Eastern District of Michigan
  • U.S. District Court - Eastern District of Virginia
  • U.S. District Court - Western District of Wisconsin
  • Virginia Supreme Court

American Intellectual Property Law Association

IAM Patent 1000 – The World’s Leading Patent Practitioners, Washington D.C. Metro Area, 2013, 201

IP Stars by Managing IP, 2013-2021

Yu et al (Human Genome Sciences, Inc.) v. Browning et al (Biogen Idec) – Represented Human Genome Sciences in an interference proceeding relating to LymphoStat-B, a human monoclonal antibody that inhibits the biological activity of B-lymphocyte stimulator (BLyS), before the U.S. Patent and Trademark Office Board of Patent Appeals and Interferences

Novozymes North America, Inc. v. Genencor International, Inc. – Patent Interference No. 105,155 – Represented Genencor in an interference proceeding relating to cellulase enzymes for detergents before the U.S. Patent and Trademark Office Board of Patent Appeals and Interferences

Eli Lilly and Company v. University of Washington – Represented Eli Lilly in an interference proceeding involving Protein C before the U.S. Patent and Trademark Office Board of Patent Appeals and Interferences

Sturman Industries v. Caterpillar – Represented Sturman in an interference proceeding involving fuel injector valves before U.S. Patent and Trademark Office Board of Patent Appeals and Interferences

Select Milk Producers, Inc. v. Valio, Ltd. – represented Valio in an interference proceeding involving the process for producing a lactose-free milk product before the U.S. Patent and Trademark Office Patent Trial and Appeal Board.

Schrage (Donaldson, Inc.), et al v. Brown (Baldwin Filters), et al. – represented party Schrage in an interference proceeding involving filter elements used in engine air flow systems before the U.S. Patent and Trademark Office Patent Trial and Appeal Board.