Christopher B. Kilner, Esq
Of-counsel
Patent Attorney, admitted in VA
Mr. Kilner is a registered patent attorney focusing on the preparation and prosecution of patent applications in various technology areas including electronic displays, mechanical engineering, materials science, and telecommunications devices. He concentrates his practice in the preparation and prosecution of US patent applications, amendments, and related filings.
In addition, he has extensive experience in the preparation of reexamination requests and expert patent opinions, including infringement, validity, and freedom to operate opinions.
Before becoming a patent attorney, Mr. Kilner worked as an Examiner at the U.S. Patent and Trademark Office for ten years. As a Primary Examiner with full signatory authority, Mr. Kilner trained junior Examiners in all areas of Patent Office practice. Prior to his employment at the Patent Office, Mr. Kilner was a test and evaluation engineer at the U.S. Naval Surface Warfare Center, and assisted in developing weapons systems for Navy Special Warfare teams (U.S. Navy SEALs).

Bar Admissions
Virginia
Fourth Circuit Court of Appeals, Court of Appeals for the Federal Circuit, Supreme Court of Virginia
Unites States Patent and Trademark Office
Education
George Mason University School of Law, Arlington, VA, Juris Doctor, 1998
University of Maryland, College Park, MD, BS in Mechanical Engineering, 1986
Experience
PnK IP, LLC, of-counsel (2024 - present)
Bejin Bieneman, PLC, of-counsel (2021-2024)
H.C. Park & Associates, PLC, patent attorney (2014-2021)
The Marbury Law Group, patent attorney (1999-2014)
United States Patent and Trademark Office, primary patent examiner (1989-1999)
Representative Litigation Matters
Cygnus Telecommunications Technology v. GlobalPhone Corporation (N.D. California)
Scanner Technologies Corporation v. ICOS Vision Systems Corporation (S.D. New York)
LINQ Industrial Fabrics, Inc. v. Intertape Polymer Group (M.D. Florida)
Holospex, Incorporated v. Rainbow Symphony, Incorporated (E.D. Virginia)