Herbert I. Cantor




(970) 492-1101


Herbert I. Cantor received a Bachelors degree in Chemistry from New York University in 1965 and a Juris Doctor degree from Columbus School of Law, Catholic University of America in 1970. He is admitted to the Maryland and District of Columbia bars, is a member of the U.S. Supreme Court bar, and served as a U.S. Patent Examiner in the field of high polymers from 1965 to 1967. Herb served as an associate editor of the Catholic University Law Review; he is a former Adjunct Professor of Law at the Georgetown University Law Center, where he taught international licensing. He is active in the Federation Internationale des Conseils en Propriete Industrielle (FICPI). Herb served for two years as President of the Maryland Patent Law Association. Herb has particular expertise in interferences and in litigation of patent and trademark infringement matters, both in the courts and in the International Trade Commission. Herb carries an active docket of patent and trademark prosecution, patent reexamination, interference and opinion cases.

Areas Of Practice

  • Client Counseling
  • Licensing
  • Preparation of Opinions
  • Patent and Trademark Litigation
  • Patent Prosecution in Chemical, Mechanical, and Electrical Technologies
  • Trademark Prosecution

Bar Admissions

  • District of Columbia, 1971
  • Maryland, 1970
  • Colorado
  • U.S. Supreme Court
  • U.S. Court of Appeals Federal Circuit
  • U.S. Court of Appeals District of Columbia Circuit
  • U.S. Court of Appeals 4th Circuit
  • U.S. Court of Appeals 5th Circuit
  • U.S. District Court District of Maryland
  • U.S. District Court of the District of Columbia
  • U.S. Patent and Trademark Office


  • Catholic University of America, Columbus School of Law, Washington, District of Columbia
    • J.D. - 1970
  • New York University, New York, New York
    • B.A. - 1965
    • Major: Chemistry

Published Works

  • Note, Patents-Effective Filing Date of Continuing Application-35 U.S.C., 120-Ex parte Henriksen, 839 O.G. Pat. Off. 154 U.S.P.Q. 53 (Pat. Off. Bd. App. 1966), 17 Cath. U.L. Rev., 1968
  • FTC Section 5 Powers and the Pfizer-Cyanamid Imbroglio: Where do we Go From Here, or “You Ain’t Seen Nothing Yet”, 51 JPOS 414, Norman Rushefsky and Herbert I. Cantor, 1969
  • Patent Infringement in Major Countries Seminar II: What is Infringement in the U.S., Paper delivered in English at the Kyoto Comparative Law Center Seminar in Osaka, Japan, April 13-14, 1992, Published in Japanese Translation in the Proceedings of the Seminar, 1993, Herbert I. Cantor
  • Brown Bagging It-Free Lunch for Farmers, 75 JPTOS 754, Herbert I. Cantor, 1993
  • The Asgrow Paradigm, 75 JPTOS 820, Herbert I. Cantor, 1993
  • Inventorship vs. Ownership in the United States? , 48 J. of the Japanese Group A.I.P.P.I 4, Herbert I. Cantor, 2003
  • The Effect, if any, of Knorr-Bremse v. Dana Corp. on Willful Infringement and Opinions of Counsel, 50 J. of the Japanese Group A.I.P.P.I 4, Herbert I. Cantor, 2005

Representative Cases

  • Knorr-Bremse Systeme Fuer Nutzfahrzeuge GmbH v. Dana
  • In re Ochiai
  • Intervet America, Inc. v. Kee-Vet Labs, Inc.
  • Griffith v. Kanamaru
  • Hybritech v. Monoclonal Antibodies, Inc.
  • Surface Technology, Inc. v. U.S. Intl Trade Comm
  • Marcon v. Helena Rubenstein, Inc.
  • Eli Lilly & Co. v. Generix Drug Sales, Inc.
  • Markman v. Westview Instruments, Inc.
  • In re Donaldson Co., Inc.
  • A.C. Aukerman Co. v. R.L. Chaides Constr. Co.
  • In re Certain Swivel Hooks and Mounting Brackets


  • Adjunct Professor, International Licensing, Georgetown University Law Center

Professional Associations and Memberships

  • Maryland Patent Law Association, President

Past Employment Positions

  • United States Patent and Trademark Office, Examiner
  • Cantor & Kraft, Senior Partner
  • Evenson, McKeown, Edwards & Lenahan, P.L.L.C., Partner
  • Crowell & Moring, Partner
  • Crowell & Moring, Senior Counsel, 2005 to 2005