Practice Areas



  • Recognized by Hartford Magazine as one of the most effective and competent intellectual property attorneys in the Hartford region, based on Lexis Nexis Martindale Hubbell survey, 2011
  • Recipient of the West Publishing Company Scholarship Prize
  • Martindale-Hubbell Rating AV, "the highest possible peer review rating in legal ability & ethical standards," 1985-present


  • U.S. District Court, Central District of Illinois, 1997
  • State of Connecticut, 1982
  • U.S. Court of Appeals for the Federal Circuit, 1980
  • U.S. District Court, Eastern and Southern Districts of New York, 1977
  • U.S. District Court, District of Connecticut, 1977
  • U.S. District Court, Northern District of Ohio, 1971
  • State of New York, 1969
  • U.S. Patent and Trademark Office, Patent Attorney, 1969
  • U.S. Patent and Trademark Office, Patent Agent, 1967


The Polytechnic Institute of Brooklyn (now Polytechnic Institute of New York University), Bachelor of Chemical Engineering

Brooklyn Law School, J.D., cum laude 
Member, Brooklyn Law Review

Photo of Victor E. Libert

Victor E. Libert

860.286.2929, ext. 1174

Victor Libert has been in practice for more than 45 years. His practice includes preparing and prosecuting U.S. and foreign patent applications; preparing infringement; validity and freedom-to-operate opinions; and working with clients to develop strategic intellectual property (IP) portfolios. His transactional work includes negotiating and preparing licensing, joint venture, confidentiality, and other agreements affecting IP and conducting all IP aspects of due diligence in mergers and acquisitions. He has successfully procured outcomes in Patent and Trademark Office appeals and in U.S. and foreign patent and trademark oppositions and cancellation procedures. His patent procurement practice covers a wide range of mechanical and chemical inventions, including explosives and explosive initiation devices; environmental engineering and catalysis; chemical engineering processes, including ammonia production and petrochemical processes; solar energy production; and a wide variety of mechanical devices. Prior to entering practice, Victor had experience as an industrial engineer in public utilities steam generation and in the production of chewing gum, antacid tablets, and similar consumer products. Victor served overseas for more than three years as a commissioned officer in the U.S. Army Corps of Engineers.

Experience Highlights

45+ years’ experience in intellectual property law, including five years in corporate patent law departments, and 40+ years in private practice as an associate, sole proprietor and partner.

Production Engineer in specialty consumer products, including chewing gum and antacid tablets, American Chicle Company, 1962-1965

Commissioned officer in U.S. Army Corps of Engineers, including overseas service in planning and supervising construction of panel bridges and pontoon bridges, installing and removing of minefields, supervising handling and use of both conventional and nuclear military explosives, and use and maintenance of heavy construction equipment and military vehicles, 1959-1962

Production Engineer, Consolidated Edison Company of New York, 1958-1959

Representative Matters

  • Extensive experience in preparing patent validity and infringement opinions and trademark right to use and register opinions
  • Extensive experience in  preparing and successfully prosecuting US and foreign trademark registration and  patent  applications
  • Conducted numerous successful appeals before the Patent Trial and Appeal Board and its predecessor boards
  • Conducted successful U.S. Patent re-examination procedures
  • Participated in various successful U.S. patent infringement litigation matters
  • Negotiated and drafted numerous domestic and international technology transfer and joint development agreements, including early license agreements with Soviet and later Russian Federation business entities concerning ammonia production and environmental catalyst technologies


Overhauling Patents: A tale of two laws 

  • Hartford Business Journal, March 11, 2013

Professional Affiliations

American Bar Association

American Intellectual Property Law Association

Connecticut Bar Association

Intellectual Property Owners Association

International Trademark Association

New York Intellectual Property Association