Glenn T. Henneberger

« Back to Attorneys Listing

Glenn T. Henneberger


vCard   Linkedin URL

6900 Jericho Turnpike
Syosset, NY 11791-4407
Tel: 516.822.3550
Fax: 516.822.3582


  • Medical Devices
  • Computer/Information Technology
  • Semiconductors
  • Electrical
  • Mechanical
  • Telecommunications
  • Litigation


Partner Glenn Henneberger is highly experienced in all aspects of intellectual property law with an emphasis on inter partes matters including patent and trademark litigation before the federal and appellate courts as well as the Supreme Court of the United States. He is also experienced in all phases of patent and trademark prosecution before the United States Patent and Trademark Office. Fields of technology include analog and digital circuitry, power systems, mechanical and electromechanical systems, optical security devices for documents, computer hardware and software, containers and closures, medical and dental devices, lasers and optics.

Practice Expertise

All phases of intellectual property law including litigation, licensing, reexaminations, foreign oppositions, product clearances, opinions, and domestic and foreign patent and trademark prosecution.

Bar & Court Admissions

  • State of New York
  • State of Connecticut
  • United States District Court for the Southern and Eastern Districts of New York
  • United States Court of Appeals for the Federal Circuit
  • Supreme Court of the United States
  • Registered to practice before the United States Patent and Trademark Office


  • J.D., St. John’s University School of Law, 1991
  • B.E., Electrical Engineering, SUNY Maritime College, 1986


  • Federal Circuit Bar Association
  • New York Intellectual Property Law Association
  • Nassau County Bar Association