Ronni S. Jillions, Partner

Ms. Jillions has practiced in all areas of patent prosecution including medical imaging devices, neural networks, mathematical applications, memory devices, telecommunications, coding for data transmissions, semiconductors and their manufacture, appliance and robotic control systems, and other computer hardware, computer software, electrical and mechanical applications.


  • Washington University, B.S. degree in Computer Science, 1978
  • Washington University, J.D., 1982


Ms. Jillions also has extensive experience in preparing patentability and infringement/validity opinions, and in all aspects of patent litigation, from initiation of lawsuits, through document discovery and depositions, motions practice (discovery and dispositive motions), pre-trial preparation and trial practice. Ms. Jillions’ litigation practice included extensive work on damages case preparation, particularly in “reasonable royalty” cases. Prior to entering private practice, Ms. Jillions worked for two years as a patent examiner in the computer arts, in both hardware and software.

Since joining Browdy and Neimark in 2004, Ms. Jillions has continued her practice in patent prosecution. She filed one of the first inter partes reexamination proceedings at the PTO.  In the past several years, she has expanded her practice to included interference practice, trademark prosecution, and trademark proceedings before the Trademark Trial and Appeal Board.

Areas of Focus

  • Intellectual Property Law/Patent Prosecution. Specialties include:
    • Patent Infringement/Validity
    • Patent Litigation


  • Member, District of Columbia Bar
    • Intellectual Property Section
  • Member, State Bar of Virginia
    • Intellectual Property Section
  • Member, Supreme Court Bar


  • United States District Court, District of Columbia
  • United States Court of Appeals, District of Columbia
  • United States Court of Appeals, Federal Circuit
  • United States Supreme Court

Activities and Affiliations

  • American Bar Association
  • American Intellectual Property Law Association
  • Active member of other Intellectual Property and Patents professional organizations
Ronni Jillions

1625 K Street, N.W., Suite 550

Washington, D.C.  20006-1733

Tel:  202-628-5197

Fax:  202-737-3528