Jordan Intellectual Property Law, LLC

Property Firm

John A. Harrelson Jr., Ph.D.

Washington, DC
Phone: 202.683.9317
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Dr. Harrelson is Senior Patent Counsel to the firm, and is involved in all aspects of patent law, including strategic patent counseling and global portfolio management and development. John has extensive experience drafting and prosecuting patent applications in the chemical, pharmaceutical, biotechnology, fiber, medical device, battery, packaging, light emitting diodes, adhesives, organometallic catalysts, and nanotechnology fields.

Prior to going into private practice, John developed an intimate understanding of a company's business as Intellectual Property Manager (Nylon Intermediates, Aramids) and Senior Research Chemist (Lycra(R)) E.I. du Pont de Nemours (DuPont). At DuPont, he worked with the leadership of the legal, business, and R&D segments to develop intellectual property strategies for major business units. In his role as Senior Research Chemist, John developed new fiber-related products from the initial laboratory research stage to the commercial scale-up.

John maintains an active academic interest in the field of chemistry, having published fifteen (15) articles for scientific publications, including several for the Journal of the American Chemical Society and the Journal of Organic Chemistry.


  • J.D., Widener University School of Law, 2001, magna cum laude
  • Ph.D., Chemistry, Duke University, 1986
  • M.S., Chemistry, University of North Carolina at Greensboro, 1982
  • B.S., Chemistry, University of North Carolina at Chapel Hill, 1980

Bar Admissions

  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. Patent and Trademark Office, Registration No. 42,637
  • Pennsylvania
  • Florida

Professional Activities

  • American Chemical Society
  • American Bar Association
  • Pennsylvania Bar Association
  • Intellectual Property Owners (IPO)

1701 Pennsylvania Avenue NW, Suite 200, Washington, D.C. 20006 | Phone: 202.683.9317