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MaryAnne Armstrong has a bachelor’s degree in biochemistry from Penn State University, and a Ph.D. in biochemistry with a master’s degree in immunology, both from Cornell University. Dr. Armstrong worked as a post-doctoral fellow in the Laboratory of Experimental Immunology, National Cancer Institute, NIH.

Dr. Armstrong has been practicing in intellectual property since 1995, working with both large and small companies and universities, for the preparation and prosecution of patent applications in the fields of immunology, pharmaceutical chemistry, biotechnology, vaccines, therapeutic antibodies, organic chemistry, assay and drug screening systems, medical devices and plant patents.

Dr. Armstrong is experienced in post-grant procedures, including inter partes review and interference practices. She successfully represented a third-party requestor in the inter partes reexamination invalidation of a patent through the Court of Appeals for the Federal Circuit (CAFC) and successfully represented the petitioner in the invalidation of three biologics patents in IPR proceedings. Dr. Armstrong has considerable experience in counseling clients with regard to FTO opinions based on infringement and/or validity analysis, as well as counseling clients with regard to patentability analyses and the preparation of license agreements and collaboration agreements. She is also experienced in FDA related procedures, including ANDAs and requests for Patent Term Extension.

Dr. Armstrong lectures around the world on patent and FDA matters, and you can often see her at many international events.

Contact & Links
  • 8110 Gatehouse Road, Suite 100 East
    Falls Church, VA 22042-1248
  • Pronouns: She/Her
Bar Admissions
  • Virginia, Virginia State Bar, 2000
  • FICPI - US Secretary; CET3 Reporter
  • AIPPI-US - Vice-Chair
Court Admissions
  • Virginia
  • Eastern District of Virginia
  • Court of Appeals for the Federal Circuit
  • US Supreme Court

Recognized in The Best Lawyers in America® 2024 for work in:
  • Patent Law


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