James E. Armstrong, IV

Partner
Registered Patent Attorney

202.478.7375

More ways to contact James E. Armstrong IV

Additional Languages: Japanese

Jamie brings nearly 30 years of global patent law experience and technical acumen in engineering and chemistry, handling thousands of patent applications and appeals at the U.S. Patent and Trademark Office and the Federal Circuit.

Overview
Representative Matters
Insights
Awards

Jamie provides comprehensive legal services to small businesses and large corporations, focusing on patent preparation and prosecution, expert opinions, trademarks, and copyrights. His technical knowledge and experience are in chemical engineering, mechanical engineering, organic chemistry, polymers, semiconductors, materials, and process machinery.

Jamie has vast international experience, particularly in Asia, and bilingual capabilities. He uses data analytics to optimize patent processes, helping achieve clients’ business objectives from the application level to the industry level.

Aside from his core practice areas, Jamie also provides corporate and contract counsel for small businesses, both professionally and in a pro bono capacity. He actively engages in knowledge sharing by lecturing and training on patent law domestically and internationally.

  • Handled the patenting of thousands of patent applications since 1997.
  • Represented clients in numerous patent appeals and oral hearings at the U.S. Patent and Trademark Office.
  • Represented a client in a patent appeal and oral argument at the U.S. Court of Appeals for the Federal Circuit.
  • Drafted numerous patent applications in various industries.
  • Drafted numerous patent legal opinions.
  • Handled the registration of numerous trademarks.
  • Handled the registration of numerous copyrights.
  • Provided small business corporate and contract counseling.
  • Thomson Reuters Stand-out Lawyer (2025) – independently rated lawyers

Jamie provides comprehensive legal services to small businesses and large corporations, focusing on patent preparation and prosecution, expert opinions, trademarks, and copyrights. His technical knowledge and experience are in chemical engineering, mechanical engineering, organic chemistry, polymers, semiconductors, materials, and process machinery.

Jamie has vast international experience, particularly in Asia, and bilingual capabilities. He uses data analytics to optimize patent processes, helping achieve clients’ business objectives from the application level to the industry level.

Aside from his core practice areas, Jamie also provides corporate and contract counsel for small businesses, both professionally and in a pro bono capacity. He actively engages in knowledge sharing by lecturing and training on patent law domestically and internationally.

  • Handled the patenting of thousands of patent applications since 1997.
  • Represented clients in numerous patent appeals and oral hearings at the U.S. Patent and Trademark Office.
  • Represented a client in a patent appeal and oral argument at the U.S. Court of Appeals for the Federal Circuit.
  • Drafted numerous patent applications in various industries.
  • Drafted numerous patent legal opinions.
  • Handled the registration of numerous trademarks.
  • Handled the registration of numerous copyrights.
  • Provided small business corporate and contract counseling.
  • Thomson Reuters Stand-out Lawyer (2025) – independently rated lawyers

Education

  • American University, J.D.
  • Johns Hopkins University, B.S.Ch.E.

Bar Admissions

  • Maryland
  • District of Columbia
  • U.S. Patent and Trademark Office

Court Admissions

  • U.S. District Court, District of Columbia
  • U.S. District Court, District of Maryland
  • U.S. Court of Appeals, District of Columbia Circuit
  • U.S. Court of Appeals, Fourth Circuit
  • U.S. Court of Appeals, Federal Circuit
  • Supreme Court of the United States

Languages

  • Japanese