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James D. Halsey Jr.

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James D. Halsey Jr.

Founder, 1935 - 2020

James D. Halsey, Jr. (“Jim”), was a founding partner of the Washington, D.C. intellectual property law firm Staas & Halsey LLP, and passed this year in April, 2020. Almost 50 years ago in 1971, Jim Halsey and Jack Staas teamed up to establish the Staas & Halsey LLP law firm.

For over thirty-five years, Jim helped lead and build the firm to serve many international and U.S. clients with their varied intellectual property needs. Jim then acted as Senior Counsel of Staas & Halsey LLP for a further ten years. The firm maintains the same personal and quality commitment to our clients now and into the future as was Jim Halsey’s founding partner legacy.


           Mr. Halsey, after graduating from the University of Maryland with a degree in mechanical engineering, received his law degree from the American University. Early in his career, Mr. Halsey served as a U.S. Patent Examiner for three and one-half years while receiving his law degree. He then entered private practice, and for many years was involved in varied patent matters covering a broad range of technologies. He was also responsible for handling many and varied trademark, design and copyright matters during this time. Of particular interest with his family lineage to World War II U.S. Navy Admiral Halsey, was his gained respect in Japan representing numerous Japanese corporations involved in U.S. intellectual property matters.

Jim was a dedicated participant in numerous bar and professional organizations, and held court admissions in D.C., and at Federal and Supreme Court levels. Outside his professional legal career, Mr. Halsey actively supported many community endeavors, including serving as President and Member of the Board of Directors of the McLean Virginia Orchestra, and the McLean Virginia Project for the Arts and the McLean Virginia Choral Society.

Mr. Halsey is survived by his lovely wife Eleanor Dasenbrook of McLean, Virginia, along with several stepchildren and numerous grandchildren.


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