More than 75 years of legal experience in all facets of intellectual property law.

The firm’s history began in 1941 with a solo practitioner, Elmer A. Buckhorn. Today, Klarquist includes more than 50 attorneys and patent agents, led by a team of partners having a broad range of technical expertise and legal experience in all facets of intellectual property acquisition, licensing, and litigation in virtually any area of technology.

Klarquist Sparkman, LLP
One World Trade Center
121 S.W. Salmon Street
Suite 1600
Portland, OR 97204
503.595.5300

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90%

OF OUR PROFESSIONALS HAVE TECHNICAL DEGREES

CAREER
OPPORTUNITIES

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Klarquist® legal services are provided to a broad range of clients, from solo inventors and mid-size companies, to some of the largest, most prestigious companies in the world. Some clients have been with the firm for more than half a century.

  • 1950

    – Freightliner

  • 1956

    – Harry & David

  • 1977

    – Oregon University System

  • 1991

    – Microsoft

  • 1993

    – Nikon Corporation

  • 1997

    – The National Institutes of Health

  • 2000

    – Amazon.com