Cory G. Claassen

Cory G. Claassen

Christensen O'Connor Johnson Kindness PLLC

Recognized since 2024

Seattle, Washington

Practice Areas

Patent Law

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Cory Claassen brings over 20 years of patent law experience to his practice, focusing on the preparation and prosecution of U.S. and foreign patents in the electrical, optical, and mechanical fields. Cory’s practice extends to patent infringement and validity opinions, patent portfolio management, and intellectual property strategy and counseling. He provides these services to clients across a diverse array of technologies, including semiconductor devices, electronics, display and imaging technologies, unmanned aerial vehicles (UAVs), applied optics, fiber optics, applied physics, micro-electro-mechanical systems (MEMS), medical devices, and circuits.

Prior to practicing law, Cory was an ASIC designer at Nortel Semiconductors and a microwave engineer at Norsat International Inc. He holds a B.A.Sc. in physics and electrical engineering from the University of British Columbia, and a J.D. from Santa Clara University School of Law. Cory is named to the 2024 list of Best Lawyers in America.

  • 1201 Third Avenue, Suite 3600
    Seattle, WA 98101
  • Santa Clara University, J.D., magna cum laude, Order of the Coif, graduated 2002
  • University of British Columbia, B.A.Sc., with distinction, Physics and Electrical Engineering, graduated 1999
Bar Admissions
  • Washington, Washington State Bar Association
  • Washington State Patent Law Association - Member

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


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