Trusted by the Most Innovative Companies in the World

Klarquist is a proven intellectual property law firm for science and technology companies looking to creatively protect and defend their ideas.


Klarquist Pursues ‘Midsize’ Mansfield Rule Certification

Klarquist is pleased to announce that the firm is participating in the Midsize Mansfield Rule Certification process, affirming the firm’s commitment to diversity, equity, and inclusion.

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Klarquist Attorneys Recognized in Best Lawyers in America® 2022 Edition

Klarquist is pleased to announce that James Geringer has been named ‘Lawyer of the Year’ among Portland, OR intellectual property attorneys for his work in trademark law. Mr. Geringer is among six Klarquist attorneys recognized in Best Lawyers for their expertise in the intellectual property law field.

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patent defenses

Our online research tool summarizes substantive defenses to assertions of infringement of U.S. patents, with links to relevant case law.

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There’s safety in our numbers.

Klarquist’s professional staff of attorneys and patent agents hail from diverse backgrounds, and have deep and broad legal and industry experience.

MORE THAN 75 Years of IP Law Experience
MORE THAN 60 Attorneys & Patent Agents
MORE THAN 90% Of Our Professionals Have Technical Degrees

Klarquist Spotlight

Sheree L. Rybak, Ph.D.


Dr. Rybak’s practice is focused on the preparation and prosecution of patent and trademark applications. Her expertise is in biotechnology, and she has extensive experience prosecuting plant patents. Dr. Rybak also does pro bono work for the Florence Project, and works with unaccompanied minors to help them obtain asylum or special immigrant juvenile status and avoid deportation. Outside of legal, Dr. Rybak enjoys traveling and has been to 44 countries and all continents except Australia.

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