Trusted by the Most Innovative Companies
in the World

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

We understand the law, the science, and most importantly the client.

That’s
why we’re
known for the
clients we Keep®:

Amazon Microsoft FDA American Express Dexcom Taylor Made NIH
Representative list

We have a deep understanding
of the law.

Our legal knowledge runs deep.

In fact, we wrote the book on Patent Defenses.

Klarquist launched and maintains Patent Defenses, a unique, mobile-friendly legal research tool for businesses and individuals to find information about possible defenses to patent infringement claims under U.S. law.

Patent Defenses

Attorney Spotlight

Michael Loy
Associate

Michael focuses on patent prosecution and USPTO post-grant proceedings, including IPRs and Ex Parte Reexaminations. With a background in mechanical engineering, he brings technical depth to matters involving mechanical devices, medical devices, manufacturing processes, aircraft, green technology, and consumer products. He is a current vice-chair of the PTAB Bar Association’s Membership Committee, supporting outreach to newer and geographically diverse practitioners.

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News

Klarquist Achieves Mansfield Rule Certification for 2024–2025 August 21st CLE: Delegation, Deference, and Denials: Evolving Administrative Law and USPTO Procedure Granted Summary Judgment of Patent Invalidity VIEW KLARQUIST NEWS VIEW FEDERAL CIRCUIT IP BLOG