Klarquist Sparkman, LLP – Portland, OR

Protecting Innovation in the Pacific Northwest

Science-Driven Intellectual Property Law

Klarquist Sparkman, LLP is one of the oldest and largest intellectual property law firms in the Pacific Northwest. Established in 1941, the firm has deeply rooted history in Portland, Oregon, and has earned a national reputation for excellence in patent and trademark law. What sets Klarquist apart is the technical depth of its team; many of the firm’s attorneys and patent agents hold advanced degrees (Ph.D., M.S.) in complex scientific fields such as biotechnology, chemistry, electrical engineering, and computer science. This expertise allows them to truly understand the inventions they protect, bridging the gap between cutting-edge technology and legal strategy. The firm represents a vast array of clients, ranging from solo inventors and university research departments to Fortune 500 technology giants. Whether drafting a patent application for a medical device or defending a software company in high-stakes litigation, Klarquist Sparkman provides the sophisticated counsel needed to secure and monetize intellectual assets.

Full-Spectrum IP Services

Klarquist Sparkman focuses exclusively on intellectual property, offering comprehensive services that include:

• Patent Prosecution: Meticulous drafting and filing of patent applications in the U.S. and internationally to ensure robust protection.
• IP Litigation: Aggressive representation in federal courts and before the Patent Trial and Appeal Board (PTAB), known for handling complex Inter Partes Reviews (IPR).
• Trademarks and Copyrights: Helping brands build their identity through registration, enforcement, and portfolio management.
• Post-Grant Proceedings: Defending patents against validity challenges after they have been issued.

A Pillar of the Legal Community

Located in the World Trade Center in downtown Portland, Klarquist Sparkman is not just a law firm but a key player in the region’s innovation ecosystem. The firm is committed to diversity and pro bono work, often assisting underrepresented entrepreneurs and non-profits. With a collaborative culture that avoids the rigid hierarchy of traditional firms, Klarquist fosters long-term relationships with clients, acting as strategic partners in their business growth. Their track record of success in securing intellectual property rights has made them a go-to firm for innovators around the world.