Christofer I. Leffler

Christofer I. Leffler: Patent Litigation Summary

As of May 2026, Christofer ("Cris") I. Leffler is a patent litigator with a practice focused on high-stakes intellectual property disputes and monetization for technology companies and inventors. With over 25 years of experience, he handles a variety of contested matters, including patent, trademark, and copyright litigation in federal courts nationwide. His background includes work across a range of industries, with a particular emphasis on technology-driven clients. His firm biography notes significant experience in proceedings before the Patent Trial and Appeal Board (PTAB) of the U.S. Patent and Trademark Office.

Mr. Leffler has represented clients on both the plaintiff and defense side of patent disputes. The authoritative case list shows him as lead plaintiff's counsel in Gaea LLC v. Meta Platforms, Inc., a patent infringement suit filed in the Northern District of Texas in March 2026. His firm profile also highlights his role as lead trial counsel securing a multi-million dollar jury verdict on counterclaims for a startup defendant, and negotiating a favorable settlement including ongoing royalties for a startup plaintiff in the telecommunications sector.

Mr. Leffler is an attorney at Folio Law Group PLLC. His prior experience includes senior roles at the international law firms K&L Gates LLP and Dorsey & Whitney LLP. He also served as in-house Director of Intellectual Property Litigation at Intellectual Ventures Management, LLC, giving him a client-side perspective on litigation and strategy.

Mr. Leffler earned his J.D. from Seattle University School of Law and a B.S., cum laude, from Washington State University. He is an active member of the State Bar of California.