Lisa M. Caldwell

Senior Counsel

California Office



Lisa practices all aspects of intellectual property law. She has extensive experience counseling clients on patent portfolio development and management, trademark and brand development, licensing, and offensive and defensive strategies for strengthening and protecting the intellectual property rights of her clients.

As a leader in the firm’s Chemical patent group, Lisa advises a wide variety of U.S. and foreign clients on patent issues, including the preparation and prosecution of applications, opinions of counsel, licensing, and the development of strategic patent policies and practices. She has expertise in a range of technical areas, including semiconductor processing and devices, pharmaceuticals, food science, manufacturing processes, and pulp/paper technologies, as well as other fields involving inorganic and organic chemistry. Prior to joining Klarquist, she enjoyed a career as a chemist, where she gained considerable research and industry experience at a number of prestigious organizations.

Lisa is also very active in the firm’s Trademark practice group, where she advises clients on all types of trademark matters, including brand development and management. She represents clients with large, well-known brands, as well as companies that are just beginning to develop their own brand identities. With substantial experience in managing global trademark portfolios, clearing and registering marks, and representing clients in oppositions and cancellation proceedings, Lisa provides effective and efficient representation across the spectrum of trademark law.

Lisa is active in the legal community and is a member of a variety of local and national bar associations, including the Sonoma County and Napa County Bar Associations, the American Intellectual Property Law Association, and the International Trademark Association.

Lisa joined Klarquist as an associate in 1995 and became partner in 2001. She founded Klarquist’s satellite office in Santa Rosa, California, in 2017.

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