Katherine Klammer Madianos

Katherine Klammer Madianos

Senior Counsel
Focus areas:
Policing & Enforcement
Licensing & Transactions

Katherine Madianos focuses her practice on trademark clearance, prosecution, enforcement, and portfolio management, as well as trademark related agreements and transactions.

Katherine guides clients through the complete trademark life cycle, from selection and clearance of new trademarks, to U.S. and international trademark prosecution, policing and dispute resolution. She represents clients in connection with opposition and cancellation proceedings before the Trademark Trial and Appeal Board and negotiates coexistence and settlement agreements. Katherine also drafts and negotiates trademark licenses, advises on transactions involving trademarks, and performs IP due diligence for corporate transactions.

Katherine represents clients in a wide variety of industries and stages of development, including large public companies as well as start-up companies which she frequently represented while running her own trademark practice for several years. Her background also includes working in a large, international law firm coordinating global trademark clearance and registration strategies.

Katherine received her J.D. from The University of California at Berkeley, where she was a member of California Law Review and Berkeley Journal of Employment and Labor Law. In law school, Katherine received the American Jurisprudence Award in Contracts and the Moot Court Advocacy Award. Prior to law school, Katherine graduated Magna Cum Laude from the University of California in San Diego, receiving a Bachelor of Arts in Political Science.

Outside the office, Katherine enjoys traveling, movies, and spending time with friends and her two daughters, Gabriella and Mila.

  • International Trademark Association (Inta)
  • Austin Intellectual Property Law Association
  • Austin Bar Association
  • State Bar Of Texas
  • Intellectual Property Section

The Best Lawyers In America® Trademark Law, By Woodward/White, Inc. (2024)

State Bar Of Texas

  • J.D., University of California, Berkeley School of Law, 1997
    • California Law Review
    • Berkley Journal of Employment and Labor Law
    • Moot Court Advocacy Award
    • American Jurisprudence Award in Contracts
  • B.A., magna cum laude, University of California, San Diego, 1994

Discover What Sets Us Apart

Explore our comprehensive practice areas, award-winning culture, and client success stories.

Learn More About Our Practice
Pirkey Barber Discover Image