Use of cookies by
Norton Rose Fulbright
We use cookies to deliver our online services. Details and instructions on how to disable those cookies are set out at By continuing to use this website you agree to our use of our cookies unless you have disabled them.

Paul Keller


Paul Keller

New York

T:+1 212 318 3212

With nearly two decades of experience, Paul's practice focuses on patent litigation and trade secret litigation. He has represented a wide range of clients in all stages of lawsuits from pre-suit investigations to final disposition of jury and bench trials, including the presentation of arguments at Markman, discovery-dispute hearings, and direct and cross examination of witnesses. 

Paul's most recent litigation experiences include:

  • Acting as US counsel in a historic US/Canadian cross-border action representing the Canadian Monitor and Canadian estates in a dispute over the allocation of $7.3 billion in liquidation proceeds stemming primary from the sale of the debtors' massive patent portfolio;
  • Pursuing US civil misappropriation of trade secret claims against three Chinese nationals on behalf of a large chipset component manufacturer with a companion matter in the Chinese court; and 
  • The first jury verdict of non-infringement and invalidity in the Eastern District of Texas.

Paul's work has spanned a variety of industries and technologies, including supply chain management systems, global positioning systems, electronic check processing, compression/decompression software, financial analysis software, electronic futures exchanges, simulation manufacturing modeling, on-line gift registries, digital cameras, semiconductor wafer manufacturing, game controllers, medical devices, and gypsum wall boards.

Paul also has represented a number of clients in ANDA litigation and other biologic patent litigation, including matters involving recombinant interferon-ß and recombinant erythropoietin and gene activation technology.

In addition to his litigation work, Paul has expertise in transactional IP issues, such as advising clients regarding the licensing of their intellectual property and active involvement in due diligence investigations and counseling in numerous acquisitions, potential acquisitions, and other investments.

Paul's pro bono work has included the successful representation of a group of disabled persons against one of the largest drug store chains in the country for violations of the Americans With Disabilities Act.

[+Open all]