Heim, Payne & Chorush, LLP, and firm partners Michael Heim and Les Payne are ranked in the 2026 Chambers USA guide among the best in Texas for patent infringement lawsuits, trademark litigation and appeals, inter partes review proceedings, and other areas involving cutting-edge technologies.

Heim, Payne & Chorush and the two experienced attorneys have earned selections in the annual Chambers rankings for years based on work in federal courts across the country, interviews with clients and other lawyers, and extensive research conducted by the publishers at London’s Chambers and Partners.

This marks the 16 th consecutive year that Heim, Payne & Chorush has been selected for the Chambers USA guide. Mr. Heim and Mr. Payne have been featured among the best intellectual property lawyers in Texas for multiple years.

One of the firm’s clients told Chambers USA researchers that Heim, Payne & Chorush is “excellent in technical analysis,” with capabilities that “help at the front of the process or during litigation.”

Another lawyer who spoke with the research team described Mr. Heim as “one of the best IP attorneys that I know. I would trust him with any IP matter, while another noted that Mr. Payne is “great in the courtroom.”

The Chambers USA honors follow Heim, Payne & Chorush’s recent addition of experienced trademark lawyer Elizabeth King, who is leading the firm’s expanded Trademark Litigation and Appeals practice. Ms. King’s arrival and the firm’s increased client work across all types of trademark matters have been featured in national and statewide media coverage focused on intellectual property law.