Heim, Payne & Chorush LLP

Intellectual Property Department

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What the team is known for Highly recommended for its expertise in electronics, computer science and pharmaceuticals. Well-regarded IP boutique that provides support for clients across a range of areas, including patent litigation, trade secrets and antitrust. Adept at handling patent infringement matters at trial and inter partes review proceedings. Particular strength in the Houston market.

Strengths Sources say: "The team is particularly skilled in very hi-tech areas, such as semiconductor design, and their strength lies in analyzing and appreciating the most technical of cases."

Another interviewee comments: "They are easy to work with, excellent in their focus and brilliant in their judgment."

A client states: "They are good both at the high-level strategy and at handling the details in the weeds."

Work highlights Recently represented the Commonwealth Scientific and Industrial Research Organisation, a scientific research agency of the Australian government, in a dispute with Cisco. This concerned patents for WiFi technologies which underpin the majority of all WiFi enabled devices.

Notable practitioners

Leslie Payne enters the rankings following impressive market approval for his handling of complex patent infringement litigation, including recent cases relating to the oil and gas, telecom and technology sectors. Sources say that he is "a very smart lawyer."

Founding partner Michael Heim is a hugely experienced litigator with a fine track record in patent infringement cases pertaining to the technology sector. He is particularly noted for his representation of plaintiff-side clients and is described by interviewees as a "fantastic" practitioner.