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Heim, Payne & Chorush L.L.P. specializes exclusively in intellectual property litigation and antitrust lawsuits involving intellectual property.

The firm represents plaintiffs and defendants nationwide in a broad range of technologies including microprocessors, computer architecture, memory control systems, cellular telephone systems, data transmission systems, internet radio, database caching software, on-line gaming systems, computer-controlled lighting, pharmaceuticals, drilling and other downhole systems, stents and natural gas conversion systems. The trial team has a wide variety of technical backgrounds and the expertise to handle all facets of intellectual property litigation, appeals at the Federal Circuit, and post-grant proceedings. Heim, Payne & Chorush has earned a reputation for handling every aspect of the most complicated patent disputes for some of the largest energy and technology firms. In addition, the firm often represents individuals and smaller companies against behemoths of industry.

All of the firm’s trial lawyers have scientific or technical degrees, and many have completed clerkships at federal trial and appellate courts. The trial team is diligent and hard-working and does not let any potential argument go untested. They are willing to dig into the details of the technology at issue, gaining an expert level of comfort with the technology that proves invaluable in patent litigation. Clients, which include patent owners as well as companies accused of patent infringement, look to the firm to draw on this well of technical and legal experience to provide the patent-focused results they seek.

The firm is recognized by Chambers USA in Intellectual Property Litigation, by IAM in the Patent 1000 – the world's leading patent professionals, and is ranked among the Best Law Firms in IP Litigation and Patent Litigation by US News & World Report and Best Lawyers. Heim, Payne & Chorush takes pride in its ability to partner with other attorneys and firms to bring the best possible trial team together for the benefit of the client.