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Daniel Cho practices in various areas of intellectual property law, including high-stakes patent and trademark infringement cases, inter partes review proceedings, trade secret misappropriation cases, and IP risk management and counseling. He has litigated cases before the United States Court of Appeals for the Federal Circuit, Patent Trial and Appeal Board (PTAB), and district courts throughout the country. Working across numerous technological areas, Mr. Cho has legal experience involving OLED technology, LED technology, smart phones, touch screen technology, biotechnology, crystallography, pharmaceuticals, medical devices, computer software, casino gaming, oil drilling, and textiles.

As a member of multiple trial teams, Mr. Cho plays a key role in all stages of litigation, from developing case strategies and drafting dispositive motions to preparing trial witnesses and arguing at pre-trial hearings.

  • Representation of Samsung Display and Samsung Electronics in a patent infringement case in the Eastern District of Texas concerning organic LED (OLED) display and touch sensor technologies.
  • Representation of Samsung Display as an intervenor in patent infringement cases in the Western District of Texas concerning OLED display technology.
  • Representation of Dell in a patent infringement case in the Western District of Texas concerning OLED display technology. 
  • Representation of Huawei in defense of patent infringement claims involving battery charging technology for mobile devices in the Eastern District of Texas. 
  • Representation of Samsung Electronics in the Eastern District of Texas in a patent infringement suit relating to patents involving smartphone technology.  
  • Providing strategic advice on IP issues concerning oil well drilling technology. 
  • Representation of Omeros in ANDA cases in the District of Delaware concerning the Omidria® product, a combination drug product used in cataract surgery.
  • Representation of Aristocrat Technologies in defending against design patent and trademark litigation claims asserted by a competitor relating to products that utilize curved display screens.
  • Representation of Aristocrat Technologies in patent litigation and IPR proceedings against a competitor company in a case involving 32 patents concerning slot machine technology.   
  • Representation of major European pharmaceutical company in the District of New Jersey against several generic drug manufacturers relating to an anti-cancer drug.
  • Representation of Warner Chilcott in the Eastern District of Texas in patent litigation concerning Delzicol®, a drug used to treat a gastrointestinal disease.   
  • Representation of Biogen in Swiss Pharma’s IPR attacks on three patents covering Tysabri®, an antibody biologic for treating patients with multiple sclerosis. The PTAB declined to institute trial on all three patents.
  • Representation of AstraZeneca in a patent infringement dispute concerning the dose counters used with its Symbicort® inhaler product.

Previous Experience

  • Hon. John Z. Lee, United States District Court for the Northern District of Illinois, Judicial Intern (2015)
  • Republic of Korea Army, Sergeant (United Nations, ROK-US Combined Forces Command) (2010-2012)
  • United Nations Commission on International Trade Law (UNCITRAL), Legal Intern (2009)