Bruce Chapman is a partner in the Intellectual Property Practice Group in the firm's Los Angeles office.

Areas of Practice

Bruce’s practice focuses on patent litigation, as well as trademark, copyright, trade secret, antitrust and other intellectual property-related litigation. His litigation experience includes representing companies in technologies such as medical devices, electronics, software, biotechnology, automotive and telecommunications.

Bruce has represented clients in more than 75 litigation matters and appeals, serving as lead trial counsel in more than 20 cases.



Representative Matters:

  • Currently representing R&D telecommunications company in patent litigation relating to location-based services for mobile devices. Enovsys LLC v. AT&T Mobility and AT&T Mobility II (C.D.Cal.)
  • Currently representing manufacturer of cochlear implants against allegation that the companies’ cochlear implant infringe multiple patents. The Alfred E. Mann Foundation for Scientific Research v. Cochlear Limited and Cochlear Americas (C.D.Cal.)
  • Currently representing manufacturer of bone anchored hearing systems in patent litigation against competitor. Cochlear Limited and Cochlear Bone Anchored Solutions AB v. Oticon Medical LLC. (D. Colo.)
  • Currently representing manufacturer of electric grid voltage optimization technology against a competitor. Varentec, Inc. v. Gridco, Inc.
  • Represented manufacturer of cochlear implants against allegation that the companies’ speech processors infringe a patent regarding noise suppression. Adaptive Sonics LLC v. Cochlear Limited and Cochlear Americas (E.D.Tex.) 
  • Represented manufacturer of Bluetooth headset in appeal of a finding that the manufacturer’s patent was invalid and not infringed. Plantronics, Inc. v. Aliph, Inc. and Aliphcom, Inc. (N.D.Cal.) 
  • Represented UK manufacturer of wound care products in trademark litigation resulting in a favorable judgment and permanent injunction. Manuka Medical Ltd. and ManukaMed Ltd. v. Links Medical Products, Inc. (C.D.Cal. Final Judgment 2012)
  • Represented UK manufacture of wound care products in litigation regarding misappropriation of trade secrets, resulting in favorable settlement and return of the trade secrets. Manuka Medical Ltd. v. Smith (C.D.Cal. Settled 2012)
  • Defended large retailer in patent infringement case by a stapler manufacturer, resulting in invalidation of some of manufacturer’s patents. Accentra, Inc. v. Staples, Inc. (C.D.Cal. Final Judgment 2012)
  • Represented manufacturer of LED lighting products in trademark litigation, resulting in a favorable judgment and permanent injunction. Ledtronics, Inc. v. Ledtronics, Inc. (C.D.Cal. Final Judgment 2010)
  • Represented manufacturer of LED lighting products in trademark litigation, resulting in a favorable settlement. Ledtronics, Inc. v. Ledtronix (C.D.Cal. Settled 2010)
  • Represented drug manufacturer in patent litigation, resulting in a favorable settlement. Centocor, Inc. v. Genentech and City of Hope (C.D.Cal. Settled 2010)



  • Best Lawyers in America, Best Lawyers, 2013-2022
  • Litigation Star, Benchmark Litigation, 2017-2021
  • Top IP Attorneys in California, Daily Journal, 2016
  • Top 75 IP Litigator, Daily Journal, 2010
  • Southern California Super Lawyer, Super Lawyers, 2004-2005, 2010-2017
  • "Lawyer of the Year" for patent litigation, Best Lawyers in America, 2016




  • Member, American Bar Association
  • Member, American Intellectual Property Law Association
  • Member, Los Angeles County Bar Association


J.D., George Washington University Law School, 1987

B.S., Mechanical Engineering, University of Detroit, 1983


  • California
  • District of Columbia
  • Pennsylvania
  • U.S. Patent and Trademark Office
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