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Steven E. Lauridsen

Los Angeles, CA | D 213.430.3308 | F 213.430.3409

Steven Lauridsen focuses his practice on intellectual property litigation.

Steven has represented companies of all sizes in patent, trademark, copyright, trade secret, and unfair competition litigation at both the trial and appellate levels. He litigates matters in U.S. District Courts, U.S. Courts of Appeal, and the International Trade Commission. Steven also has extensive experience litigating matters before the Trademark Trial and Appeal Board of the United States Patent and Trademark Office. Although he has particular expertise concerning computer software, Steven has advised clients concerning numerous technologies and industries.

Steven’s litigation skills are bolstered by his diverse patent and trademark prosecution and counseling experience, which ranges from working to develop a startup company’s patent portfolio and intellectual property strategy to assisting in the management and expansion of multinational companies’ domestic and international trademark portfolios.

education & admissions


  • University of Southern California, Gould School of Law (J.D., 2006)
  • University of Pennsylvania (B.S. in Systems Science and Engineering, cum laude, 2003)

state admissions

  • California, 2006

federal admissions

  • United States Court of Appeals, Ninth Circuit
  • United States Court of Appeals, Federal Circuit
  • United States District Court, Central District of California
  • United States District Court, Eastern District of California
  • United States District Court, Northern District of California
  • United States District Court, Southern District of California

Representative Matters

  • Successfully represented in an International Trade Commission investigation a manufacturer of premium apparel accused of infringing six patents covering laser technology for distressing denim
  • Developed appellate strategy and authored opening and reply briefs before the United States Court of Appeals for the Federal Circuit that resulted in the reversal of the district court’s summary judgment order
  • Obtained summary judgment in the United States District Court for the Eastern District of Texas invalidating as obvious patent asserted against garment manufacturers and retailers and succeeded in having decision affirmed on appeal
  • Successfully represented client in breach of contract action implicating FDA regulatory compliance issues
  • Obtained summary judgment on behalf of custom wheel manufacturer sued for patent, trademark, and trade dress infringement
  • Successfully represented corporation and two of its officers accused of trade secret misappropriation, computer fraud, and breach of the duty of loyalty
  • Obtained summary judgment of patent non-infringement and a subsequent award of attorneys' fees against both the plaintiff and its law firm in action alleging infringement of several patents relating to the manufacture of blankets
  • Filed numerous UDRP complaints resulting in the transfer of domain names to their rightful owners
  • Successfully represented manufacturer of famous hot sauce in trademark infringement and breach of contract action and succeeded in having dismissed counterclaims seeking to invalidate the client’s famous trademark
publications & events

Speaking Engagements

  • "'Oh, the Places You'll Find Intellectual Property!' Commonly Missed IP Issues In-House Counsel Cannot Afford to Overlook," 2017 In-House Counsel Summit, Tucker Ellis LLP, Cleveland, Ohio (October 2017)


  • California Trademark Law Section for "State Trademark and Unfair Competition," International Trademark Association (#41, May 2009)
in the community

Civic & Professional Involvement

  • State Bar of California
  • The Trevor Project
  • ITC Trial Lawyers Association
  • Los Angeles Intellectual Property Law Association
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