Kate A. Sherlock

Kate Sherlock concentrates her practice in complex commercial litigation and intellectual property disputes involving trademark and copyright infringement, false advertising, patent infringement, trade secret misappropriation, and related business torts. She has experience litigating in federal and state court, at the Trademark Trial and Appeal Board, and before the U.S. International Trade Commission. In addition to her litigation practice, Kate manages Archer & Greiner’s trademark prosecution and inter partes practice before the U.S. Patent and Trademark Office. She counsels clients on the right to use and ability to register trademarks, and advises on intellectual property-driven business transactions, such as publishing agreements and software licensing agreements.

During law school, Kate interned for the Honorable Joel Schneider, United States Magistrate Judge for the District of New Jersey, and completed a five month co-op with Comcast in Philadelphia, Pennsylvania.  She was a member of the Drexel Law Review and also contributed over 100 pro bono hours to the Philadelphia Volunteer Lawyers for the Arts.

Prior to attending law school, Kate worked as a Media Licensing Coordinator in the Business and Legal Affairs Department of MTV Networks where she negotiated third-party licensing agreements on behalf of MTV, VH1, and Comedy Central.  She also has extensive experience licensing music for placement in television and movies.

Representative Experience

The following are examples of the types of cases and matters Kate has handled on behalf of our firm’s clients:

  • Represented LED lighting manufacturer in litigation involving claims of copyright infringement, unjust enrichment, and breach of contract
  • Represented Fortune 500 telecommunications company in litigation involving claims for tortious interference, unfair competition, misappropriation of trade secrets and violations of antitrust laws
  • Represented alcoholic beverage manufacturer in trademark opposition proceeding at the TTAB
  • Represented social media company in litigation involving claims for trademark infringement and unfair competition
  • Represented IT company in litigation involving claims for misappropriation of trade secrets and confidential information
  • Represented denim designer in patent infringement litigation
  • Negotiated publishing agreement on behalf of first-time author
  • Drafted settlement and intellectual property assignment agreement on behalf of architectural and structural roofing manufacturer

Professional And Community Involvement

Current Professional Organization Membership

  • Copyright Society of America- Philadelphia Chapter

Community Service

  • Executive Committee- Boxwood Arts (current)
  • Mock Trial Coach for Bishop Eustace High School (2014-2015)


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