Katherine P. Califa



Katherine P. Califa is a partner and intellectual property lawyer with Foley & Lardner LLP where she advises clients on ways to develop, protect, manage, and maximize the value of their intellectual property. Katherine regularly counsels clients regarding the selection, procurement, and enforcement of brands and other intellectual property assets in the United States and abroad. She also works with clients to develop cost-effective worldwide brand protection strategies related to advertising in new media, launching new products, and entering new markets. Katherine has robust experience dealing with legal issues related to social media, mobile apps, right of publicity, right of privacy, and trade dress matters. On the enforcement side, Katherine represents clients before the Trademark Trial and Appeal Board, helps clients combat online and brick-and-mortar brand infringements, and negotiates favorable settlements to complex disputes. Katherine also provides intellectual property counseling related to business acquisitions and related due diligence. Katherine has specific experience advising clients on the unique challenges related to naming new pharmaceutical products. She is a member of the firm’s Trademark, Copyright Advertising Practice, and the Medical Devices Industry Team.

Katherine has been recognized as a leader in the field of trademark law by World Trademark Review in its “WTR 1000 – The World’s Leading Trademark Professionals” directory, from 2016-2020. 

Prior to joining Foley, Katherine served as a law clerk for the Honorable Deborah K. Chasanow at the U.S. District Court for the District of Maryland.


  • Stanford Law School (J.D., 2006)
    • Editor, Stanford Journal of Civil Rights and Civil Liberties
    • Co-chair of the Stanford Latino Law Students Association
  • Wellesley College (B.A., cum laude, 2003)

Representative Experience

  • Manages worldwide trademark portfolios and directs global clearance, registration and enforcement strategies for clients in diverse industries, including financial services, consumer products, health/medical technology, pharmaceuticals, and hospitality services
  • Regularly advises major pharmaceutical manufacturers on trademark and regulatory risks related to candidate drug names
  • Manages brand and copyright enforcement actions for leading e-content provider
  • Manages buyer-side and seller-side IP due diligence for large corporate transactions
  • Drafts and negotiates a variety of agreements (e.g., coexistence, settlement, content development, licensing of characters, trademarks, music, software, photos, images and artwork)

Presentations & Publications

  • Social Media and #Influencer Issues in the Fashion, Apparel & Beauty Industry, Foley & Lardner LLP (2019)
  • Working With Influencers: What Businesses Need to Know, Daily Business Review (2019)
  • Trademarks, Promotions, and Social Media Best Practices, Client Presentation (2019)
  • The Effect of Your Trademark Initiatives on Your Business Image, Managing Intellectual Property's Fifth Annual International Women's Leadership Forum (2018)
  • Trademark Protection and Enforcement, Client Presentation (2018)
  • Recent Federal Trade Commission Decisions, American Bar Association Antitrust Division Monthly Update (2018)


  • District of Columbia
  • Maryland
  • United States District of Maryland
  • United States Court of Appeals for the Fourth Circuit

Professional Memberships

  • International Trademark Association
  • Hispanic National Bar Association
  • American Bar Association