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Tara C. Clancy

Fax +1.617.261.3175
Ms. Clancy concentrates her practice on patent, trademark, copyright, and trade secret litigation. In her 20 years of practice, she has led cases to verdict in hotly contested jury trials as well as bench trials and has led teams to key victories on summary judgment motions, Markman hearings and Patent Office post-grant proceedings. Ms. Clancy has experience with a variety of technologies, including chemical compositions, nutritional supplements, heat transfer equipment, medical devices and procedures, ion implantation systems, networking hardware and software, transport systems, and packaging.

Prior to her legal career, Ms. Clancy worked for the Procter & Gamble Manufacturing Company first as an engineer designing capital projects in the papermaking division and then as a business manager responsible for managing the people, pay, production, and profits in the industrial chemicals division. She has design and on the ground experience in mechanical and chemical manufacturing processes.

As an experienced trial attorney with the background of working in a multinational corporation, Ms. Clancy knows when to take a case to verdict and when to leverage the litigation to meet business goals.


  • Top Women of the Law Honoree, Massachusetts Lawyers Weekly

Professional/Civic Activities

  • Adjunct Professor of Law at the Fletcher School of Law and Diplomacy, Tufts University, Medford, Massachusetts. Teaches a class on international intellectual property law and policy focusing on managing global patent strategies. (2008 -- Present).
  • Represented Archer Daniels Midland Company (ADM), one of the world's leading agricultural processors, in a two week jury trial in the N.D.N.Y. on chemical de-icers and obtained defense verdict of no infringement.
  • Represented ADM in a patent infringement action in the D.N.J. concerning its isoflavone technology and obtained entry of a consent judgment that ADM’s patents were valid and infringed.
  • Represented ADM against a global company defending an infringement action in the N.D. Ill. concerning astaxanthin feed products. Obtained favorable settlement prior to trial.
  • Represent ADM in a patent infringement action in the D. Kan. concerning its Kansas Diamond® White Whole Wheat Flour.
  • Represented RiverBank in a trademark infringement action concerning its name in the D. Mass. and obtained summary judgment of no infringement.
  • Represented Aerofin Corp., a leading manufacturer of heat transfer equipment, in a patent infringement action in the D. Conn. and obtained settlement after favorable summary judgment on invalidity.
  • Represented National Fire Protection Association in a copyright infringement action in the N.D. Ill. and obtained favorable settlement with a payment made by plaintiff to K&L Gates’ client.
  • Represented Shurtape, a leading tape manufacturer, in a patent and trademark infringement action in the W.D.N.C. concerning its FrogTape® painter’s tape. The case settled favorably prior to trial.
  • Represented GT Advanced Technologies, a technology company producing advanced materials for the global solar, LED, and electronics industries, in a trade secret action concerning polysilicon production equipment in the D.N.H. The case settled favorably prior to trial.
  • Represented Portola Packaging, Inc., a leading producer of tamper-evident packaging, in a patent infringement action in the W.D. Pa. The case settled prior to trial with favorable terms to Portola.