T. Cy Walker

Partner

Washington, D.C.
T +1.202.861.1688
F +1.202.861.1783

Overview

Cy Walker has more than 20 years of experience in all phases of litigation before the U.S. District Courts and U.S. Courts of Appeals, and eight years of experience practicing before the International Trade Commission (ITC). He has acted as trial counsel in cases involving patents, copyrights and trademarks with a focus on technology, including consumer electronics, medical devices and software. Cy also advises clients in licensing and settlement negotiations, and in procuring patent, copyright and trademark protection.

Cy has frequently spoken on ITC practice and related law, and is the co-author and editor of the treatise on Section 337, Unfair Competition and the ITC

Select Experience

District Court
  • Represented a client and its subsidiaries in the defense of its digital imaging products against claims of patent infringement relating to semiconductor manufacturing processes.
  • Represented a client in the defense of its computers, laptops and printers against claims of patent infringement concerning various patents directed to flash memory card interfaces. Prior to a Markman hearing, obtained a favorable ruling transferring the case from the Eastern District of Texas to the Northern District of California. 
ITC
  • Represented a client in the defense of its computers, laptops and printers from claims of patent infringement concerning various patents directed to flash memory card interfaces. 
  • Represented a client in the defense of its laptops from claims of patent infringement concerning display technology. 
More »

Experience

District Court
  • Represented a client and its subsidiaries in the defense of its digital imaging products against claims of patent infringement relating to semiconductor manufacturing processes.
  • Represented a client in the defense of its computers, laptops and printers against claims of patent infringement concerning various patents directed to flash memory card interfaces. Prior to a Markman hearing, obtained a favorable ruling transferring the case from the Eastern District of Texas to the Northern District of California. 
  • Represented a client in the defense of its digital imaging products against claims of patent infringement concerning image sensor technology. Following a Markman hearing, the judge awarded summary judgment of noninfringement on all asserted claims, and following the trial, the judge granted judgment as a matter of law that all asserted claims were invalid. 
  • Represented a client in the defense of its anti-degradant compounds against claims of patent infringement concerning chemical patents. The judge awarded summary judgment of noninfringement in favor of the client, the remaining parties settled and the case was dismissed.
  • Assisted clients in defense against claims of trademark infringement and false advertising made. Although the defendants were found liable on both claims, the jury found the defendants' conduct was not willful and the court refused to award any damages to the plaintiff, which findings were upheld on appeal. 
  • Represented a client in the defense of its hybrid vehicles from patent infringement claims. Although the client was found liable for infringement, the jury awarded only a small fraction of the damages the plaintiff had sought, and in one of the first cases following eBay, the judge refused to permanently enjoin the client, which findings were upheld on appeal. 
  • Represented a client in a patent infringement action relating to offset lithographic printing press technology. The case settled after the judge awarded summary judgment of patent infringement against the plaintiff and dismissed the defendants' inequitable conduct defense.
  • Represented a client in the defense of its cardiovascular stent products from claims of patent infringement. The judge entered summary judgment of noninfringement on all four patents, which was affirmed on appeal. 
ITC
  • Represented a client in the defense of its computers, laptops and printers from claims of patent infringement concerning various patents directed to flash memory card interfaces. 
  • Represented a client in the defense of its laptops from claims of patent infringement concerning display technology. 
  • Represented a client in the defense of its e-reader products from claims of patent infringement concerning various hardware and software patents. 
  • Represented a client in the defense of its Blu-Ray products against claims of patent infringement concerning technologies relating to recording media.
  • Represented a client in a patent infringement action concerning technologies used in cellphones and other mobile communications devices.
  • Defended a client against claims of patent infringement involving various patents relating to liquid crystal display technologies. 
  • Represented a client in a patent infringement action against 11 respondents concerning technologies used in digital displays. 
  • Represented an automotive manufacturer in the defense of its hybrid versions of its previous designs from claims of patent infringement concerning technologies relating to hybrid drive systems. 

Recognitions and Memberships

Recognitions

  • IAM 1000 – The World’s Leading Patent Practitioners (2015)
    • Individuals – International Trade Commission 
    • Patent Litigation – Washington, DC metro
  • Managing Intellectual Property: District of Columbia “IP Star” (2014)
  • The Legal 500 United States: Intellectual Property (2013)
  • Washington, DC, “Super Lawyer” (2013, 2017)

Memberships

  • International Trade Commission, Trial Lawyers Association
    • President (2013 to 2014)
  • Intellectual Property Owners Association
    • ITC Committee Member (2015)
  • American Intellectual Property Law Association
  • Licensing Executives Society
  • American Bar Association
    • Intellectual Property Law Section
    • Litigation Section 

Admissions

  • U.S. Court of Appeals, Federal Circuit
  • U.S. Court of Appeals, First Circuit
  • U.S. Court of Appeals, Second Circuit
  • U.S. Court of Appeals, Fifth Circuit
  • U.S. District Court, Eastern District of Texas
  • U.S. Patent and Trademark Office, Registration No. 52,337
  • District of Columbia

Education

  • J.D., George Washington University Law School, 1992, with High Honors, Moot Court Board, Order of the Coif, The George Washington Journal of International Law and Economics
  • B.S., Electrical Engineering, Kettering University, (formerly General Motors Institute), 1985, Eta Kappa Nu, Tau Beta Pi