L Kieran Kieckhefer

Partner at Shearman & Sterling LLP

L Kieran Kieckhefer is a partner in the litigation group of Shearman & Sterling LLP. Her practice focuses on patent, software copyright and technical trade secret litigation in federal district and state courts. Ms Kieckhefer has experience across a broad spectrum of technologies and has handled cases in fields such as semiconductors, software, consumer electronics, networking and cybersecurity.

Ms Kieckhefer is an experienced trial attorney. She has participated in a dozen trials and first-chaired half of them. She has tried patent, trade secret, breach of employment contract and Lanham Act claims. She also has a breadth of experience before federal appellate courts, including the Ninth Circuit, Federal Circuit and the US Supreme Court.

Ms Kieckhefer plays an active role in the support, mentorship and retention of women in law, having co-founded Retention of Women in Intellectual Property Taskforce. In 2012 she had the privilege of serving the City and County of San Francisco as an assistant district attorney. She has also played an instrumental role in the launch of a new firm podcast titled “Barrier Blasters”, a series dedicated to enhancing diversity and inclusion in the communities in which we live and work. Ms Kieckhefer has been recognised by Benchmark Litigation numerous years. Most recently, she was listed in the magazine’s “40 & Under Hot List”, which honours “the top young talent in their respective litigation communities in the U.S.”.

Professional associations

  • ChIPs – Chiefs in Intellectual Property
  • Federal Bar Association
  • Retention of Women in Intellectual Property Taskforce

Sample client list

  • Western Digital Oracle Price fx Bright Pattern Oh My Green / Garten U.S.A. Dawgs

Firm details

Shearman & Sterling LLP
535 Mission Street
25th Floor
San Francisco CA 94105-2997
United States

Contact details

See firm profile