Kieran Kieckhefer represents clients in high-stakes intellectual property disputes across the technology sector.

Kieran draws on technical fluency and significant first-chair trial experience to help companies navigate complex IP litigation involving:

  • Patent infringement
  • Technical trade secret misappropriation
  • Copyright and Digital Millennium Copyright Act (DMCA) claims
  • Employment contract breaches
  • Lanham Act matters

Kieran is highly experienced in semiconductor manufacturing, design, and fabrication, computer hardware, robotics and AI, and enterprise and cloud-based software. She regularly serves as lead counsel in federal district courts across multiple jurisdictions, as well as before federal appellate courts, including the Ninth Circuit, the Federal Circuit, and the US Supreme Court.

A proven first-chair trial lawyer, Kieran brings the technical judgment and commercial perspective required for bet-the-company matters.

Before joining Latham, Kieran practiced at several other global law firms. She also served as an assistant district attorney for the City and County of San Francisco.

Kieran’s experience includes representing:

Patent

  • The leading AI computing company in a three-patent defensive case pending in the Western District of Texas*
  • A computer drive manufacturer and data storage company in:
    • A three-patent offensive competitor case pending in the Northern District of California*
    • A two-patent defensive competitor case involving error correction technology pending in the Western District of Texas*
    • A two-patent case pending in the Western District of Texas involving USB technology*
  • Successfully settling a seven-patent case in the Western District of Texas involving semiconductor fabrication technology*
  • An aerial geographic mapping data analytics company in:
    • An eight-patent offensive case involving roofing technology pending in the District of Utah*
    • A nine-patent offensive case involving roofing technology pending in the District of Utah*
    • A three-patent offensive case involving roofing technology pending in the District of Delaware*
  • A cloud contact center software company in successfully resolving a five-patent infringement action involving call center technology in the Northern District of California*
  • A cybersecurity services provider in a patent infringement action on computer networking technologies in the Northern District of California, securing a jury verdict of US$6.4 million in damages and a finding that the opposing party’s infringement was willful and obtaining a permanent injunction against the opposing party*
  • A technology company in successfully settling a patent infringement action in the Northern District of California involving computer networking technologies*
  • A data and storage company in securing a US$112 million jury award following a three-week trial in a patent, copyright, and trade secret infringement action in the Northern District of California*
  • A technology company in a patent infringement case in the Northern District of California regarding a competitor’s assertion of memory technology patents against features incorporated in Joint Electron Devices Engineering Council (JEDEC)-standard dynamic random access memory (DRAM)*

Trade Secrets and Sherman Act

  • A global professional services company in an offensive trade secret competitor case pending in the Northern District of Texas*
  • A global semiconductor manufacturing company in:
    • An offensive technical trade secrets competitor case pending in California Superior Court*
    • A defensive technical trade secrets competitor case pending in the Northern District of California*
  • A workplace wellness company in successfully settling a case in the Central District of California involving trade secret, breach of contract, and violation of the Computer Fraud and Abuse Act claims against a former employee who left the company to join a competitor*
  • A memory channel storage company in a three-week jury trial in the Northern District of California concerning storage and memory modules, obtaining a verdict in favor of the client on breach of contract, technical trade secrets, and inventorship claims*
  • A manufacturing company in a four-month jury trial in the Central District of California, obtaining a US$88 million verdict based on a finding of willful and malicious misappropriation of trade secrets; the case involved numerous claims, including copyright, trade secret, Racketeer Influenced and Corrupt Organizations Act (RICO), trademark and trade dress, and unfair competition*
  • A semiconductor company in a two-month jury trial in the Northern District of California regarding Sherman Act Section 2 violations alleged against the opposing party*

Breach of Contract and Copyright

  • A computational software company in a breach-of-contract and copyright infringement action pending before the Hong Kong International Arbitration Centre (HKIAC); successfully resolved similar case*
  • A cloud contact center software company in a case involving a breach of contract and related claims against a competitor*

*Matter handled prior to joining Latham

Bar Qualification

  • California
  • Wisconsin

Education

  • JD, University of Wisconsin Law School, 2007
  • BS, Massachusetts Institute of Technology, 2002