Practices

Intellectual Property Litigation

Called on to litigate IP disputes involving core technologies, products and brands

Why Cooley

  • 35+ IP litigators across the US and Europe

  • Smart, honest advice about which cases to take to trial and which ones to resolve early on

  • Renowned for our ability to win bet-the-company competitor cases in which multibillion-dollar products, technologies and brands are at stake

  • Unprecedented experience representing clients in technology and life sciences matters

  • Experience against non-practicing entities (NPEs) with large- and small-scale patent portfolios

  • Since 2019 we have handled 575+ patent cases, 80+ Federal Circuit patent appeals – with the vast majority as the appellee – and 13 patent trials

  • 400+ active trademark, copyright and domain disputes managed by Cooley

  • 475+ Patent Trial and Appeal Board (PTAB) proceedings

  • 1,500+ domain names recovered through Uniform Domain-Name Dispute-Resolution Policy (UDRP) and Nominet proceedings

  • 30+ Section 337 US International Trade Commission (ITC) investigations

  • 90+ competitor and third-party patents invalidated

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Public Company Resource Hub

Resources for forward-thinking board members and leaders of US-listed public companies

The Cooley team is enormously talented and successful in IP litigation. They can dive deep into the science while telling a story that a jury of non-scientists can relate to.

Chambers USA, 2025

Recognition

  • Chambers USA: Intellectual Property – Nationwide (2025)
  • The Legal 500 US: Patents: litigation (full coverage) (2025)
  • LMG Life Sciences: EMEA Patent Litigation Firm of the Year: Biotech, shortlist (2024)
  • The American Lawyer: IP Litigation Department of the Year finalist (2023, 2025)
  • Managing Intellectual Property: Patent Contentious, PTAB Litigation and Life Sciences “IP Star” (2023)
  • Patexia: Ranked in top 10 on overall list of best-performing law firms for patent litigation (2023)

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