Intellectual Property Litigation

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

Why Cooley

60+ 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 2018 we have handled 575+ patent cases, 90+ Federal Circuit patent appeals – with the vast majority as the appellee – and 11 patent trials

500+ trademark and copyright disputes handled in 2022, including oppositions, cancellations and litigation

420+ 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

75+ competitor and third-party patents invalidated

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Public Company Innovation Hub

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

Cooley has highly skilled attorneys with technical domain knowledge and strategic insights.

Chambers US, 2023


  • The American Lawyer: IP Litigation Department of the Year, Finalist (2023)
  • Managing Intellectual Property: Patent Disputes and PTAB Litigation “IP Star” (2023)
  • Chambers: Nationwide: Intellectual Property (2023)
  • The Legal 500: Patents – Litigation (full coverage) (2023)
  • Patexia: Ranked in top 10 on overall list of best-performing law firms for patent litigation (2023)
  • Docket Navigator: Top 5 firm for win rates of patent challenger firms (2021)