Intellectual Property Litigation
Called on to litigate IP disputes involving core technologies, products and brands
Why Cooley
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35+ IP litigators across the US and Europe
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Smart, honest advice about which cases to take to trial and which ones to resolve early on
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Renowned for our ability to win bet-the-company competitor cases in which multibillion-dollar products, technologies and brands are at stake
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Unprecedented experience representing clients in technology and life sciences matters
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Experience against non-practicing entities (NPEs) with large- and small-scale patent portfolios
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Since 2019 we have handled 575+ patent cases, 80+ Federal Circuit patent appeals – with the vast majority as the appellee – and 13 patent trials
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400+ active trademark, copyright and domain disputes managed by Cooley
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475+ Patent Trial and Appeal Board (PTAB) proceedings
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1,500+ domain names recovered through Uniform Domain-Name Dispute-Resolution Policy (UDRP) and Nominet proceedings
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30+ Section 337 US International Trade Commission (ITC) investigations
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90+ competitor and third-party patents invalidated
Group contacts
IP Litigation Department of the Year, Finalist
The American Lawyer, 2023
Cooley has highly skilled attorneys with technical domain knowledge and strategic insights.
Chambers US, 2023
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)
- 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)
Life Sciences IP Litigation
Renowned life science practice that resolves high stakes disputes in the pharma, biotech and medical device sectors