Patent Office Litigation
Why Cooley
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Top PTAB firm with 300+ inter partes review and covered business method review proceedings
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100+ PTO inter partes and ex parte reexams
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30+ patents invalidated in the past two years
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Employ post-grant proceedings as a key strategy for patent litigation defense; regularly obtain stays of concurrent litigation pending PTAB proceedings
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Track record of swiftly knocking out competitor and third-party patents across a broad range of industries
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Experience on both sides: equally skilled in invalidating third-party patents and in defending patent challenges brought by competitors
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Significant experience addressing issues concerning whether certain documents qualify as prior art, secondary considerations as evidence of patentability and real-party-in-interest and privity defenses
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Particularly skilled in briefings and oral hearings before the PTAB/BPAI, PTO petitions and obtaining expert declarations
Top five law firm for PTAB proceedings
Docket Navigator
IP Litigation Department of the Year finalist (2023, 2025)
The American Lawyer
Recognition
- Managing IP: Patent Contentious and PTAB Litigation "IP Star"
- National Law Journal: IP Hot List
- Corporate Counsel: Top 10 Law Firm for Patent Litigation (2016)
- Docket Navigator: Top 5 Law Firm for PTAB Proceedings and Top 10 Law Firm for Patent Litigation Defense
- The American Lawyer: IP Litigation Department of the Year finalist (2023, 2025)
- The Recorder: IP Litigation Department of the Year
- Legal 500 US: Patent Litigation
- Financial Times: Top 5 Most Innovative Law Firm
Law Firm Leaderboard Top 3
On its inaugural Law Firm Leaderboard list, Cooley was ranked #3 overall, further spotlighting our large footprint in high-profile litigation.
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