
Intellectual Property: Trademark, Copyright & Trade Secrets
USA Guide 2026 : California
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Ranked Individual
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Provided by Gibson, Dunn & Crutcher LLP
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Work Highlights
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Gibson Dunn overturned a jury verdict exceeding $500 million against Western Digital in a patent infringement case filed by SPEX Technologies.
Strengths
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The Gibson Dunn attorneys are totally prepared, experienced and able to foresee the other party's defense standpoint.
Intellectual Property: Trademark, Copyright & Trade Secrets respondentUSAGibson, Dunn & Crutcher can tackle the most complicated technologies and narrate a compelling story, where you don't need to understand the technology to grasp the issues at hand. Their patent litigators also have a terrific business sense, framing litigation in a way that resonates with stakeholders.
Intellectual Property: Trademark, Copyright & Trade Secrets respondentUSA
Notable Practitioners
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Band 4 
Band 4 
Ilissa Samplin
Ilissa Samplin is an accomplished litigator with a proven track record of success in complex IP disputes. She frequently advises clients from the tech and entertainment sectors on copyright and trade secrets litigation.
Ilissa Samplin is smart, responsive and a great writer.
Intellectual Property: Trademark, Copyright & Trade Secrets respondentUSA
Ranked Individuals at Gibson, Dunn & Crutcher LLP (1)
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Ilissa Samplin
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Gibson, Dunn & Crutcher LLP has rankings in the following guides
Band 1 USA 2026
Practice area: Intellectual Property
Location: USA - Nationwide
View department profile for USA 2026Band 4
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