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Kirkland & Ellis LLP

Leora Ben-Ami

Work +1 212-446-5943
Kirkland & Ellis LLP

Work Department

Intellectual Property


Focuses on biotechnology, medical devices, pharmaceuticals and chemistry. Tried many jury trials as lead counsel and extensive appellate experience.


Formerly Chair of the Americas IP Group at Clifford Chance, former Chair of IP Practice at Kaye Scholer.


Board member of the New York Intellectual Property Association; Faculty/Participant for the Sedona Conference for Patent Litigation (2011-12); Federal Circuit Bar Association; American Intellectual Property Law Association.


J.D. (cum laude), SUNY Buffalo; B.S., SUNY Stony Brook; law clerk to Senior Circuit Judge Philip Nichols, Jr, U.S. Court of Appeals for the Federal Circuit.

United States: Industry focus

Healthcare: life sciences

Within: Healthcare: life sciences

Kirkland & Ellis LLP's biotechnology, pharmaceutical and life sciences practice is co-led by Chicago-based James Hurst, who acted for AbbVie in a product liability case concerning the client’s alleged fraudulent misrepresentation of the risks of its blockbuster testosterone replacement drug AndroGel. Co-head Jay Lefkowitz in the New York office assisted Akorn in litigation brought by Fera alleging a number of breaches of the parties’ contract between the client and the plaintiff. Co-heads Patricia Carson and Leora Ben-Ami, who are based in New York and specialize in IP disputes, defended Merus in patent infringement litigation filed by Regeneron and concerning genetically engineered animals used in the production of human biopharmaceutical therapeutics. Chicago-based litigator Diana Watral is ‘brilliant, creative and tenacious’.

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United States: Intellectual property

Patents: litigation (full coverage)

Within: Leading lawyers

Leora Ben-Ami - Kirkland & Ellis LLP

Within: Patents: litigation (full coverage)

Kirkland & Ellis LLP is praised by clients for its 'exceptional combination of legal, business and technical understanding'. 'Indisputably one of the nation's largest and most qualified teams', the 'very well-coordinated' group 'tends to dig deeper than most firms'; it has a broad sectorial spread and proven expertise in all the major US patent litigation venues, including the PTAB. Marcus Sernel in Chicago and New-York based practice head Gregory Arovas successfully defended Apex Tool Group against a patent infringement suit brought by LoggerHead Tools regarding a patent covering a wrench. New York's Jeanne Heffernan defeated Sycamore IP Holdings in infringement litigation it had brought forward against AT&T Services over a coding scheme patent, sparing the client $200m in damages. In Chicago, Kenneth Adamo is 'one of the nation's top legal minds' and Russell Levine is 'an exceptional litigator'. San Francisco's Sarah Piepmeier is 'a great lead counsel'. Adam Alper, also in San Francisco, and Los Angeles colleague Michael De Vries 'are thorough and focused on ensuring decisions are made that support the long-term view of a case'. IP practice head Gregg LoCascio in Washington DC, Amanda Hollis in Chicago and Leora Ben-Ami in New York are also recommended. Abbott Laboratories, Cisco and Samsung Electronics also feature on the client roster.

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