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Overview
Isaac S. Ashkenazi is a partner in the Life Sciences IP group of Paul Hastings and is based in the firm's New York office. He focuses his practice on complex intellectual property disputes primarily in the pharmaceutical, chemistry and biotechnology fields.
He has successfully represented some of the world’s leading life sciences companies in high-stakes patent disputes involving their critical drug products in various forums, including the PTAB, ITC, district courts, appeals courts and arbitrations. Isaac has experience with a broad range of technologies, including pharmaceutical compounds, proteins, antibodies, ADCs, polymers, formulations and chemical and synthetic processes, as well as a wide variety of therapeutics, including oncology drugs, Parkinson’s medications, proton pump inhibitors, sleep agents, respiratory agents, antiemetics, alcohol and opioid dependence treatments and cholesterol-lowering and antidiabetic agents.
Accolades
- Chambers USA, Intellectual Property: Patent (2024)
- IAM Patent 1000, Leading Patent Professional (2022-2024)
- Managing Intellectual Property, IP Star (2023)
- The Legal 500's Intellectual Property - Patents: Litigation (Full Coverage) (2021, 2023)
- Law360, Rising Star in Life Sciences, 2018 -- for several high-stakes wins, including invalidating a key patent for Humira®, the world’s best-selling drug
- Recognized in The Legal 500 for two successful IPR petitions resulting in rulings that method-of-treatment claims covering the drug product Humira® would have been obvious
- American Lawyer, Transatlantic IP Team of the Year, 2018 -- for leading a major pharmaceutical litigation through fact, expert and Markman phases, and obtaining six walk-away consent judgments
- Law360, Life Sciences Practice Group of the Year, 2017
- Law360, Two-Time Legal Lion
Education
- Benjamin N. Cardozo School of Law, J.D. (concentration in Intellectual Property), 2005
- The Cooper Union, B.E.C.E., 2002
Representations
- Prevailed at trial for Heron Therapeutics relating to a challenge to patents covering Heron’s Cinvanti® treatment for chemotherapy-induced nausea and vomiting.
- Obtained a complete victory for JSR in a patent dispute brought by Cytiva relating to protein A purification technology.
- Obtained an ITC victory for Viking Therapeutics in a trade secret misappropriation case brought against Chinese entities involved in a failed collaboration for a small molecule drug product for the treatment of NASH.
- Prevailed in an arbitration for Daiichi Sankyo regarding a hotly-contested patent dispute and complex litigation, concerning rights to biotechnology which the drug maker uses for its cancer medicines.
- Secured a favorable settlement on behalf of Alkermes following a five-day bench trial in a patent infringement action involving its Vivitrol® medication for alcohol and opioid dependence.
- Successfully defended Mitsubishi Tanabe Pharma Corp.’s patent covering its blockbuster type 2 diabetes treatments, Invokana® and Invokamet®, in the first Hatch-Waxman Zoom trial in the District of New Jersey.
- Obtained a claim construction ruling on appeal that eviscerated the University of Massachusetts’ and Carmel Laboratories’ infringement theory for all 130 L’Oréal USA products accused of infringement.
- Secured favorable settlements on behalf of Adamas Pharmaceuticals, Inc. with first filers in patent infringement actions involving its Gocovri® Parkinson’s medication.
- Obtained a favorable settlement on behalf of Boehringer Ingelheim in connection with patent challenges relating to its proposed biosimilar version of Humira®.
- Obtained walkaways from six separate generics for Boehringer Ingelheim in Hatch-Waxman litigations involving its blockbuster Pradaxa® stroke medication.
- Successfully defended Sunovion Inc.’s patent covering its popular sleep aid, Lunesta®, in one of the largest Hatch-Waxman Act litigations.
- Obtained favorable settlements on behalf of Allos Therapeutics, Inc., with multiple defendants seeking approval for generic versions of its Folotyn® cancer treatment.
- Represented Amgen Inc. in a patent infringement case concerning a modified growth colony-stimulating factor (G-CSF) for the treatment of neutropenia, and secured a complete walkaway in a patent infringement case brought by Teva concerning Amgen’s Sensipar® product, used for the treatment of secondary hyperparathyroidism.
- Served as trial counsel for Pfizer Inc. (Wyeth) and Nycomed in a successful jury trial concerning a validity challenge to the patent covering the companies’ $2 billion-dollar-per-year acid reflux medication, Protonix®.
Involvement
- Member of the State Bars of New York and New Jersey, and admitted to practice in the United States Court of Appeals for the Federal Circuit and the United States District Courts for the Southern District of New York and the District of New Jersey
- Admitted to practice before the United States Patent and Trademark Office