A partner in the Litigation Department and Chair of the Patent Litigation Group, Catherine Nyarady is an expert in technology related matters, including patent litigation and digital technologies such as artificial intelligence (AI). She is registered to practice in the U.S. Patent and Trademark Office. Nyarady has led many significant, high-profile litigation matters and regularly counsels industry-leading clients on their most complex issues.
Lawdragon Honors
| Honor | Year | Practice |
|---|---|---|
| The 2026 Lawdragon 500 Leading Global IP Lawyers | 2026 | Patent Litigation, Technology, AI |
| The 2026 Lawdragon 500 Leading Litigators in America | 2026 | IP Litigation, esp. Patent |
| The Inaugural Lawdragon 500 Leading Global IP Lawyers | 2025 | Patent Litigation, Technology, AI |
| The 2025 Lawdragon 500 Leading Litigators in America | 2025 | IP Litigation, esp. Patent |
| The 2024 Lawdragon 500 Leading Litigators in America | 2024 | IP Litigation, esp. Patent |
| Lawdragon 500 Leading Litigators in America | 2022 | IP Litigation, esp. Patent |
Nyarady has extensive experience litigating life sciences patent disputes and has taken high-stakes patent matters to trial for many medical device companies and innovative branded pharmaceutical and biopharmaceutical companies. Significant representations include:
- Edwards Lifesciences in various matters including:
- in a contract dispute relating to the termination of the Harpoon mitral valve repair device;
- in multiple matters involving transcatheter heart valves, including as lead counsel on a patent infringement litigation;
- Kurin, Inc., a private company with a novel device used to reduce blood culture contaminations, as lead trial counsel in a lawsuit where Kurin’s competitor, Magnolia Medical Technologies, Inc., accused Kurin of infringing multiple patents. The Court found for Kurin;
- Genentech in a successful dismissal on summary judgment of patent litigation brought by Baxalta (now a subsidiary of Takeda Pharmaceuticals) concerning Genentech’s breakthrough hemophilia treatment, HEMLIBRA®;
- BASF in patent infringement cases involving pesticides and in a patent infringement case involving low-VOC polymers.
Technology
Nyarady has represented major corporate clients in patent litigations involving a wide range of technologies, including semiconductor technology, LEDs, household addressable advertising systems, spinal cord stimulation systems, internet information storage and navigation, location-based mobile services, and bar code and machine vision technology. Significant representations include:
- Qualcomm in a business-critical breach of contract suit against British semiconductor and software design company ARM, securing a jury verdict in favor of Qualcomm. In addition to significant financial implications to the parties, the verdict also impacts the protection and generation of innovative technology in the industry more broadly;
- IBM in a lawsuit brought in the Southern District of New York by GlobalFoundries alleging misappropriation of trade secrets;
- Symbol Technologies, Inc. in a patent infringement litigation against Lemelson Medical, Education and Research Foundation involving bar code and machine vision technology, resulting in a judgment finding prosecution laches and the Lemelson Foundation patents invalid, unenforceable and not infringed;
- Duracell, Inc. and The Gillette Co. in a patent infringement litigation involving hearing aid batteries, achieving a jury verdict and judgment of patent invalidity holding all three patents in suit invalid;
- Visible World and Cablevision as lead counsel in a patent infringement case involving household addressable advertising.
Nyarady’s additional significant representations include:
- Estee Lauder in a chemical patent case on mascara cosmetic products;
- Gillette in multiple matters, including:
- a major decision that its patented “group” of three blades covers cartridges with four or five blades;
- multiple patent cases on shaving products;
- United Container in achieving summary judgment of non-infringement in a patent infringement litigation involving corrugated cardboard downstackers