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Anne Elise Herold Li

Phone: +1 212.895.4279
590 Madison Avenue, 20th Floor
New York, NY 10022-2544

Anne Elise Herold Li is a partner in the firm’s Life Sciences Litigation, Intellectual Property and Trade Secrets groups in New York and is a member of the firm's Intellectual Property Group Steering Committee.

Anne represents clients in the biotechnology, biopharmaceutical, medical device, and mobile device industries, including a wide range of clients, from large corporations to start-ups. She litigates in both federal and state court, Inter Partes Review (IPR) proceedings, and at the International Trade Commission (ITC) as lead counsel.

She deeply understands life sciences companies, their technologies and their markets. Anne is adept at leveraging her technical background to assist companies on cutting edge issues, such as CovID-19, cell therapy, gene editing, biomanufacturing, among many others.  She represents both plaintiffs and defendants in high stakes technology litigation, specializing in patent, trade secret, and unfair competition litigation.  She is a thought leader in life science law and strategic counselor for her clients on myriad issues related to their technology, including IP strategy through counseling, patent procurement, freedom-to-operate, due diligence and monetization of intellectual property. 

Anne is also a member of the firm’s pro bono committee, editor of and regular contributor to the firm's Trade Secrets Trends blog, and a mentor in the Legal Counsel for Legal Diversity program.

She has garnered numerous professional awards for her work; she was voted 2013-2017 “Rising Star” in intellectual property litigation by Super Lawyers Magazine. Her pro bono work has also received the Legal Aid Society of New York’s 2019 Pro Bono Publico Award (Manhattan section), the Thurgood Marshall Award from the Association of the Bar of the City of New York, the Archibald R. Murray Public Service Award from Fordham Law School, and Crowell & Moring’s George Bailey Award for public service.

Anne received her J.D. from Fordham Law School, where she was on the Intellectual Property Law Journal. She earned her B.A. in psychology, focusing on biopsychology, from the University of Chicago, and earned her M.P.H. in Epidemiology at the Rollins School of Public Health at Emory University. Prior to joining the legal profession, Anne was an epidemiologist at the New York City Department of Health, where she received an award for her work on the anthrax outbreak in 2001.

Representative Matters

Federal Litigation

  • Waters Tech., Inc. & Waters Corp., Inc. v. Agilent Techs., Inc.– Represent Agilent in an infringement suit on n-glycan labeling reagent
  • Successfully represented a large pharmaceutical company in a false advertising and unfair competition case.
  • Arch Chemicals, Inc. v. Sherwin-Williams, Co. – Represent Arch in a patent infringement action related to biocide additives. 
  • Lonza Walkersville, Inc. v. Cellular Dynamics International, Inc.– Represent Lonza Walkersville, Inc. in an infringement suit involving seven stem-cell related patents.
  • Represent a biotechnology company in enforcing its employment contract against an employee who went to a competitor.
  • Lonza Sales AG v. Progenics Pharmaceuticals, Inc., Civ. Action No. 1:15-cv-00562-GMS, District of Delaware. Successfully represented Lonza AG on a breach of contract and misappropriation of trade secrets claim.
  • Successfully represented a medical device company in invaliding four patents on summary judgment in a case involving hundreds of millions of dollars in damages.
  • Successfully defended the makers of a mobile e-reader from claims of patent infringement made in the ITC concerning various hardware and software patents.
  • Successfully represented a client in biotechnology patent litigation brought against a recombinant DNA vaccine. Client received a valuable Markman ruling leading to summary judgment of non-infringement and favorable settlement.

Pro Bono

  • Trump v. Hawaii (2018). We submitted an amicus brief on behalf of a coalition of organizations serving domestic violence survivors in this challenge to an Executive Order barring entry to the U.S. from several Muslim-majority countries.
  • Make the Road New York et al v. Cuccinelli, S.D.N.Y. (2019).  Represent, on a pro bono basis, a coalition of over 60 organizations, led by Advancing Justice | AAJC (Asian Americans Advancing Justice | AAJC), American Legal Defense and Education Fund (AALDEF), and the National Women’s Law Center (NWLC), and filed an amicus brief filed in the Southern District of New York in an effort to stop the implementation of the “public charge” rule.
  • Coalition for the Homeless.  Represent client on a pro bono basis in two civil actions against the City of New York to obtain information on the placement of homeless individuals.
  • Human trafficking.  Represented a woman trafficked into the United States in seeking compensation for her work.


  • University of Chicago, B.A. psychology
  • Emory University, M.P.H.
  • Fordham University School of Law, J.D.


Admitted to practice: New York, District of Columbia, U.S. Supreme Court, U.S. Court of Appeals for the Federal Circuit, U.S. District Court for the Southern District of New York, U.S. District Court for the Eastern District of New York, U.S. District Court for the District of D.C., and the U.S. Patent and Trademark Office (USPTO)

Vice-Chair, Medical Devices, ABA Science & Technology Law Section (2017-2018)
 New York Intellectual Property Law Association
Executive Committee, William C. Conner Inn of Court

View More

"Supreme Court Resolves Circuit Split over Scope of Computer Fraud and Abuse Act," Privacy Law Alert (June 4, 2021). Contacts: Nimrod Haim Aviad, Stephen M. Byers, Mark A. Klapow, Anne Elise Herold Li, Kayvan M. Ghaffari, Raija Horstman, Julia Milewski, Joshua M. Rychlinski
Client Alert / Newsletter
"Early Focus On Damages Can Streamline Patent Litigation," Law360 (May 17, 2021). Authors: Robert B. Kornweiss, Anne Elise Herold Li, and James K. Stronski.
"Patent litigation fees deductible, Tax Court Rules," Tax Alert (May 4, 2021). Contacts: Anne Elise Herold Li, S. Starling Marshall
Client Alert / Newsletter
"Addressing The Gender Gap In Patent Law," Bloomberg Law (March 9, 2021). Authors: Anne Elise Herold Li, Deborah H. Yellin, and Michelle Chipetine.
"Deep Sixed: Federal Circuit Boots Trademark Licensee for Meritless Claims Against U.S. Army," IP Insights (March 8, 2021). Contacts: Jonathan M. Baker, Anne Elise Herold Li, John E. McCarthy Jr., Nicole Owren-Wiest, Preetha Chakrabarti, Carissa Wilson
Client Alert / Newsletter
"The Facts on Fax Machines: They’re Not Dead, They’re Indefinite," IP Insights (February 16, 2021). Contacts: Anne Elise Herold Li, Michelle Chipetine
Client Alert / Newsletter
"Trade Secret Strategies: Using Standstill Agreements to Resolve Disputes Out of Court," Crowell & Moring’s Trade Secrets Trends (November 5, 2020). Authors: James K. Stronski, Anne Elise Herold Li and Robert B. Kornweiss.
"CAFC Illumina Clarification Is Good News For Diagnostics Innovators," Intellectual Asset Management (September 2, 2020). Authors: Anne Elise Herold Li, Siri Rao, and Suzanne Trivette.
"Doing It That Way Is Natural . . . and Patentable," IP Insights (August 12, 2020). Contacts: Anne Elise Herold Li, Siri Rao, Suzanne Trivette
Client Alert / Newsletter
"USPTO Announces Prioritization of Pandemic-Related Trademarks," IP Insights (June 22, 2020). Contacts: Anne Elise Herold Li, Deirdre Long Absolonne, Suzanne Trivette
Client Alert / Newsletter

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Crowell & Moring LLP is an international law firm with offices in the United States, Europe, MENA, and Asia that represents clients in litigation and arbitration, regulatory and policy, and transactional and corporate matters. The firm is internationally recognized for its representation of Fortune 500 companies in high-stakes litigation and government-facing matters, as well as its ongoing commitment to pro bono service and diversity, equity, and inclusion.

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