Yi (Sunnie) Ning is an associate in the Boston office of Latham & Watkins. Her practice focuses on complex intellectual property disputes.

Sunnie represents clients in a variety of technical fields, including semiconductors, pharmaceuticals, and apparel.

Sunnie has experience handling intellectual property matters before federal district courts and the US Patent and Trademark Office. Her experience includes pre-filing investigations, fact and expert discovery, witness preparation, discovery and dispositive motion practice, and appellate practice.

Sunnie clerked for the Judge Tiffany P. Cunningham of the United States Court of Appeals for the Federal Circuit.

Sunnie received her JD from Harvard Law School, where she served as the co-editor-in-chief for Harvard Journal of Law and Technology.

Sunnie’s experience includes:

  • Inpria Corporation v. Lam Research Corp. (D. Del.). Represented Lam in a patent infringement lawsuit relating to Lam’s semiconductor equipment, achieving favorable resolution
  • Jazz Pharmaceuticals v. Avadel (D. Del.). Represented Avadel in the first of a series of patent infringement lawsuits relating to Avadel’s novel LUMRYZ narcolepsy medication; recognized as LMG Life Sciences’ 2025 Impact Case of the Year
  • Bristol-Myers Squibb Company v. Nanocopoeia, LLC (D. Minn.). Represented defendant Nanocopoeia against patent infringement suit brought by Bristol-Myers Squibb, achieving favorable resolution
  • Represented a major pharmaceutical company in pre-suit diligence against biosimilar launch
  • Represented a life sciences company relating to its cancer therapeutics in pre-suit diligence

Bar Qualification

  • California
  • Massachusetts

Education

  • JD, Harvard Law School
    cum laude, Co-Editor-In-Chief, Notes and Comments Editor, Harvard Journal of Law and Technology
  • BA in Biological Sciences, Smith College
    magna cum laude

Languages Spoken

  • Chinese (Mandarin)
  • English