Zac Holmes

Zachariah Holmes, Ph.D.

Science Law Clerk
Zachariah Holmes, Ph.D.
+1 617 570 8188

Zachariah Holmes is a science law clerk in the firm’s Litigation department and a member of its Intellectual Property practice. Since joining in 2019, he contributes to the firm’s work in patent litigation, patent opinions and due diligence, with a concentration in the areas of biotechnology and pharmaceuticals. He is a registered patent agent with the United States Patent and Trademark Office (USPTO), and his practice is limited to matters and proceedings for the USPTO. Zachariah holds a PhD in biochemistry and is a part time student at Suffolk University Law School.


Zachariah has been involved in various stages of patent litigation, including discovery, pretrial proceedings, and a federal jury trial. Some of his recent engagements include:

  • Teva Pharmaceuticals International GmbH et al. v. Eli Lilly and Company, C.A. No. 18-12029-ADB (D. Mass.). Representing Teva in asserting method of treatment patents regarding anti-CGRP antibodies against Eli Lilly’s Emgality® (galcanezumab) product
  • Certain Pre-Filled Syringes for Intravitreal Injection and Components Thereof, Inv. No. 337-TA-1207 (USITC); Novartis Pharma AG et al v. Regeneron Pharmaceuticals, Inc., C.A. No. 20-00690-DNH (N.D.N.Y.); Regeneron Pharmaceuticals, Inc. v. Novartis Pharma AG, et al., IPR2020-01317, IPR2020-01318, IPR2021-00816 (P.T.A.B.). Represented Novartis in ITC investigation and related litigations and inter partes review proceedings concerning assertion of Novartis’s pre-filled syringe patent against Regeneron’s EYLEA® (aflibercept) product
  • Par Pharmaceutical et al. v. Amneal et al., C.A. No. 18-2032-CFC (D. Del.). Representing Amneal Pharmaceuticals in patent infringement case involving a generic formulation of Vasostrict® (vasopressin) injection
  • Various non-public representations, including confidential arbitration proceedings involving pharmaceutical IP licensing disputes

Professional Experience

Prior to joining Goodwin, Zachariah obtained his PhD in Biochemistry from the University of Colorado, where he used a number of biophysical approaches to characterize the properties of a protein that regulates pluripotency in embryonic stem cells. Zachariah’s research experience also includes the characterization of an improved RNA-based live-cell imaging technique and the investigation of several RNA-based mechanisms of gene regulation.

Professional Activities

Zachariah is a member of the Massachusetts LGBTQ Bar Association.




University of Colorado at Boulder


Creighton University


Zachariah has published scientific articles in peer-reviewed journals, including Nature Chemical Biology, Nature Communications and Nucleic Acids Research. He is an editor of Big Molecule Watch, Goodwin’s blog covering legal, business and regulatory developments involving biologics, biosimilars and the Biologics Price Competition and Innovation Act (BPCIA).