Cassandra B. Roth


  • JD, summa cum laude, Boston College Law School, 2013; Articles Editor, Boston College Law Review
  • BS (Earth, Atmospheric, and Planetary Science), Massachusetts Institute of Technology, 2007
  • BS (Planning), Massachusetts Institute of Technology, 2007


  • New York, 2014
  • New Jersey, 2013
  • U.S. Patent and Trademark Office, 2015

Court Admissions

  • U.S. District Court for the District of New Jersey, 2016
  • U.S. District Court for the Eastern District of New York, 2017
  • U.S. District Court for the Southern District of New York, 2016
  • Honorable William H. Pauley III, U.S. District Court for the Southern District of New York

Cassandra B. Roth


Cassandra B. Roth is an associate in the intellectual property litigation group with experience in every type of IP case, including patent, trade secret, false advertising, and copyright, across a range of fields, including both engineering and life sciences.

Cassandra has litigated matters, on behalf of both intellectual property rights holders and accused infringers, in district court and before the U.S. International Trade Commission and the U.S. Patent and Trademark Office’s Patent Trial and Appeal Board relating to a broad range of technologies, including software, consumer electronics, semiconductors, industrial processes, internet-of-things devices, and biologics. Cassandra’s practice includes litigation and licensing strategy, conducting pre-suit investigations, managing discovery, working with technical and damages experts, taking and defending fact and expert depositions, motion practice, trial preparation, and trial.

Cassandra also maintains a robust pro bono practice, representing clients in a variety of state and federal proceedings, including habeas corpus, civil rights, Medicaid, U visa, and divorce matters. She was awarded a Pro Bono Publico Award in 2015 by the Legal Aid Society for her service.

Prior to joining Ropes & Gray LLP, she clerked for the Honorable William H. Pauley III of the United States District Court for the Southern District of New York. Before law school, Cassandra worked at a Boston-area start-up, where she developed disease-specific models of neuronal systems. Cassandra graduated from MIT with degrees from the Department of Earth, Atmospheric, and Planetary Science and the Department of Urban Studies and Planning. She has experience programming in MATLAB, Fortran, and Ada.


  • Ragner Technology et al. v. National Express / Telebrands (D.N.J.): Representing patent owner Ragner Technology and exclusive licensee Tristar Products in a set of competitor cases, with patent, false advertising, and unfair competition claims.
  • A Leading Consumer Electronics Company (E.D. Tex.): Representing a leading consumer electronics company in a two-patent litigation.
  • Certain Wireless Mesh Networking Products and Related Components Thereof, 337-TA-1131 (ITC): Representing Emerson Electric and Tadiran Batteries Ltd. in a Section 337 investigation brought by SIPCO LLC related to wireless mesh networking products.
  • Global Life Sciences Company (D.N.J.): Represented a global life sciences company in a Lanham Act lawsuit concerning a competitor’s misleading advertising about insurance coverage for the parties’ respective prescription drug products
  • Arvest Bank v. RSA Security, Inc., (D. Mass) – Defended EMC and RSA in breach-of-contract action concerning indemnification for an underlying patent infringement suit.
  • Veeco Instruments Inc. v. SGL Carbon, LLC et al., (E.D.N.Y. / Fed. Cir.) – Represented Veeco in a two-patent infringement case related to removable wafer carriers used in the production of LEDs in Metal-Organic Chemical Vapor Deposition (MOCVD) systems. Successfully obtained a preliminary injunction prohibiting SGL from supplying infringing wafer carriers to Veeco’s chief MOCVD competitor, after which the case settled while on appeal.
  • Rovi Technologies Corporation – Defended Rovi/TiVo in connection with inter partes review challenging patents related to interactive television program guides.
  • A Designer Shoe Company (S.D. Fl.) – Represented plaintiff in action against former high-level IT manager asserting claims of trade secret misappropriation, CFAA violations, and breach of employment and non-disclosure obligations. Obtained ex parte seizure order, temporary restraining order, and preliminary injunction under the federal Defend Trade Secrets Act of 2016.
  • R.R. Donnelley & Sons Company et al v. Nadolinski et al (D. Mass) – Represented global communications provider in a trade secret and contract dispute against former employee.
  • Certain Digital Video Receivers and Hardware and Software Components Thereof (337-TA-1001) – Represented Rovi against Comcast in an investigation involving seven patents relating to interactive program guides and related technologies.
  • Verified Hiring, LLC v. ADP, LLC (E.D. Tex.) – Defended ADP in NPE litigation involving employment data verification and matchmaking patents.
  • Allure Energy, Inc. v. Honeywell International Inc. (W.D. Tex.) – Defended Honeywell in a patent infringement and false advertising litigation involving internet-of-things technology.
  • A Pharmaceutical Company – Represented a pharmaceutical company in a U.S. Department of Justice investigation of potential off-label promotional activities.


  • JD, summa cum laude, Boston College Law School, 2013; Articles Editor, Boston College Law Review
  • BS (Earth, Atmospheric, and Planetary Science), Massachusetts Institute of Technology, 2007
  • BS (Planning), Massachusetts Institute of Technology, 2007
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