Margaret A. McGreal
Maggie McGreal focuses her practice on patent, Hatch-Waxman Act, biosimilar, trade secret and antitrust litigation. Maggie has experience in every stage of the litigation process with an emphasis on trial theme development, trial preparation, fact and expert witness development, and trial execution. She has participated in numerous trials on behalf of clients such as Takeda/Baxalta, Shire, Linde/Praxair, Nestle/Purina, TTi, TRW, Baxter Healthcare, Sprint, Amazon.com, Kodak, and Underwriters Laboratories Inc. before numerous US district courts and the US International Trade Commission (ITC).
Her experience in technology includes matters related to pharmaceuticals, medical devices and treatments, pet care products, smartphones, ereaders, computers, software, progressive gaming systems, and paper chemistry.
Maggie also has handled temporary restraining order and preliminary injunction hearings, preparation of summary judgment briefs, presentation and preparation of witnesses, taking and defending of depositions, preparation of expert reports and testimony, and negotiation of settlements.
- Bausch Health in eight Hatch-Waxman patent infringement suits pending in the Districts of New Jersey, Delaware, and West Virginia involving proposed generic versions of Xifaxan®, Bausch’s best-selling drug
- Takeda Pharmaceuticals U.S.A. Inc. in a suit brought by drug wholesalers alleging a conspiracy among defendants to restrain trade and monopolize an alleged market for gout drug Colcrys® and its AB-rated generics; the claims were based on separate settlements of Hatch-Waxman litigation brought by Takeda against various generic drug manufacturers; the antitrust plaintiffs claimed the generics would have won the patent litigation but Takeda and the generics conspired to delay competition through their settlement agreements; after a weeks-long jury trial in the Eastern District of Pennsylvania, and just before closing arguments, we secured a favorable settlement for Takeda Pharmaceuticals
- Takeda/Baxalta in a patent infringement litigation in the District of Delaware involving Genentech’s market-leading drug Hemlibra®, a bispecific antibody treating hemophilia A
- Praxair Inc. (now Linde) in a two-week ANDA trial in the District of Delaware involving 11 patents relating to inhaled nitric oxide product (INOMAX) and delivery system; the district court ruled that five of the asserted patents were invalid and the other six asserted patents were not infringed, resulting in a complete victory for Praxair; the Federal Circuit affirmed, and The American Lawyer recognized the Morgan Lewis team as “Litigator of the Week”
- Baxalta (now Takeda) in a patent infringement action against Novo Nordisk before the ITC involving a billion-dollar recombinant factor VIII product (ADVATE); successfully obtained summary determination of infringement before final hearing; the case settled favorably after the ITC ruled in Baxalta’s favor on domestic industry
- Nestlé Purina Petcare Company in securing a defense verdict where plaintiff sought $73 million in damages for infringement of a patent directed to sodium bentonite formulations
- Merck KGaA and related entities in an arbitration against NantKwest and Brink Biologics involving NK-92 cell lines; successfully moved to dismiss related district court action seeking to enjoin the arbitration
- Baxalta (now Takeda) in a trade name dilution brought by Spark Therapeutics, Inc. in the Eastern District of Pennsylvania; case settled favorably before the initiation of discovery
- TRW Automotive Holding Corp. in a patent infringement action against Bridgestone Americas Tire Operations, LLC in the District of Delaware involving tire pressure monitoring technology; case settled favorably for TRW immediately before closing arguments
- Ferris Mfg. Corp. in a case involving misappropriation of proprietary technical information in the Northern District of Illinois; case settled favorably after a successful defense against motion to dismiss
- Baxter International Inc. in a patent infringement case involving peritoneal hemodialysis machines against Fresenius USA Inc. in the Northern District of Illinois
- Amazon.com, Inc. in a patent infringement hearing before the ITC involving microprocessor technology in tablets, hotspots, personal computers, and other electronic devices
- Eastman Kodak Co. in an ITC proceeding; after an unfavorable initial determination, appealed the administrative law judge’s claim constructions and invalidity findings and obtained reversal of those rulings; the case settled on appeal
- International Game Technology (IGT) in a patent ownership jury trial in the District of Nevada; the case successfully settled after the court indicated it would likely grant IGT’s motion for judgment of law upon close of plaintiff’s case
- Hexagon Metrology Inc. and TESA Technology in successfully defending against a preliminary injunction by a patent holder to enjoin the national rollout of a probing system for coordinate measuring machines; case later successfully settled
- Stratos Lightwave Inc. in a patent infringement jury trial in the District of Delaware; after two hours of deliberation, the jury returned a verdict of infringement of all asserted claims of six patents related to optoelectronic transceivers
- Fruit of the Loom Inc. in obtaining a permanent injunction against a principal competitor's cross-border industrial espionage scheme
- Underwriters Laboratories Inc. in a multiparty trademark counterfeiting case; successfully moved for summary judgment on defendants' antitrust, trade libel, and trademark cancellation counterclaims; after a lengthy trial, obtained favorable judgment, permanent injunction, and award of attorney fees
- Underwriters Laboratories against a negligent misrepresentation claim in a jury trial; the court directed a verdict after the close of the evidence
- A global industrial gas manufacturer in multidistrict price fixing cases; jury returned a defense verdict after deliberating for only three hours
- A high-ranking General Electric executive in a trade secrets action involving state-of-the-art medical information systems; plaintiff dismissed the case with prejudice
- Loyola University Chicago School of Law, 1995, J.D., magna cum laude
- Loyola University Chicago, 1995, M.S.W.
- University of Pennsylvania, 1990, B.A.
- Illinois
- Pennsylvania
Member, Practice Group of the Year, Intellectual Property, Law360 (2019, 2024)
Member, Litigation Department of the Year–Intellectual Property, The American Lawyer (2019)