Michael X. Imbroscio


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Covington & Burling LLP
1201 Pennsylvania Avenue, NW
Washington, DC 20004-2401
Tel: 202.662.5694





  • Harvard Law School, J.D., 1993
    • magna cum laude
    • Harvard Law Review
  • Ohio State University, B.A., 1990
    • summa cum laude

Judicial Clerkship

  • Hon. John M. Walker, Jr., U.S. Court of Appeals, Second Circuit, 1993-1994

Bar Admissions

  • District of Columbia
  • Pennsylvania

Michael Imbroscio is a partner in the firm's litigation practice group, serving a wide range of clients in the pharmaceutical industry in products liability matters, commercial disputes, and government and congressional investigations.  He is vice-chair of the firm’s products liability practice and has been recognized as a “key figure” in the products practice by Legal500 US.  Over his 17 years in practice, he has litigated a wide range of civil and criminal matters, including cases in the areas of sports, antitrust, national security, civil forfeiture, and insurance coverage.

Representative Matters

  • Serves as co-coordinating counsel for Hoffmann-La Roche Inc. in Accutane products liability lawsuits.
  • Successful representation of Eli Lilly & Company in significant commercial dispute with a business partner.
  • Representation of multiple life science and technology companies in products liability suits involving medicines for cancer, autoimmune disorders, psychiatric disorders, and severe infections.
  • Advises numerous clients on drug safety, Daubert, preemption, innovator liability, and learned intermediary issues as they impact the branded pharmaceutical industry.
  • Representation of a number of branded pharmaceutical and device clients facing civil, criminal, and Congressional inquiries into their promotional, manufacturing, and compliance activities.
  • Regularly prepares amicus briefs for PhRMA and related trade groups on issues impacting the branded pharmaceutical industry.

Previous Experience

  • The White House, Associate Counsel to the President (1997-1999)
  • Office of the Solicitor General, United States Department of Justice, Intern (1993)

Honors and Rankings

  • Legal 500 US, Product Liability & Mass Tort Defense - Pharmaceuticals and Medical Devices (2012-2013)
  • Who's Who Legal, Product Liability Defence (2012-2013)

Pro Bono

  • Counsel for individual released after over 40 years of incarceration on the basis of ineffective assistance of counsel and newly available DNA evidence.
  • Regularly represents indigent criminal defendants, including multiple armed robbery prosecutions and narcotics and firearms possession matters.
  • Successfully overturning a decade-old conviction in United States v. Bragdon because of false testimony presented by the FBI Agent who examined evidence in the case, one of the first reversals in the nation arising from the FBI Laboratory misconduct scandal.

Memberships and Affiliations

  • Defense Research Institute, Member
  • Covington & Burling Public School Project, President

Publications and Speeches

  • "Preventing Emotion from Overcoming Reason When There Has Been a Drug or Device Recall: Effective Litigation and Risk Minimization Strategies," ACI Drug and Medical Device Conference (December 2010)
  • "Litigation Prevention and Risk Management: Developing Risk Assessment Protocols to Reduce the Probability and Costs of Litigation," ACI Drug and Medical Device Conference (December 2009)
  • "Federal Preemption in the Non-Drug Context After Wyeth v. Levine," Drug Litigation Conference: Pharmaceutical Law and Preemption in a Post-Levine World (June 2009)
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