Jeffry W. Duffy

Partner | Litigation

About
Credentials
Experience

About

Jeff Duffy uses his experience as a litigator and former diplomat to advocate for clients in litigation, arbitration, and mediation settings and to advise clients on all aspects of dispute resolution and prevention, including antitrust compliance and litigation risk management.

  • He focuses his practice on commercial litigation, as well as litigation and counseling in the areas of antitrust, competition, and insurance coverage.

Practices

  • Antitrust Counseling

  • Commercial Litigation

  • Insurance

Admissions

  • Pennsylvania

  • District of Columbia

  • U.S. Supreme Court

  • U.S. Court of Appeals for the Third Circuit

  • U.S. District Court for the Eastern District of Pennsylvania

  • U.S. District Court for the Middle District of Pennsylvania

  • U.S. District Court for the District of Columbia

Education

  • Harvard Law School, J.D.

  • London School of Economics and Political Science, Diploma - Economics

  • University of Pennsylvania, B.A.

Law Firm Experience

  • Baker & Hostetler LLP

  • Thompson, Loss & Judge LLP

  • Ross, Dixon & Bell LLP

  • Stevens & Lee PC

Government Experience

  • U.S. Department of State - Foreign Service Officer

Representative Matters

  • Defended multinational oil refiner in antitrust class action alleging conspiracy to fix California gasoline prices.

  • Represented reinsurer in arbitration over treaty coverage of surety bonds.

  • Represented multinational manufacturing company against competitor in defense of Lanham Act false advertising and unfair competition claims and in prosecution of analogous counterclaims.

  • Represented Fortune 500 specialty chemicals company in monopolization and attempted monopolization claims against supplier.

  • Represented D&O liability insurer in action to enforce insured v. insured exclusion against Insurance Commissioner of Pennsylvania as statutory liquidator of insured entity.

  • Defended multinational steel company against groundwater contamination and related common-law tort claims.

  • Represented multifamily residential real estate owner in antitrust class action and state attorney general parens patriae antitrust action alleging algorithmic price fixing in various rental markets.

  • Represented liability insurer against policyholder based on timely notice provision and against broker responsible for the late notice.

  • Defended global medical device manufacturer against claims for breach of royalty agreements.

  • Represented commercial real estate developer in antitrust claim against competing developer and large supermarket chain.

  • Preserved summary judgment award in D&O liability insurer’s favor on appeal to U.S. Court of Appeals for the Eleventh Circuit.

  • Represented importer in breach of fiduciary duty and related claims against customs broker.

  • Represented manufacturer in antitrust claims based on competitor’s participation in standard-setting organization and subsequent patent ambush.

  • Counseled global building materials manufacturer concerning threatened unfair trade practice claims over pricing and rebate policies.

  • Represented client in connection with non-public Federal Trade Commission investigation.

  • Counseled clients in the healthcare and automotive industries on structuring new ventures and new business platforms to minimize antitrust risk.