United States v. E. I. Du Pont De Nemours & Co.

Decided June 11, 1956. Stanley Forman Reed delivered the opinion of the Court.

Docket 5 · 351 U.S. 377 (1956) · Cited 1,304 times

We don’t yet publish a summary of this opinion — read the official text below for the Court’s holding and reasoning.

How the Justices voted

Decided 4–3.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. Source: the Supreme Court Database (Spaeth et al.), Washington University.

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• American Tobacco Co. v. United States · 328 U.S. 781 (1946)
• Times-Picayune Publishing Co. v. United States · 345 U.S. 594 (1953)
• United States v. Columbia Steel Co. · 334 U.S. 495 (1948)
• United States v. Paramount Pictures, Inc. · 334 U.S. 131 (1948)
• Timken Roller Bearing Co. v. United States · 341 U.S. 593 (1951)
• Apex Hosiery Co. v. Leader · 310 U.S. 469 (1940)
• United Shoe MacHinery Corp. v. United States · 347 U.S. 521 (1954)
• United States v. United States Gypsum Co. · 333 U.S. 364 (1948)
• United States v. Socony-Vacuum Oil Co. · 310 U.S. 150 (1940)
• Story Parchment Co. v. Paterson Parchment Paper Co. · 282 U.S. 555 (1931)
• Fashion Originators' Guild of America, Inc. v. Federal Trade Commission · 312 U.S. 457 (1941)
• United States v. Oregon State Medical Society · 343 U.S. 326 (1952)
• United States v. Yellow Cab Co. · 338 U.S. 338 (1949)
• United States v. Griffith · 334 U.S. 100 (1948)
• United States v. Trenton Potteries Co. · 273 U.S. 392 (1927)
• Mercoid Corp. v. Mid-Continent Investment Co. · 320 U.S. 661 (1944)
• Lorain Journal Co. v. United States · 342 U.S. 143 (1951)
• Appalachian Coals, Inc. v. United States · 288 U.S. 344 (1933)
• Maple Flooring Manufacturers Ass'n v. United States · 268 U.S. 563 (1925)
• Standard Oil Co. (Indiana) v. United States · 283 U.S. 163 (1931)
• United States v. Line Material Co. · 333 U.S. 287 (1948)
• United States v. National Lead Co. · 332 U.S. 319 (1947)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• Eastman Kodak Co. v. Image Technical Services, Inc. · 504 U.S. 451 (1992)
• United States v. Grinnell Corp. · 384 U.S. 563 (1966)
• United States v. Continental Can Co. · 378 U.S. 441 (1964)
• International Boxing Club of New York, Inc. v. United States · 358 U.S. 242 (1959)
• National Collegiate Athletic Ass'n v. Board of Regents of the University of Oklahoma · 468 U.S. 85 (1984)
• Ohio v. American Express Co. · 585 U.S. 529 (2018)
• Brown Shoe Co. v. United States · 370 U.S. 294 (1962)
• Northern Pacific Railway Co. v. United States · 356 U.S. 1 (1958)
• Copperweld Corp. v. Independence Tube Corp. · 467 U.S. 752 (1984)
• Jefferson Parish Hospital District No. 2 v. Hyde · 466 U.S. 2 (1984)
• Spectrum Sports, Inc. v. McQuillan · 506 U.S. 447 (1993)
• United States v. E. I. Du Pont De Nemours & Co. · 353 U.S. 586 (1957)
• United States v. Loew's Inc. · 371 U.S. 38 (1962)
• United States v. Pabst Brewing Co. · 384 U.S. 546 (1966)

Official text

Read the official opinion (U.S. Reports, govinfo.gov)

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Source: the U.S. Reports via govinfo.gov; authoring Justice and vote lineup from the Supreme Court Database (Washington University). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-07-03. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).