United States v. E. I. Du Pont de Nemours & Co.
351 U.S. 377 · Decided June 11, 1956 · Supreme Court of the United States
Record summary. This page is generated from the Supreme Court Database’s coded data about the case. It describes who decided what, not the Court’s reasoning. Read the opinion itself before relying on it. Not legal advice.
At a glance
United States v. E. I. Du Pont de Nemours & Co. was decided on June 11, 1956 by a vote of 4–3. The Court affirmed the lower court's decision. Justice Stanley F. Reed wrote the opinion of the Court. SCDB classifies its main issue as “Antitrust” in the Economic Activity area.
Read the opinion
Case details
- Citations
- 351 U.S. 377 · 76 S. Ct. 994 · 100 L. Ed. 2d 1264 · 1956 U.S. LEXIS 1628
- Docket number
- 5
- Decided
- June 11, 1956
- Argued
- October 11, 1955
- Court era
- Warren Court
- Decision type
- Opinion of the Court (orally argued)
- Disposition
- Affirmed
- Outcome for petitioner
- The petitioning party did not receive a favorable disposition
- Vote
- 4–3
- Majority opinion
- Stanley F. Reed
- Opinion assigned by
- Stanley F. Reed
- How the case arrived
- Appeal
- Issue (SCDB)
- Antitrust
- Issue area
- Economic Activity
- Legal provision
- Sherman Act
- Type of law
- Federal statute
- Decision direction (SCDB)
- Conservative what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice Hugo L. Black | Dissent | |
| Justice Stanley F. Reed | Majority | Wrote an opinion |
| Justice Felix Frankfurter | Concurrence | Wrote an opinion |
| Justice William O. Douglas | Dissent | |
| Justice Harold H. Burton | Majority | |
| Justice Sherman Minton | Majority | |
| Chief Justice Earl Warren | Dissent | Wrote an opinion |
Did not participate: Tom C. Clark, John M. Harlan II.
Full case caption
United States v. E. I. Du Pont de Nemours & Co.
SCDB identifiers: case 1955-092, docket 1955-092-01.
Related decisions
Other cases on “Antitrust”
- United States v. McKesson & Robbins, Inc.
- Holophane Co., Inc. v. United States.
- Liquid Carbonic Corp. v. United States
- Federal Trade Commission v. National Lead Co.
- Radovich v. National Football League
- United States Gypsum Co. v. National Gypsum Co.
Cases on the same legal provision: Sherman Act
- United States v. Employing Plasterers Association of Chicago
- United States v. Employing Lathers Association of Chicago and Vicinity
- International Boxing Club of New York, Inc. v. United States
- Los Angeles Meat & Provision Drivers Union v. United States
- United States v. First National Bank & Trust Co. of Lexington
- United States v. Columbia Steel Co.
Same Term, same area (Economic Activity)
- Williams v. United States.
- Liquid Carbonic Corp. v. United States
- Indian Towing Co., Inc. v. United States
- Neese v. Southern Railway Co.
- Bernhardt v. Polygraphic Company of America, Inc.
- Ryan Stevedoring Co., Inc. v. Pan-Atlantic Steamship Corp.
Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error