Zenith Radio Corp. v. Hazeltine Research, Inc.

Decided February 24, 1971. Byron Raymond White delivered the opinion of the Court.

Docket 80 · 401 U.S. 321 (1971) · Cited 1,972 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 9–0.

“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.

• Aro Manufacturing Co. v. Convertible Top Replacement Co. · 377 U.S. 476 (1964)
• Foman v. Davis · 371 U.S. 178 (1962)
• Zenith Radio Corp. v. Hazeltine Research, Inc. · 395 U.S. 100 (1969)
• Minnesota Mining & Manufacturing Co. v. New Jersey Wood Finishing Co. · 381 U.S. 311 (1965)
• Conley v. Gibson · 355 U.S. 41 (1957)
• Lawlor v. National Screen Service Corp. · 349 U.S. 322 (1955)
• Perma Life Mufflers, Inc. v. International Parts Corp. · 392 U.S. 134 (1968)
• Radovich v. National Football League · 352 U.S. 445 (1957)
• United States v. Hougham · 364 U.S. 310 (1960)
• Howard v. Stillwell & Bierce Manufacturing Co. · 139 U.S. 199 (1891)
• Birdsell v. Shaliol · 112 U.S. 485 (1884)

Cited by

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

• Klehr v. A. O. Smith Corp. · 521 U.S. 179 (1997)
• New York State Rifle & Pistol Assn., Inc. v. City of New York · 590 U.S. 336 (2020)
• Texas Industries, Inc. v. Radcliff Materials, Inc. · 451 U.S. 630 (1981)
• Rotella v. Wood · 528 U.S. 549 (2000)
• Brownback v. King · 592 U.S. 209 (2021)
• Holder v. Hall · 512 U.S. 874 (1994)
• United States v. Sheffield Bd. of Comm'rs · 435 U.S. 110 (1978)
• Dewberry Group, Inc. v. Dewberry Engineers Inc. · 604 U.S. 321 (2025)

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).