Perma Life Mufflers, Inc., et al. v. International Parts Corp. et al.

Decided June 10, 1968. Hugo Lafayette Black delivered the opinion of the Court.

Docket 733 · 392 U.S. 134 (1968) · Cited 629 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 7–2.

“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.

• Simpson v. Union Oil Co. of Cal. · 377 U.S. 13 (1964)
• Kiefer-Stewart Co. v. Joseph E. Seagram & Sons, Inc. · 340 U.S. 211 (1951)
• Albrecht v. Herald Co. · 390 U.S. 145 (1968)
• United States v. Parke, Davis & Co. · 362 U.S. 29 (1960)
• Bigelow v. RKO Radio Pictures, Inc. · 327 U.S. 251 (1946)
• Continental Ore Co. v. Union Carbide & Carbon Corp. · 370 U.S. 690 (1962)
• Eastman Kodak Co. v. Southern Photo Materials Co. · 273 U.S. 359 (1927)
• United States v. Arnold, Schwinn & Co. · 388 U.S. 365 (1967)
• United States v. Yellow Cab Co. · 332 U.S. 218 (1947)
• Timken Roller Bearing Co. v. United States · 341 U.S. 593 (1951)

Cited by

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

• Bateman Eichler, Hill Richards, Inc. v. Berner · 472 U.S. 299 (1985)
• Pinter v. Dahl · 486 U.S. 622 (1988)
• Copperweld Corp. v. Independence Tube Corp. · 467 U.S. 752 (1984)
• American Society of Mechanical Engineers, Inc. v. Hydrolevel Corp. · 456 U.S. 556 (1982)
• Illinois Brick Co. v. Illinois · 431 U.S. 720 (1977)
• Mitsubishi Motors Corp. v. Soler Chrysler-Plymouth, Inc. · 473 U.S. 614 (1985)
• Texas Industries, Inc. v. Radcliff Materials, Inc. · 451 U.S. 630 (1981)
• City of Lafayette v. Louisiana Power & Light Co. · 435 U.S. 389 (1978)
• Fortner Enterprises, Inc. v. United States Steel Corp. · 394 U.S. 495 (1969)
• Brunswick Corp. v. Pueblo Bowl-O-Mat, Inc. · 429 U.S. 477 (1977)
• Zenith Radio Corp. v. Hazeltine Research, Inc. · 395 U.S. 100 (1969)
• Zenith Radio Corp. v. Hazeltine Research, Inc. · 401 U.S. 321 (1971)
• Reiter v. Sonotone Corp. · 442 U.S. 330 (1979)
• McKennon v. Nashville Banner Publishing Co. · 513 U.S. 352 (1995)
• Cargill, Inc. v. Monfort of Colorado, Inc. · 479 U.S. 104 (1986)
• Piper v. Chris-Craft Industries, Inc. · 430 U.S. 1 (1977)
• Broadcast Music, Inc. v. Columbia Broadcasting System, Inc. · 441 U.S. 1 (1979)
• Blue Shield of Va. v. McCready · 457 U.S. 465 (1982)
• Hawaii v. Standard Oil Co. of Cal. · 405 U.S. 251 (1972)
• Pillsbury Co. v. Conboy · 459 U.S. 248 (1983)
• Bangor Punta Operations, Inc. v. Bangor & Aroostook Railroad · 417 U.S. 703 (1974)
• Pfizer Inc. v. Government of India · 434 U.S. 308 (1978)
• United States v. Citizens & Southern National Bank · 422 U.S. 86 (1975)
• Falls City Industries, Inc. v. Vanco Beverage, Inc. · 460 U.S. 428 (1983)

Official text

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

Explore from here

Hugo Lafayette Black’s profile · All Supreme Court opinions · The Supreme Court

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).