Mancusi v.’s Empirical Analysis
1968
Citation profile
514 federal appellate · 55 district · 555 state decisions
How this case has been cited
Cited by 1,536 later decisions (58 by the Supreme Court) — most recently January 2026 · most notably Schneckloth v. Bustamonte (1973), Coolidge v. New Hampshire (1971)
514 federal appellate · 55 district · 555 state decisions — followed in 44 states
Later decisions citing this case, by decade. The current decade is in progress, and our corpus holds fewer opinions from the most recent years, so the latest bars are undercounted — not a real decline.
Appellate journey
reviewedthe decision below (from Second Circuit Court of Appeals)
Relationships
Relies on Wong Sun v. United States · Katz v. United States · Mapp v. Ohio · Simmons v. United States · Jones v. United States
Cited together with Katz v. United States · Jones v. United States · Rakas v. Illinois · Alderman v. United States · Terry v. Ohio
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 1,536 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“a reasonable expectation of freedom from governmental intrusion.”
39 later decisions quote this exact passage · from the majority“was not fundamentally changed because DeForte shared an office with other union officers”
12 later decisions quote this exact passage · from the majority““In order to qualify as a ‘person aggrieved by an unlawful search and seizure’ one must have been a victim of a search or seizure, one against whom the search was directed, as distinguished from one who claims prejudice only through the use of evidence gathered as a consequence of a search or seizure directed- at someone else”. 363 U.S. at 261, 80 S.Ct. at 731 .”
5 later decisions quote this exact passage · from the dissent
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.