Leedom v. Kyne’s Empirical Analysis
1958
Citation profile
1,290 federal appellate · 302 district · 107 state decisions
How this case has been cited
Cited by 2,627 later decisions (57 by the Supreme Court) — most recently June 2025 · most notably Abbott Laboratories v. Gardner (1967), Association of Data Processing Service Organizations Inc v. B Camp Barlow (1970)
1,290 federal appellate · 302 district · 107 state decisions — followed in 18 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
reviewedLeedom v. Kyne (from District of Columbia Circuit Court of Appeals)
Relationships
Relies on Virginian Ry Co v. System Federation No 40 · Switchmen's Union of North America v. National Mediation Board · American Federation of Labor v. National Labor Relations Board · Texas Co v. Brotherhood of Railway and Steamship Clerks
Cited together with Boire v. Greyhound Corp. · Myers v. Bethlehem Shipbuilding Corp. · American Federation of Labor v. National Labor Relations Board · McCulloch v. Sociedad Nacional De Marineros De Honduras · Abbott Laboratories v. Gardner
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 2,627 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“made in excess of its delegated powers and contrary to a specific prohibition in the Act.”
101 later decisions quote this exact passage · from the majority“cannot lightly infer that Congress does not intend judicial protection of rights it confers against agency action taken in excess of delegated powers.”
19 later decisions quote this exact passage · from the majority“`absence of jurisdiction of the federal courts' would mean `a sacrifice or obliteration of a right which Congress' has given professional employees, for there is no other means, within their control to protect and enforce that right.”
13 later decisions quote this exact passage · from the majority
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.