Van Auken v. Cummings’s Empirical Analysis
49 F.2d 490 · 1931
Citation profile
6 federal appellate · 5 district ·
How this case has been cited
Cited by 27 later decisions — most recently March 1983 · most notably Corporation v. Raymond International Inc (1980), Sauquoit Fibers Co. v. Leesona Corp. (1974)
6 federal appellate · 5 district ·
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.
Relationships
Relies on 29 App. D.C. 388 - Burson v. Vogel · 23 App. D.C. 372 - Lotterhand v. Hanson
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 27 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“(w)hile it is true that reduction to practice does not require a device embodying the invention to be mechanically perfect, or a commercial success, its practical efficacy and utility must be demonstrated.”
1 later decision quote this exact passage
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.