In re Dybel’s Empirical Analysis
524 F.2d 1393 · 1975
Citation profile
4 federal appellate · 2 state decisions
How this case has been cited
Cited by 42 later decisions — most recently January 2019 · most notably Shatterproof Glass Corporation v. Libbey-Owens Ford Company (1985), Paragon Podiatry Laboratory, Inc. v. KLM Laboratories, Inc. (1993)
4 federal appellate · 2 state decisions
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
Applies 35 U.S.C. § 102 · 35 U.S.C. § 103
Relies on Johnson v. Railway Express Agency, Inc. · Elizabeth v. Pavement Co. · Red Ball Motor Freight, Inc. v. Shannon · Kelsey-Hayes Co. v. Dunlop Co. · Smith Griggs Manuf'G Co v. Sprague
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 42 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“[an inventor's] failure to communicate to any of the purchasers or prospective purchasers of his device that the sale or offering was for experimental use is fatal to his case.”
2 later decisions quote this exact passage“Moreover, 'the invention' was not in existence before it was actually installed on the Ford press since the claims required the press and electronic circuit as well as the transducer.”
1 later decision quote this exact passage“for an invention of the type involved here to be 'on sale,' it must be complete at least to such an extent that the purchaser knows how it will perform.”
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.