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← 420 F.2d 950 - Spring Crest Co. v. American Beauti Pleat, Inc.

Spring Crest Co. v. American Beauti Pleat, Inc.’s Empirical Analysis

420 F.2d 950 · 1970

Citation profile

6
cited by 6 later decisions
October 1973
most recently cited

5 federal appellate ·

Relationships

Relies on Great Atlantic & Pacific Tea Co. v. Supermarket Equipment Corp. · Cuno Engineering Corporation v. Automatic Devices Corporation · Anderson's-Black Rock, Inc. v. Pavement Salvage Co. · Hensley Equipment Co. v. Esco Corp.

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 6 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.

  1. “The emphasis on non-obviousness is one of inquiry, not quality, and, as such, comports with the constitutional strictures. 6 While the ultimate question of patent validity is one of law, * * * the § 103 condition, which is but one of three conditions each of which must be satisfied, lends itself to several basic factual inquiries. Under § 103, the scope and content of the prior art are to be determined; differences between the prior art and the claims at issue are to be ascertained, and the level of ordinary skill in the pertinent art resolved.”
    1 later decision 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.