Ekco Products Co. v. Chicago Metallic Manufacturing Co.’s Empirical Analysis
347 F.2d 453 · 1965
Citation profile
7 federal appellate ·
How this case has been cited
Cited by 15 later decisions — most recently September 1985
7 federal appellate ·
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 I. T. S. Rubber Co. v. Essex Rubber Co. · Union Carbide & Carbon Corp. v. Graver Tank & Mfg. Co. · The Taylor-Reed Corporation v. Mennen Food Products, Inc., American Home Products Corporation, and Frederick C. Mennen · Ekco Products Co. v. Chicago Metallic Manufacturing Co. · Welsh Co. v. Chernivsky
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 15 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
““Furthermore, a patentee that has narrowed his claim after rejection to secure allowance, is held strictly to the letter of the limited claims granted to him; by his amendment he recognizes the difference between the old claims and the new, and proclaims ‘his abandonment of all that is embraced in that difference.’ ””
3 later decisions quote this exact passage · from the majority“had claimed its product broadly as a baking pan having a steel base, an overlying layer of iron-tin alloy, a further layer of metallic tin, and a surface layer of olive-green tin oxide. There had been no claim that called for any specific thickness of iron-tin alloy.”
1 later decision quote this exact passage · from the majority“look(ed) no further than to learn whether the patentee was forced to introduce such element to avoid rejection.”
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.