Legal Opinion
American Home Products Corp., Plaintiff-Appellant-Cross-Appellee v. Lockwood Manufacturing Co., Defendant-Appellee-Cross-Appellant
Court of Appeals for the Sixth Circuit
Decided August 28, 1973No. 72-2202, 72-2203PublishedCited by 45 opinions
1Opinion of the Court
JOHN W. PECK, Circuit Judge.
This is an appeal and a cross-appeal from a judgment of the District Court which found that the two patents in suit were valid and infringed, but that the plaintiff was guilty of laches and therefore could not prosecute the suit. The plaintiff appealed from the finding of laches, and the defendant has cross-appealed from the findings of validity and infringement.
The predominant patent is a process patent (#2,687,994) which concerns a method of darkening tin by oxidizing it. The second is a product patent (#2,724,526) for a baking pan having a steel base, an…
2Cases cited15 opinions
- Baker Manufacturing Company v. Whitewater Manufacturing CompanyCourt of Appeals for the Seventh Circuit · 1970
- Gillons v. Shell Co. of CaliforniaCourt of Appeals for the Ninth Circuit · 1936
- Helen Reabe Sobosle v. United States Steel CorporationCourt of Appeals for the Third Circuit · 1966
- General Electric Company v. Sciaky Bros., Inc.Court of Appeals for the Sixth Circuit · 1962
- Penfield v. C. & A. Potts & Co.Court of Appeals for the Sixth Circuit · 1903
10 more not listed; retrieve them via the Exa API.
3Cited by45 opinions
- A.C. Aukerman Company v. R.L. Chaides Construction Co.Court of Appeals for the Federal Circuit · 1992
- Billy K. Watkins v. Northwestern Ohio Tractor Pullers Association, Inc.Court of Appeals for the Sixth Circuit · 1980
- Jamesbury Corp. v. Litton Industrial Products, Inc.Court of Appeals for the Federal Circuit · 1988
- Tandy Corporation v. Malone & Hyde, Inc.Court of Appeals for the Sixth Circuit · 1985
- Studiengesellschaft Kohle Mbh, as Trustee for the Max-Planck-Institut Fur Kohlenforschung v. Eastman Kodak CompanyCourt of Appeals for the Fifth Circuit · 1980
40 more not listed; retrieve them via the Exa API.