Legal Opinion
Stanley D. Stearns and James A. Ramin v. Beckman Instruments, Inc.
Court of Appeals for the Fifth Circuit
Decided March 12, 1982No. 81-2090PublishedCited by 3 opinions
1Opinion of the Court
THORNBERRY, Circuit Judge:
In this patent appeal, the holders of a patent — United States Patent No. 4,022,065 —contest the district court’s grant of summary judgment invalidating the patent under the “on sale” bar of 35 U.S.C. § 102(b). Because we agree with the patent holder that a genuine issue of material fact existed concerning the “on sale” status of the patented invention, we reverse the district court and remand for trial.
I. The Case Below
Appellants invented and manufactured a sample measuring syringe for use in the laboratory testing of minute quantities of chemicals. Approximately…
2Cases cited4 opinions
- In Re Yarn Processing Patent Validity Litigation. Sauquoit Fibers Company v. Leesona Corporation, Kayser-Roth Corporation (In Its Own Name and D/B/A Kayser-Roth Hosiery Companyand Kayser-Roth Hosiery Co., Inc.) v. Leesona Corporation, Leesona Corporation v. The Duplan CorporationCourt of Appeals for the Fifth Circuit · 1974
- Ralph A. Walters v. City of Ocean Springs and Kevin AlvesCourt of Appeals for the Fifth Circuit · 1980
- The Laitram Corporation v. Deepsouth Packing Co., Inc.Court of Appeals for the Fifth Circuit · 1971
- Stearns v. Beckman Instruments, Inc.District Court, S.D. Texas · 1981
3Cited by3 opinions
- Stanley D. Stearns and James A. Ramin' v. Beckman Instruments, Inc.Court of Appeals for the Federal Circuit · 1984
- Rohm and Haas Co. v. Dawson Chemical Co., Inc.District Court, S.D. Texas · 1983
- Malcolm R. Wommack v. Durham Pecan Company, Inc.Court of Appeals for the Fifth Circuit · 1983