BLACK, SIVALLS & BRYSON, INC. v. NATIONAL TANK COMPANY

Nos. 620-70, 621-70.

445 F.2d 922 (1971)

BLACK, SIVALLS & BRYSON, INC., Plaintiff-Appellant and Cross-Appellee, v. NATIONAL TANK COMPANY, a division of Combustion Engineering, Inc., a corporation, Defendant-Appellee and Cross-Appellant.

United States Court of Appeals, Tenth Circuit.

August 9, 1971.


Attorney(s) appearing for the Case

Jerry J. Dunlap and C. Clark Dougherty, Jr., Oklahoma City, Okl., Dunlap, Laney, Hessin & Dougherty, Oklahoma City, Okl., on the brief, for plaintiff-appellant and cross-appellee.

Frank B. Pugsley, Ronald L. Palmer, Houston, Tex., Baker & Botts, Houston, Tex., on the brief, and Arthur L. Wade, Tulsa, Okl., for defendant-appellee and cross-appellant.

Before SETH, McWILLIAMS and DOYLE, Circuit Judges.


WILLIAM E. DOYLE, Circuit Judge.

This is a case involving the validity and infringement of a patent in which the trial court granted the defendant's motion for summary judgment. Plaintiff seeks a reversal and remand for trial.

Plaintiff-appellant instituted this action in the Western District of Oklahoma alleging ownership of United States Letters Patent No. 2,993,479 entitled "Fluid Heaters" and called the Thurley patent. The complaint sought an injunction...

Let's get started

Leagle.com

Welcome to the leading source of independent legal reporting
Sign on now to see your case.
Or view more than 10 million decisions and orders.

  • Updated daily.
  • Uncompromising quality.
  • Complete, Accurate, Current.

Listed below are the cases that are cited in this Featured Case. Click the citation to see the full text of the cited case. Citations are also linked in the body of the Featured Case.

Cited Cases

  • No Cases Found

Listed below are those cases in which this Featured Case is cited. Click on the case name to see the full text of the citing case.

Citing Cases