RANSBURG ELECTRO-COATING CORP. v. PROCTOR ELECTRIC CO.

No. 8844.

317 F.2d 302 (1963)

RANSBURG ELECTRO-COATING CORP., Appellee, v. PROCTOR ELECTRIC COMPANY, Inc., and Ionic Electrostatic Corporation, Appellants.

United States Court of Appeals Fourth Circuit.

Decided May 14, 1963.


Attorney(s) appearing for the Case

Harry Sommers, Newark, N. J. (Robert F. Beck, Paterson, N. J., on brief), for appellants.

James P. Hume, Chicago, Ill. (G. C. A. Anderson, Anderson, Barnes, Coe & King, Baltimore, Md., Howard W. Clement, Chicago, Ill., and Verne A. Trask, Indianapolis, Ind., on brief), for appellee.

Before HAYNSWORTH and BOREMAN, Circuit Judges, and PREYER, District Judge.


HAYNSWORTH, Circuit Judge.

In this appeal of a patent case, the defendant principally asserts invalidity of the plaintiff's patents in light of the prior art, file wrapper estoppel against construction of the patent claims so as to cover the accused devices and methods for electrostatic spray painting and of double patenting arising out of the voluntary separation of method and apparatus claims, with the resultant issue of two separate patents, one of which includes...

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