The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 03, 1981
Filed:
Apr. 28, 1980
Applicant:
Inventors:
Earl E Rumberger, Pittsburgh, PA (US);
Frank M Kelly, Richmond, IN (US);
Assignee:
Aluminum Company of America, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P / ; B21D / ;
U.S. Cl.
CPC ...
294264 ; 294265 ; 29239 ; 294033 ; 1131 / ; 156344 ; 156584 ; 72347 ;
Abstract
A method and apparatus for separating a liner from a formed metal closure by at least partially everting the closure so as to make the liner accessible for separation from the closure.