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:
Oct. 04, 1983
Filed:
Jul. 01, 1982
Applicant:
Inventor:
William M Heyn, New Canaan, CT (US);
Assignee:
The Continental Group, Inc., Stamford, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
220269 ; 220260 ; 220270 ; 220354 ;
Abstract
A closure for a container wherein the closure is made of plastic and is attached to the container by means of a web and bead, the bead being held captive within a channel which is inscribed within the pour opening and the bead, providing a sharp edge and being arranged in such manner with the pull tab which is adapted to release the closure to concentrate the forces against a sharp cutting edge provided on the channel.