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:
Jan. 18, 1977
Filed:
Feb. 17, 1976
Applicant:
Inventors:
Obert M Ostrem, Westmont, IL (US);
Donald F Kulikowski, Oak Forest, IL (US);
Sam C Pulciani, Norridge, IL (US);
Assignee:
The Continental Group, Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
220270 ; 1131 / ;
Abstract
An easy-opening end closure of the full opening type is formed with the flap-defining score-line located in the vertical chuck wall whereat the cutedge, of that portion of the closure remaining attached to the container after opening, is shielded by the container sidewall. The disclosure also relates to a method for forming the above described easy-opening end closure wherein the scoreline is formed in a horizontal portion of the end panel, said portion thereafter being upset to a substantially vertical position whereat it comprises a part of the chuck wall.