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:
Aug. 30, 1988
Filed:
Feb. 19, 1987
Applicant:
Inventors:
Wolfgang Peter, Cuxhaven, DE;
Heinz Hacke, Cuxhaven, DE;
Assignee:
Schmalbach-Lubeca AG, Braunschweig, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
220273 ;
Abstract
There is provided a metal tear-open lid, in particular, made of very thin sheet material wherein by means of a U-shaped recess provided in the tear-open starting section the area where the pull-open ring is fastened to the tear-open portion is reliably prevented from bulging like a membrane as the lid is initially broken up.