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:
Mar. 17, 1987
Filed:
Dec. 11, 1985
Applicant:
Inventors:
Kazumi Hirota, Tokyo, JP;
Tamio Fujiwara, Tokyo, JP;
Assignee:
Toyo Seikan Kaisha, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
220270 ; 220260 ; 220359 ;
Abstract
There is disclosed a hermetic sealed container filled with a positive pressure generating contents. The container is sealed with a lid comprising a spherical-shaped outwardly protruded panel portion formed with an opening, and a seal tab bonded to the outer surface thereof to cover the opening.