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:
May. 19, 1981
Filed:
Dec. 26, 1979
Applicant:
Inventor:
Philip B Loudin, Palos Hills, IL (US);
Assignee:
Illinois Tool Works Inc., Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; B65D / ; B65D / ; B65D / ;
U.S. Cl.
CPC ...
220 / ; 220293 ; 220367 ; 220295 ; 222569 ;
Abstract
A unitary plastic cap having an inner and outer sealing flange surrounding means for compressively engaging the cap with an apertured member. Upon compression, the inner and outer flanges of the cap cooperate with a raised annular ridge disposed radially outward of the aperture on the member to provide a double sealing engagement of the cap with the member.