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. 15, 1990
Filed:
Jun. 10, 1987
Applicant:
Inventor:
Mortimer S Thompson, Maumee, OH (US);
Assignee:
Tri-Tech Systems International, Inc., Maumee, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264291 ; 264296 ; 264320 ; 215341 ;
Abstract
A method for forming a linerless cap for a container, the apparatus for forming the linerless cap and the linerless cap. The cap has a peripheral skirt and a plastic lid with an annular wall adjacent the skirt extending upwardly therefrom, wherein the wall has an inner stretched, softened non-projecting sealing surface which upon engagement compresses and seals.