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:
Sep. 03, 1991
Filed:
Jun. 23, 1989
Applicant:
Inventors:
David N Samuel, Great Gransden, Nr. Sandy, GB;
Richard S Williams, Impington, GB;
Assignee:
W. R. Grace & Co.-Conn., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; B65D / ;
U.S. Cl.
CPC ...
525 57 ; 428 357 ; 428 64 ; 426106 ; 215316 ;
Abstract
A preformed container closure element, preferably a cap, is formed of a polymeric matrix containing an ethylene vinyl alcohol polymer to reduce oxygen permeability of the cap. The cap is of special value for sealing filled jars or bottles, especially of glass, wherein the filling is beer.
Samuel, David. (1991). Container closures and sealed containers (U.S. Patent No. 5045594). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5045594
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile