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. 15, 1981
Filed:
Mar. 14, 1980
Applicant:
Inventor:
Jack E Knott, II, Appleton, WI (US);
Assignee:
American Can Company, Greenwich, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
4284758 ; 428411 ; 428500 ; 428515 ; 428516 ;
Abstract
The addition of a small amount of a phenol to an ethylene-vinyl alcohol oxygen-barrier layer significantly improves oxygen impermeability under high humidity conditions.
Knott, II, Jack. (1981). Ethylene-vinyl alcohol copolymer gas barrier layer with phenol additive (U.S. Patent No. 4289830). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4289830
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile