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:
Nov. 20, 1990
Filed:
Oct. 27, 1988
Applicant:
Inventor:
Charles R Hart, Yarm, GB;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428458 ; 427402 ; 427404 ; 4274125 ; 4274198 ; 428480 ; 524603 ;
Abstract
A metallized polymeric film comprises a sulphonated copolyester intermediate adherent layer having an alkali metal content of not more than 0.005 gram atoms percent.
Hart, Charles. (1990). Metallized films having an adherent copolyester coating (U.S. Patent No. 4971863). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4971863
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile