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:
Jan. 14, 1992
Filed:
Aug. 15, 1990
Applicant:
Inventors:
Richard J Macy, Pittsburgh, PA (US);
Larry D Sarver, Pittsburgh, PA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428214 ; 264514 ; 264171 ; 428 367 ; 428412 ; 428518 ;
Abstract
The present invention is directed to a multilayered coextruded thermoplastic structure useful as a packaging material having a barrier layer of polyvinylidene chloride, a polycarbonate layer and an adhesive layer interposed therebetween. The polycarbonate resin of the invention is characterized by its low molecular weight. In a preferred embodiment the polycarbonate is further characterized by its special chain terminating agent.
Macy, Richard. (1992). Coextruded structures (U.S. Patent No. 5080961). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5080961
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile