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:
Mar. 26, 1991
Filed:
Aug. 14, 1989
Applicant:
Inventor:
David E Ofstein, Williamsburg, VA (US);
Assignee:
Rampart Packaging Inc., , DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525 58 ; 4284758 ; 428 366 ; 525 56 ;
Abstract
An oxygen barrier blend for use in containers requiring good oxygen barrier properties which comprises more than 70% of an ethylene vinyl alcohol copolymer and the balance an amorphous nylon having no melting point. Such a blend is used in a laminate structure which can be thermoformed into such oxygen barrier containers.
Ofstein, David. (1991). Blends of amorphous nylon and ethylene vinyl alcohol copolymers and (U.S. Patent No. 5003002). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5003002
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile