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:
Jul. 27, 1993
Filed:
Dec. 20, 1991
Applicant:
Inventor:
Anthony R Knoerzer, Fairport, NY (US);
Assignee:
Mobil Oil Corporation, Fairfax, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428520 ; 428516 ; 428910 ;
Abstract
A multilayer film combination has a pair of base layers each of a blend of polypropylene and maleated polypropylene, each is machine direction oriented before receiving a coating of PVOH containing a cross-linking agent and each is mated with the PVOH coatings together before the combination is transverse direction oriented.