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:
May. 25, 1993
Filed:
Jan. 10, 1991
Applicant:
Inventor:
Steven G Friedrich, Chalfont, PA (US);
Assignee:
W. R. Grace & Co.-Conn., Duncan, SC (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
4284744 ; 428 341 ; 428 349 ; 4284755 ;
Abstract
Hot and cold heat seals are obtained in a multiple layer cook-in film from which packages such as bags or casings can be made wherein the films have a first food contact layer that adheres during cook-in to a contained meat product and wherein the first layer comprises a blend of a first and a second polyamide, preferably with a small amount of an antioxidant.