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:
Aug. 23, 1988
Filed:
Dec. 16, 1986
Applicant:
Inventors:
Assignee:
Wolff Walsrode AG, Walsrode, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 35 ; 428 40 ; 428344 ; 428349 ; 4284769 ; 428483 ; 428507 ; 428515 ;
Abstract
Readily peelable and sterilizable packages composed of two multi-layer sheets which are attached to one another by sealing in the zone regions and in which one sealing layer comprises an ethylene/1-butene copolymer and the other polypropylene or a propylene/ethylene copolymer.