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. 29, 1988
Filed:
Nov. 05, 1986
Applicant:
Inventors:
Guenther Crass, Taunusstein, DE;
Rudolf Mauer, Mainz-Weisenau, DE;
Lothar Bothe, Mainz-Gonsenheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428216 ; 428349 ; 428447 ; 428516 ;
Abstract
A sealable, transparent multilayer film comprised of a base layer, essentially of polypropylene, which is coated on both sides with further polyolefin layer is described. The base layer is coated on both surfaces with a layer of polypropylene which contains, as additives