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. 31, 1992
Filed:
Apr. 16, 1990
Applicant:
Inventors:
Horst Westfal, Belm, DE;
Andreas Diekmann, Hagen, DE;
Assignee:
Felix Schoeller Jr. GmbH & Co. KG, Osnabruck, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430523 ; 430538 ; 430539 ; 430930 ;
Abstract
A water proof support material for light-sensitive materials with an anti-curl layer on the backside, the anti-curl layer comprising at least: