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. 26, 1994
Filed:
May. 18, 1993
Applicant:
Inventor:
Ralf-Burkhard Dethlefs, Osnabruck, DE;
Assignee:
Felix Schoeller jr. Papierfabrik GmbH & Co. KG, Osnabruck, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428326 ; 428327 ; 428511 ; 430538 ;
Abstract
A photographic support material includes a base paper and at least one polyolefin layer arranged on the base paper and containing titanium dioxide, and a methyl substituted chinacridone red pigment in the polyolefin which is a chinolino (2,3-b) acridine-7,14-dione-5,12-dihydro-3,10-dimethyl.