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. 14, 1998
Filed:
Sep. 05, 1997
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430538 ; 430523 ; 430536 ; 430537 ;
Abstract
Disclosed is a photographic printing paper support having waterproof resin layers on both sides of a substrate, with the waterproof resin layer on the emulsion-coated side comprising at least an upper layer containing from 5 to 25% by weight of titanium oxide and from 0 to 0.56% by weight of a blueing agent and a lower layer containing substantially no titanium oxide but containing from 0.05 to 0.60% by weight of a blueing agent, and wherein the upper layer contains less blueing agent than the lower layer.