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. 03, 1999
Filed:
Feb. 19, 1998
Applicant:
Inventors:
Gary Fujii, Torrance, CA (US);
Dewey R Fujii, Torrance, CA (US);
Assignee:
Varichem Corporation, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430455 ; 430432 ;
Abstract
The present invention provides an odorless fixing composition for fixing silver halide photographic media. The composition includes ammonium thiosulfate as a halide solubilizing agent and a non-volatile organic acid for pH buffering. Preferably, the acid is glycolic acid, succinic acid, or a derivative thereof. In addition, the present invention provides a method for fixing silver halide photographic media by exposing the developed media to the odorless fixer composition.