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:
May. 10, 2005
Filed:
Nov. 20, 2002
Applicants:
Christophe Bulliard, Basel, CH;
Georges Metzger, Moernach, FR;
Sonia Megert, Ueken, CH;
Inventors:
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C007/413 ;
U.S. Cl.
CPC ...
Abstract
A process for removing stain in a photographic material is described which process comprises incorporation of at least one compound of the formula (I)wherein