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:
Oct. 17, 2000
Filed:
Nov. 04, 1999
Jared B Mooberry, Rochester, NY (US);
Steven M Bonser, Fairport, NY (US);
Kevin P Dockery, Rochester, NY (US);
David Hoke, Rochester, NY (US);
Chang-Kyu Kim, Pittsford, NY (US);
James J Seifert, Hilton, NY (US);
David T Southby, Rochester, NY (US);
Zheng Z Wu, Woodbury, MN (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
Disclosed is a photographic element containing a light sensitive silver halide emulsion layer having associated therewith a coupler represented by Formula I: ##STR1## wherein COUP is a coupler parent group capable of reacting with an oxidized developer to form a first dye and is bonded at a coupling position to the group ##STR2## wherein X is a or NSO.sub.2 R; R is an alkyl or aryl group; and DYE is a releasable second dye that is after release the same color as the first dye and is linked to OC.dbd.X by a moiety of the DYE having Formula (IA): ##STR3## wherein R.sup.2 is a substituent; provided there is contained in the coupler of Formula I at least one group of Formula IB: