Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Reexamination Certificate
2005-05-31
2005-05-31
Letscher, Geraldine (Department: 1752)
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
C430S546000, C430S551000, C430S512000, C430S931000, C430S384000, C430S385000
Reexamination Certificate
active
06900006
ABSTRACT:
The invention relates to a photographic element comprising at least one light-sensitive silver halide emulsion layer having associated therewith in the same dispersion a certain de-aggregating compound at least one heterocyclic cyan dye-forming coupler of a specified formula and an aromatic stabilizer of a particular formula. The combination provides improved image stability.
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D. Gibson et al, “Photographic Elements Containing a De-Aggregating Compound and Dye-Forming Coupler”, U.S. Appl. No. 10/309,474, (D-83160) filed Dec. 4, 2002.
Clarke David
Crawley Michael W.
Gibson Danuta
Winscom Christopher J.
Eastman Kodak Company
Kluegel Arthur E.
Letscher Geraldine
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