Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Reexamination Certificate
2005-01-11
2005-01-11
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
Reexamination Certificate
active
06841344
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 hydrogen bond donating and hydrogen bond accepting compound and at least one pyrazole fused ring derivative coupler. The combination provides improved colour reproduction.
REFERENCES:
patent: 3843371 (1974-10-01), Piller et al.
patent: 3845049 (1974-10-01), Piller et al.
patent: 5294528 (1994-03-01), Furutachi
patent: 5538840 (1996-07-01), Van Toan et al.
patent: 5541045 (1996-07-01), Takahashi et al.
patent: 5686233 (1997-11-01), Valet et al.
patent: 6007975 (1999-12-01), Tomotake et al.
patent: 6242169 (2001-06-01), Hagemann et al.
patent: 2113833 (1971-03-01), None
patent: 44 44 258 (1995-11-01), None
patent: 0 886 179 (2001-10-01), None
patent: 2 319 523 (1998-05-01), None
D. Gibson et al, “Photographic Elements Containing a De-Aggregating Compound, Dye-Forming Coupler and Stabilizer”, USSN 10/309,592, (D-83162) filed Dec. 4, 2002.
Clarke David
Gibson Danuta
Winscom Christopher J.
Eastman Kodak Company
Kluegel Arthur E.
Letscher Geraldine
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