Silver halide light-sensitive element

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United States of America Patent

PATENT NO 7153640
SERIAL NO

11261047

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Abstract

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A silver halide light sensitive photographic element comprising a support bearing at least one cyan image forming hydrophilic colloid layer comprising cyan image dye forming coupler of Formula I and a saturated alcoholic high boiling solvent or mixture of solvents of Formula II:Formula I ##STR00001## wherein R.sub.1 is an alkyl group, R.sub.2 is a ballast group, and X is hydrogen or a coupling-off group; Formula II ##STR00002## wherein R.sub.3 represents an alkyl group, and R.sub.4 and R.sub.5 individually represent hydrogen or an alkyl group, or R.sub.3 and R.sub.4 may be joined to form a cycloalkyl group, provided that the total number of carbon atoms contained in R.sub.3, R.sub.4, and R.sub.5 is at least 10 and that the alcoholic solvent or mixture of solvents of Formula II is liquid at 37.degree. C.

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Patent Owner(s)

Patent OwnerAddress
EASTMAN KODAK COMPANY343 STATE STREET PATENT LEGAL STAFF ROCHESTER NY 14650-0208

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Haller, Christopher J Rochester, NY 7 17
Zengerle, Paul L Rochester, NY 31 108

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