US PATENT SUBCLASS 430 / 385
.~.~.~.~.~ Substituted at coupling position with other than hydrogen

Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

357  DF  COLOR IMAGING PROCESS {11}
374  DF  .~ Using identified radiation sensitive composition in the formation of color image {1}
375  DF  .~.~ Silver compound sensitizer {3}
376  DF  .~.~.~ And coupler {9}
384  DF  .~.~.~.~ Identified cyan dye color {1}
385.~.~.~.~.~ Substituted at coupling position with other than hydrogen

DEFINITION

Classification: 430/385

Substituted at coupling position with other than hydrogen:

(under subclass 384) Processes involving the use of couplers containing a group other than hydrogen attached to the coupling position which is removed during processing, usually two-equivalent couplers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

553, for radiation sensitive compositions used in this

process.