US PATENT SUBCLASS 430 / 599
.~.~ Hypersensitizing or latensifying ingredient containing

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

495.1  DF  RADIATION SENSITIVE PRODUCT {7}
564  DF  .~ Silver compound sensitizer containing {18}
599.~.~ Hypersensitizing or latensifying ingredient containing {5}
600  DF  .~.~.~> Heterocyclic N, O, S, Se, or Te compound containing
601  DF  .~.~.~> Phosphorus compound
602  DF  .~.~.~> Polyoxyalkylene compound
603  DF  .~.~.~> S, Se, or Te or compound thereof
604  DF  .~.~.~> Heavy metal or compound thereof {1}

DEFINITION

Classification: 430/599

Hypersensitizing or latensifying ingredient containing:

(under subclass 564) Products wherein an ingredient or treatment other than mere digestion or ripening is applied to the composition to raise its general radiation sensitivity, or for intensifying the latent image produced therein or process of preparing such composition.