US PATENT SUBCLASS 430 / 338
.~ Composition or product

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

332  DF  DYE IMAGE FROM RADIATION SENSITIVE DYE OR DYE FORMER BY DRY PROCESSING, COMPOSITION, OR PRODUCT {6}
338.~ Composition or product {3}
339  DF  .~.~> Radiation sensitive bleachable dyestuff
340  DF  .~.~> Identified sensitizer containing {4}
345  DF  .~.~> Spiropyran dye or dye former

DEFINITION

Classification: 430/338

Composition or product:

(under subclass 332) Composition and product made by the process of the class and the process of making the same not otherwise provided.