US PATENT SUBCLASS 430 / 486
.~.~ Processing additive containing

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

449  DF  NONRADIATION SENSITIVE IMAGE PROCESSING COMPOSITIONS OR PROCESS OF MAKING {7}
464  DF  .~ Developer {10}
486.~.~ Processing additive containing {7}
487  DF  .~.~.~> Accelerator
488  DF  .~.~.~> Antisludgant
489  DF  .~.~.~> Antifoggant
490  DF  .~.~.~> Stabilizer-preservative
491  DF  .~.~.~> Sequestrant
492  DF  .~.~.~> Buffer
493  DF  .~.~.~> Surfactant, emulsifier, or solvent

DEFINITION

Classification: 430/486

Processing additive containing:

(under subclass 464) Compositions having additional ingredient(s) which do not develop a latent image but perfects the developing action.