US PATENT SUBCLASS 503 / 209
.~ Having nonchromogenic liquid spread-control or transfer-improving agent or component, color modifier, stabilizer or preservative

Current as of: June, 1999
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503 /   HD   RECORD RECEIVER HAVING PLURAL INTERACTIVE LEAVES OR A COLORLESS COLOR FORMER, METHOD OF USE, OR DEVELOPER THEREFOR

200  DF  HAVING A COLORLESS COLOR-FORMER, DEVELOPER THEREFOR, OR METHOD OF USE {16}
209.~ Having nonchromogenic liquid spread-control or transfer-improving agent or component, color modifier, stabilizer or preservative

DEFINITION

Classification: 503/209

Having nonchromogenic liquid spread-control or transfer-improving agent or component, color modifier, stabilizer or preservative:

(under subclass 200) Subject matter which contains a substance, other than that which reacts to form a color, which can affect (a) the spreading of a liquid constituent of the recording material, (b) the transfer of a constituent from one part, or (c) the darkness, lightness, or other visual property of the final colored mark, or prevent changes in the mark in the finished record.