US PATENT SUBCLASS 106 / 31.23
.~.~.~.~ Erasable composition

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
31.01  DF  .~ Marking {14}
31.13  DF  .~.~ Inks {6}
31.14  DF  .~.~.~ Invisible {4}
31.23.~.~.~.~ Erasable composition

DEFINITION

Classification: 106/31.23

Erasable composition:

(under subclass 31.14) Compositions which have the ability to be removed (erased).

SEE OR SEARCH THIS CLASS, SUBCLASS:

31.32, for inks containing organic dye and features (to

include, i.e., erasable, purified, fugitive, indicative, conductive, fluorescent, chromogenic, or magnetic).

31.34, for inks (containing a pigment) which are erasable, purified, fugitive, indicative, conductive, fluorescent, chromogenic or magnetic.