US PATENT SUBCLASS 428 / 488.1
.~.~.~.~ With pigment or dye (e.g., carbon paper, hectograph paper, etc.)

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

411.1  DF  COMPOSITE (NONSTRUCTURAL LAMINATE) {25}
484  DF  .~ Of wax or waxy material {1}
485  DF  .~.~ Next to cellulosic {1}
486  DF  .~.~.~ Cellulosic is paper {2}
488.1.~.~.~.~ With pigment or dye (e.g., carbon paper, hectograph paper, etc.) {1}
488.4  DF  .~.~.~.~.~> Having layer over transferable material or on carrier opposite transferable material layer

DEFINITION

Classification: 428/488.1

With pigment or dye (e.g., carbon paper hectograph paper, etc.):

(under subclass 486) Product including coloring material comprising (a) small, solid free particles* of coloring matter, (b) coloring material which has been chemically attached to another substance (dye).

SEE OR SEARCH CLASS

346, Recorders,

200+, for a recording sheet having a colorless color-former.