US PATENT SUBCLASS 503 / 201
.~ Method of use, kit, or combined with marking instrument or organ

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}
201.~ Method of use, kit, or combined with marking instrument or organ

DEFINITION

Classification: 503/201

Method of use, kit or combined with marking instrument or organ:

(under subclass 200) Subject matter, directed to a method of using a recording material of the present type; such recording material in combination with other articles which may at one time or another be used with material; or such

material in combination with an instrument or part of the human body which can transmit the energy, for example, heat, pressure, etc., needed to cause recording to take place.

SEE OR SEARCH CLASS

206, Special Receptacle or Package,

223+, for an assemblage or kit in general.

400, Typewriting Machines,

237+, for a typewriter ribbon, whether claimed in combination with a typewriter or not.