US PATENT SUBCLASS 399 / 24
.~ Consumable


Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

9  DF  DIAGNOSTICS {13}
24.~ Consumable {3}
25  DF  .~.~> Process cartridge
26  DF  .~.~> Photoconductive member
27  DF  .~.~> Toner {3}


DEFINITION

Classification: 399/24

Consumable:

(under subclass 9) Subject matter wherein a means or method is provided for determining the usable lifespan or exhaustion of a component or perishable material.

(1) Note. For example, this subject matter may also include maintenance counters.

SEE OR SEARCH THIS CLASS, SUBCLASS:

13, for component present or mounted.

23, for "out of paper" maintenance.

OTHER CLASSIFICATION SYSTEMS:

ipc{2}G03G15/00, for an electros:graphic process using a charge pattern.

jpofiG03G21/00 512, for determining the time for repairing and replacing.