US PATENT SUBCLASS 399 / 359
.~.~ Recycled to developing unit

Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

343  DF  CLEANING OF IMAGING SURFACE {12}
358  DF  .~ Having handling of removed material {2}
359.~.~ Recycled to developing unit

DEFINITION

Classification: 399/359

Recycled to developing:

(under subclass 358) Subject matter wherein an arrangement is provided for returning removed toner to a developing unit to be reused.

(1) Note. This subject matter may also include an arrangement for treating (e.g., auger) or filtering toner prior to reuse.

SEE OR SEARCH THIS CLASS, SUBCLASS:

27, for diagnostic of consumables (e.g., toner).

35, for diagnostics of cleaning a waste toner container.

61+, for detection of toner in a developing unit.

99+, for toner removal. 106, for a toner cartridge.

120, for a new and waste toner container.

224, for adding colored toner.

253, for conditioning dry toner.

254+, for mixing dry toner.