Electrophotography – Supplemental electrophotographic process
Reexamination Certificate
2007-11-06
2007-11-06
Beatty, Robert (Department: 2852)
Electrophotography
Supplemental electrophotographic process
C399S012000, C399S222000, C399S227000
Reexamination Certificate
active
11067482
ABSTRACT:
Prior to the execution of a printing operation, a print preparatory operation is conducted only on a priority developer cartridge out of the plurality of monochromatic developer cartridges mounted to the developing unit thereby bringing the cartridge into a printable state. Therefore, the print preparatory operation is completed when the print preparatory operation on one (equivalent to a “priority cartridge” of the invention) of the developer cartridges mounted to the developing unit is terminated. Hence, the apparatus may be placed in the printable state in a short time so that the print preparatory operation is prevented from compelling a user to wait needlessly long and that waiting time of a user may be shortened.
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Ishibashi Osamu
Taguchi Keiichi
Yoshizuka Ken
Beatty Robert
Hogan & Hartson LLP
Seiko Epson Corporation
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