Electrophotography – Document handling – Original
Reexamination Certificate
2006-06-06
2006-06-06
Yan, Ren (Department: 2854)
Electrophotography
Document handling
Original
C358S462000
Reexamination Certificate
active
07058350
ABSTRACT:
A platen cover for an imaging device such as a copier or scanner includes a substrate and at least of portion of the surface of the substrate is coated with a fluorescent coating. Preferably, the substrate has a dark or black color. The dark color of the substrate substantially reduces or eliminates show through of an image on the backside of an original document when the platen cover is not exposed to a light source for imaging. At the same time, when holes or uneven borders are present in the original document, the fluorescent coating fluoresces upon exposure to the light source at these regions of the original document, making these portions appear white in the replicated image and thereby substantially reducing or eliminating the unsightly appearance of these portions as black portions in the replicated image.
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Hsieh Bing R.
Lin Ying-wei
Williams Leon C.
Xerox Corporation
Yan Ren
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