Roll or roller – Roll cover – per se
Reexamination Certificate
2007-02-09
2011-11-08
Bryant, David (Department: 3726)
Roll or roller
Roll cover, per se
C492S039000, C492S025000, C271S275000
Reexamination Certificate
active
08052589
ABSTRACT:
A shaft of a sheet conveying roller is a pipe shaft. Both ends of the pipe shaft are formed into small-diameter portions, and a mounted portion on which a friction member is provided is formed into a large-diameter portion, which has a diameter larger than a diameter of the both ends of the pipe shaft.
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Korean Official Action, dated Dec. 24, 2008.
Bryant David
Canon Kabushiki Kaisha
Cigna Jacob
Fitzpatrick ,Cella, Harper & Scinto
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