Patent
   D326866
Priority
Mar 10 1988
Filed
Aug 31 1988
Issued
Jun 09 1992
Expiry
Jun 09 2006
Assg.orig
Entity
unknown
3
10
n/a
The ornamental design for a document shredder, as shown and described.

FIG. 1 is a perspective view of a document shredder showing my new design;

FIG. 2 is a top plan view thereof, the bottom being unornamented;

FIG. 3 is a left side elevational view thereof, the right side being a mirror image of the left side shown;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view thereof.

Widdison, Leon F.

Patent Priority Assignee Title
D537108, Mar 25 2005 NAKABAYASHI CO , LTD Housing for a paper shredder
D541842, Apr 12 2005 NAKABAYASHI CO , LTD Shredder
D728010, May 30 2012 Bonsen Electronics Co., Ltd. Bench-type paper shredder
Patent Priority Assignee Title
3620461,
4637560, Apr 12 1983 Fernwerktechnik Schleicher & Co. Machine for comminuting materials, such as documents particularly a shredding machine
4817877, Mar 04 1987 Sharp Kabushiki Kaisha Shredding machine
4873811, May 13 1986 Sharp Kabushiki Kaisha Shredder
4964579, Mar 15 1988 Geha-Werke GmbH Document shredder with one or more trays for stacks of paper in continuous form
221108,
D265909, May 19 1980 Lifewell Corporation Paper shredder or the like
D265910, Apr 18 1980 Lifewell Corporation Paper shredder or the like
D277190, Nov 07 1981 Ofrex Group Limited Document shredder
D298435, Mar 06 1985 Societe d'Etude et de Construction d'Appareils de Precision (S.E.C.A.P.) Paper shredder
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 31 1988Ofirex Group Holdings, Plc(assignment on the face of the patent)
Jun 18 1991WIDDISON, LEON F Ofrex Group Holdings PlcASSIGNMENT OF ASSIGNORS INTEREST 0057890153 pdf
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