Patent
   D320807
Priority
Oct 25 1988
Filed
Apr 14 1989
Issued
Oct 15 1991
Expiry
Oct 15 2005
Assg.orig
Entity
unknown
10
5
n/a
The ornamental design for a document shredder, as shown and described.

FIG. 1 is a front, top, left side perspective view of a document shredder showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a right side elevational view thereof.

Krause, Klaus-Diether, Stolzenberger, Florian

Patent Priority Assignee Title
D328309, Mar 06 1990 Chuang Tao Corporation Paper shredding machine or similar article
D329055, Jun 12 1990 TA Triumph-Adler Document shredder
D362866, Apr 30 1993 Ware Invent AB Document shredder
D388819, Aug 09 1996 Fairform Manufacturing Company Limited Paper shredder
D474231, Jul 26 2002 THE ZISZOR! LLC Hand-held paper shredder
D544904, Aug 12 2005 BANK OF AMERICA, N A , AS NEW ADMINISTRATIVE AGENT, SWING LINE LENDER AND L C ISSUER Shredder
D550760, Aug 12 2005 BANK OF AMERICA, N A , AS NEW ADMINISTRATIVE AGENT, SWING LINE LENDER AND L C ISSUER Shredder
D659185, Aug 27 2010 CHERVON HK LIMITED Shredder
D696340, Nov 08 2012 Brother Industries, Ltd. Cartridge for an electronic cutter
D697131, Nov 08 2012 Brother Industries, Ltd. Cartridge for an electronic cutter
Patent Priority Assignee Title
4798116, Sep 04 1987 Document shredding machine
225179,
D277190, Nov 07 1981 Ofrex Group Limited Document shredder
D293684, Nov 27 1984 OFREX GROUP HOLDINGS PLC, THE LODGE, A BRITISH COMPANY Document shredding machine
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
Apr 11 1989KRAUSE, KLAUS-DIETHERTA Triumph-Adler AGASSIGNMENT OF ASSIGNORS INTEREST 0050700479 pdf
Apr 11 1989STOLZENBERGER, FLORIANTA Triumph-Adler AGASSIGNMENT OF ASSIGNORS INTEREST 0050700479 pdf
Apr 14 1989TA Triumph-Adler AG(assignment on the face of the patent)
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