Patent
   D257845
Priority
May 12 1978
Filed
May 12 1978
Issued
Jan 13 1981
Expiry
Jan 13 1995
Assg.orig
Entity
unknown
17
2
n/a
The ornamental design for a sweeper, as shown and described.

FIG. 1 is a perspective view of a sweeper showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view.

Peabody, Ralph C., Hennessey, Robert D.

Patent Priority Assignee Title
7051399, Jul 30 2001 Tennant Company Cleaner cartridge
7199711, Nov 12 2004 Tennant Company Mobile floor cleaner data communication
7448114, May 05 2005 Tennant Company Floor sweeping and scrubbing machine
7665174, May 05 2005 Tennant Company Cleaning head for use in a floor cleaning machine
8028365, Sep 02 2003 Tennant Company Hard and soft floor cleaning tool and machine
8029739, Jul 30 2003 Tennant Company Ultraviolet sanitation device
8051861, Jul 30 2001 Tennant Company Cleaning system utilizing purified water
8584294, Oct 21 2005 Tennant Company Floor cleaner scrub head having a movable disc scrub member
D267824, Dec 18 1980 Tennant Company Floor maintenance machine
D273620, Aug 30 1982 Tennant Company Power sweeper
D273622, Sep 10 1982 Tennant Company Floor maintenance machine
D291932, Aug 20 1984 AAR Brooks & Perkins Corp. Machine for floor sweeping and scrubbing
D329311, Dec 28 1989 MINUTEMAN INTERNATIONAL, INC Sweeper vehicle
D391699, Dec 13 1996 Scrubber machine
D580606, Jun 26 2007 ALFRED KAERCHER GMBH & CO KG Sweeping machine
D729472, Feb 21 2013 Tennant Company Rider area for a floor maintenance vehicle
D729473, Feb 21 2013 Tennant Company Rider area for a floor maintenance vehicle
Patent Priority Assignee Title
2972159,
3189931,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 12 1978Tennant Company(assignment on the face of the patent)
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