Patent
   D297064
Priority
Jan 08 1985
Filed
Jan 08 1985
Issued
Aug 02 1988
Expiry
Aug 02 2002
Assg.orig
Entity
unknown
9
5
n/a
The ornamental design for a portable loading ramp, as shown and described.

FIG. 1 is a front perspective view of a portable loading ramp showing our new design.

FIG. 2 is a front elevation view thereof, in a folded condition;

FIG. 3 is a right side elevation view of FIG. 2;

FIG. 4 is a rear elevation view thereof, in folded condition;

FIG. 5 is a left side elevation view of FIG. 2;

FIG. 6 is a top plan view of FIG. 2;

FIG. 7 is a bottom plan view of FIG. 2;

FIG. 8 is a front elevation view thereof, in unfolded condition;

FIG. 9 is a rear elevation view of FIG. 8;

FIG. 10 is a left side elevation view of FIG. 8;

FIG. 11 is a right side elevation view of FIG. 8;

FIG. 12 is a top plan view of FIG. 8; and

FIG. 13 is a bottom plan view of FIG. 8.

Ball, Charles W., Curtis-Ball, Jean

Patent Priority Assignee Title
6269508, Sep 15 1999 Apparatus for allowing wheeled negotiation of an obstacle
6430769, Oct 27 2000 PRAIRIE VIEW INDUSTRIES, INC , A NEBRASKA CORPORATION Wheelchair ramp with keyway joint
7043789, Apr 28 2004 MORRISH, PETER GEOFFREY ALAN; MORRISH, PRISCILLA DOROTHY; MORRISH, MARK PETER; MORRISH, KENNETH GEORGE; MORRISH, GERALD DAVID Foldable ramp and method for its manufacture
7344343, May 25 2005 BOYDSTUN EQUIPMENT MANUFACTURING, LLC Vehicle support and retention system for a vehicle transporter
7661171, Jan 15 2008 HARBOR FREIGHT TOOLS USA, INC Ramp with vehicle attachment
7717445, Mar 06 2008 NISSAN MOTOR CO , LTD Detachable side step assembly and method of use
D315046, Jul 21 1987 Modular wheel chair ramp unit
D602673, Oct 01 2008 Prairie View Industries, Inc. Wheelchair ramp base
D973286, May 10 2021 CHANGZHOU CANBO TRAVEL PRODUCTS CO ,LTD Pet ramp
Patent Priority Assignee Title
3352440,
3517791,
3613920,
4478549, May 20 1983 PDS, INC Foldable loading ramp for all terrain/recreational vehicles and the like
D246449, Feb 23 1976 Portable ramp for wheelchairs
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 02 1985BALL, CHARLES W BALL LOADERS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0043560083 pdf
Jan 02 1985CURTIS-BALL, JEANBALL LOADERS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0043560083 pdf
Jan 08 1985Metko, Inc.(assignment on the face of the patent)
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