Patent
   D471288
Priority
May 21 2002
Filed
May 21 2002
Issued
Mar 04 2003
Expiry
Mar 04 2017
Assg.orig
Entity
unknown
6
3
n/a
The ornamental design for a step ladder wheel attachment, as shown and described.

FIG. 1 is a perspective view of a step ladder wheel attachment embodying my new design, in place on a ladder represented in the dotted line;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a front elevational view thereof; and,

FIG. 8 is a bottom plan view thereof.

The dotted line representation is for illustrative purposes only and forms no part of the claimed design.

Feik, Frederick G.

Patent Priority Assignee Title
D644669, Jul 06 2010 Weed trimmer wheel attachment
D657395, Aug 01 2011 Wheel attachment for snow blower
D668689, Mar 29 2011 Volvo Construction Equipment AB Skidproof plate for an excavator
D668690, Mar 29 2011 Volvo Consutruction Equipment AB Skidproof plate for an excavator
D694780, Apr 08 2013 Raftery Design, Inc. Roller skid
D832461, Jun 20 2017 Set of wheels for a ladder tree stand
Patent Priority Assignee Title
4485893, Feb 23 1982 Apparatus for emergency evacuat1on of people from tall buildings
D274945, Mar 15 1982 Mobile support for scaffolding or the like
D431081, May 25 1999 Telesteps AB Ladder support
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 21 2002AMERICAN INNOVATIONS, INC.(assignment on the face of the patent)
May 28 2002FEIK, FREDERICK G AMERICAN INNOVATIONS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0130880714 pdf
Apr 06 2007AMERICAN INNOVATIONS, INC FEIK, FREDERICK G, MRASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0191340800 pdf
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