Patent
   D830026
Priority
Nov 16 2015
Filed
Apr 29 2016
Issued
Oct 02 2018
Expiry
Oct 02 2033
Assg.orig
Entity
unknown
3
21
n/a
The ornamental design for a window cleaning appliance, as shown and described.

FIG. 1 is a front, top and left side perspective view of window cleaning appliance showing the new design;

FIG. 2 is a front, top and right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a top plan view thereof.

The broken line showing of various elements in the Figures forms no part of the claimed design.

Helfert, Matthias, Meyer, Michael

Patent Priority Assignee Title
D870992, Dec 11 2017 Roll washer
D874771, Nov 16 2017 ALFRED KAERCHER SE & CO KG Window cleaning appliance
D918506, Feb 14 2018 SUZHOU LEKIN SEMICONDUCTOR CO , LTD Disinfection unit for escalator handrails
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 29 2016Alfred Kaercher GmbH & Co. KG(assignment on the face of the patent)
May 11 2016HELFERT, MATTHIASALFRED KAERCHER GMBH & CO KGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0387820823 pdf
May 11 2016MEYER, MICHAELALFRED KAERCHER GMBH & CO KGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0387820823 pdf
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