Patent
   D270467
Priority
Jul 23 1981
Filed
Jul 23 1981
Issued
Sep 06 1983
Expiry
Sep 06 1997
Assg.orig
Entity
unknown
11
9
n/a
The ornamental design for an electronic air cleaner, as shown and described.

FIG. 1 is a front, top and left side perspective view of an electronic air cleaner showing our new design;

FIG. 2 is a front elevational view;

FIG. 3 is a left side elevational view, the right side being a mirror image of the left side shown;

FIG. 4 is a top plan view;

FIG. 5 is a rear elevational view; and

FIG. 6 is a bottom plan view.

Fowler, Jr., James M., Pirsch, Peter J.

Patent Priority Assignee Title
D296129, May 27 1986 AMWAY CORPORATION, A CORP OF MI Air treatment unit
D326514, Feb 27 1990 U.S. Natural Resources, Inc. Electronic air cleaner
D366932, Nov 15 1993 American Environmental Systems, Inc. Combined electrostatic field generator and particulate collector
D491655, Aug 05 2003 3M Innovative Properties Company Air cleaner
D492019, Aug 05 2003 3M Innovative Properties Company Air cleaner
D567346, May 24 2007 WELL ELECTRONICS CO , LTD Casing of electric heater
D575382, Apr 19 2007 Air flow cabinet
D622834, Nov 05 2009 Shenzhen Josen Industrial Co., Ltd. Heater
D935589, Jan 08 2020 Zhuhai Large Horse Electrical Appliance Co., Ltd.; ZHUHAI LARGE HORSE ELECTRICAL APPLIANCE CO , LTD Air purifier
ER4607,
ER6342,
Patent Priority Assignee Title
3745750,
3928008,
4252547, Feb 15 1979 Gas cleaning unit
4253852, Nov 08 1979 YOUNG, PETER Air purifier and ionizer
4361427, Nov 18 1981 Appliance Design Probe Inc. Air freshener
181683,
201932,
215719,
D258759, Jan 15 1979 Combined air filter and freshener
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 20 1981FOWLER, JAMES M JR Masco CorporationASSIGNMENT OF ASSIGNORS INTEREST 0040790257 pdf
Jul 20 1981PIRSCH, PETER J Masco CorporationASSIGNMENT OF ASSIGNORS INTEREST 0040790257 pdf
Jul 23 1981Masco Corporation(assignment on the face of the patent)
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