Patent
   D272558
Priority
Jul 27 1981
Filed
Jul 27 1981
Issued
Feb 07 1984
Expiry
Feb 07 1998
Assg.orig
Entity
unknown
7
11
n/a
The ornamental design for a room air ionizer, as shown and described.

FIG. 1 is a front elevational view of a room air ionizer showing my new design, the rear being a mirror image of the front shown;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof.

Greubel, Juergen

Patent Priority Assignee Title
9776119, Dec 30 2014 Chan Seng, Choy System for providing flow of filtered air
D280128, Mar 14 1983 Conair Corporation Air cleaner
D280129, Mar 28 1983 CONAIR CORPORATION A CORP OF DE Air Filter
D291351, Oct 24 1984 Biocomfort Produkte zur Gesundheitpflege GmbH Air cleaner
D301277, Jul 03 1986 SUNSTAR UNITED CORP Convection heater
D366932, Nov 15 1993 American Environmental Systems, Inc. Combined electrostatic field generator and particulate collector
D370253, May 10 1994 John Manufacturing Limited Air ionizer
Patent Priority Assignee Title
2218198,
3861894,
4253852, Nov 08 1979 YOUNG, PETER Air purifier and ionizer
4261712, Feb 28 1980 Electrostatic air purifier
4361427, Nov 18 1981 Appliance Design Probe Inc. Air freshener
192560,
218686,
D244856, Jun 20 1975 Sunbeam Corporation Housing for air circulating and treating appliance
D255486, Apr 27 1978 Valley Environments Room ionizer
D266505, May 30 1980 Electronic Industries, Inc. Loudspeaker mounting
D269292, May 27 1982 Air freshener
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 27 1981Igu Aktiengesellschaft(assignment on the face of the patent)
Oct 15 1981GREUBEL, JUERGENIgu AktiengesellschaftASSIGNMENT OF ASSIGNORS INTEREST 0039210773 pdf
Sep 19 1983IGU AKTIENGESELLSCHAFT A SWISS CORPAMCOR EXPORT CO , LTD , 98 GIBOREI ISRAEL ST , P O BOX 2850, TEL-AVIV 61027 ISRAELASSIGNMENT OF ASSIGNORS INTEREST 0041740928 pdf
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