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Patent
D255486
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Priority
Apr 27 1978
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Filed
Apr 27 1978
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Issued
Jun 17 1980
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Expiry
Jun 17 1994
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Assg.orig
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Entity
unknown
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7
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12
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n/a
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The ornamental design of a room ionizer, as shown and described.
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FIG. 1 is a perspective view of a room ionizer showing my new design;
FIG. 2 is a top plan view thereof, the bottom being a mirror image of the
top shown;
FIG. 3 is a left side elevational view thereof, the right side being a
mirror image of the side shown;
FIG. 4 is a front elevational view thereof; and
FIG. 5 is a rear elevational view thereof.
Bender, Alvin A.
Patent |
Priority |
Assignee |
Title |
D272558, |
Jul 27 1981 |
AMCOR EXPORT CO , LTD , 98 GIBOREI ISRAEL ST , P O BOX 2850, TEL-AVIV 61027 ISRAEL |
Room air ionizer |
D548315, |
Oct 12 2006 |
WELL ELECTRONICS CO., LTD. |
Air cleaner |
D567346, |
May 24 2007 |
WELL ELECTRONICS CO , LTD |
Casing of electric heater |
D622834, |
Nov 05 2009 |
Shenzhen Josen Industrial Co., Ltd. |
Heater |
D833591, |
Mar 04 2016 |
NINGBO MENG QILI ELECTRICAL TECHNOLOGY CO , LTD |
Heater with USB charger |
D838824, |
Feb 08 2018 |
ZHUHAI LARGE HORSE CO., LTD.; ZHUHAI LARGE HORSE CO , LTD |
Air purifier |
D906502, |
Aug 27 2019 |
Zhuhai Large Horse Electrical Appliance Co., Ltd. |
Air purifier |
Patent |
Priority |
Assignee |
Title |
2850641, |
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2928942, |
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3387181, |
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3403252, |
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3504227, |
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3654534, |
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4037268, |
Jan 15 1963 |
CHARGE-AIR, INC , A CORP OF CA |
Method and apparatus for generating a negative charge effect in an environment |
122026, |
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133787, |
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170713, |
|
|
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D248869, |
Jan 14 1977 |
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Air purifier |
82978, |
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 27 1978 | | Valley Environments | (assignment on the face of the patent) | | / |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a