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Patent
D268953
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Priority
Aug 07 1980
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Filed
Aug 07 1980
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Issued
May 10 1983
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Expiry
May 10 1997
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Assg.orig
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Entity
unknown
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12
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2
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n/a
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The ornamental design for an upright portable electric heater, as shown and described.
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FIG. 1 is a perspective view of an upright portable electric heater showing
my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof.
The rear surfaces of the heater are substantially flat and unornamented.
Kerchner, Jr., Charles F.
| Patent |
Priority |
Assignee |
Title |
| D276258, |
Feb 22 1982 |
Boston Manufacturing Company |
Quartz heater |
| D284787, |
May 19 1983 |
TOYOTOMI KOGYO CO , LTD |
Electric radiant heater |
| D287617, |
May 19 1983 |
Toyotomi Kogyo Co., Ltd. |
Electric radiant heater |
| D289547, |
Jun 19 1984 |
TOYOTOMI KOGYO CO , LTD |
Electrical radiant heater |
| D289679, |
Jun 19 1984 |
TOYOTOMI KOGYO CO , LTD , A CORP OF JAPAN |
Electrical radiant heater |
| D290036, |
Jun 18 1985 |
TOYOTOMI KOGYO CO , LTD |
Electric radiant heater |
| D290391, |
Jun 18 1985 |
TOYOTOMI KOGYO CO , LTD |
Electric radiant heater |
| D489122, |
Jan 10 2002 |
Helen of Troy Limited |
Electric heater |
| D953499, |
Jul 30 2020 |
CANADIAN TIRE CORPORATION, LIMITED |
Outdoor space heater |
| ER8318, |
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| ER9896, |
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| ER9931, |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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Maintenance Fee Events |
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