|
PTO
Wrapper
PDF
|
|
Dossier
Espace
Google
|
|
|
|
Patent
D257485
|
|
Priority
Dec 26 1979
|
|
Filed
Dec 26 1979
|
|
Issued
Nov 04 1980
|
|
Expiry
Nov 04 1994
|
|
|
|
Assg.orig
|
|
|
|
Entity
unknown
|
|
8
|
|
13
|
|
n/a
|
|
|
|
The ornamental design for a room heat recirculator, substantially as shown and described.
|
FIG. 1 is an elevational view of a room heat recirculator showing my new
design,
FIG. 2 is a top plan view thereof, the bottom being the same as the top
shown;
FIG. 3 is an enlarged cross sectional view taken on line 3--3 of FIG. 1;
and
FIG. 4 is an enlarged fragmentary cross sectional view taken on line 4--4
of FIG. 1.
Montecalvo, Lawrence G.
| Patent |
Priority |
Assignee |
Title |
| D262235, |
Aug 22 1979 |
|
Portable air recirculator |
| D262313, |
Aug 22 1979 |
|
Portable air recirculator |
| D265340, |
Jun 23 1980 |
|
Air recirculator |
| D269112, |
Oct 22 1980 |
|
Air circulator |
| D276182, |
Sep 30 1982 |
|
Air circulator |
| D489122, |
Jan 10 2002 |
Helen of Troy Limited |
Electric heater |
| D944967, |
Jul 14 2020 |
Walmart Apollo, LLC |
Handle mounted fan support having a circular base |
| D950704, |
Jan 16 2020 |
Walmart Apollo, LLC |
Handle mounted fan guard |
| Patent |
Priority |
Assignee |
Title |
| 1170551, |
|
|
|
| 2528650, |
|
|
|
| 3173353, |
|
|
|
| 3347025, |
|
|
|
| 3750557, |
|
|
|
| 3827342, |
|
|
|
| 3973479, |
Jun 23 1975 |
|
Floor-ceiling air circulating device |
| 4053732, |
Nov 05 1975 |
|
Portable electric room air heater |
| 4064203, |
Sep 16 1976 |
Western Magnum Corporation |
Air-circulating device with air freshener, humidifier, and/or deodorizer |
| 4136606, |
Mar 25 1977 |
KERSHAW, WALTER |
Wall mounted ventilating device |
| 4152973, |
Sep 16 1977 |
|
Heat energy homogenizer |
| FR2275734, |
|
|
|
| FR2296818, |
|
|
|
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a