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Class Information
Number: D23/337
Name: Environmental heating and cooling; fluid handling and sanitary equipment > Heating or cooling > Portable > Heating element protected by grille, grid, etc. > Pedestal or pivoting head mount
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| D553719 |
Heater fan |
Oct. 23, 2007 |
| D538417 |
Heater fan |
Mar. 13, 2007 |
| D537509 |
Immersion heater stand |
Feb. 27, 2007 |
| D515187 |
Heater fan |
Feb. 14, 2006 |
| D502769 |
Heater fan |
Mar. 8, 2005 |
| D483457 |
Fan heater |
Dec. 9, 2003 |
| D481783 |
Warm-or-cool electric fan |
Nov. 4, 2003 |
| D471968 |
Heater |
Mar. 18, 2003 |
| D471969 |
Heater housing |
Mar. 18, 2003 |
| D459453 |
Heater |
Jun. 25, 2002 |
| D456067 |
Parabolic heater |
Apr. 23, 2002 |
| D456066 |
Electric heater |
Apr. 23, 2002 |
| D454945 |
Electric heater |
Mar. 26, 2002 |
| D437036 |
Parabolic electric heater |
Jan. 30, 2001 |
| D423657 |
Ceramic disc furnace |
Apr. 25, 2000 |
| D422067 |
Ceramic disc furnace |
Mar. 28, 2000 |
| D420113 |
Heater |
Feb. 1, 2000 |
| D413660 |
Electric heater |
Sep. 7, 1999 |
| D412565 |
Electric heater |
Aug. 3, 1999 |
| D410074 |
Portable ceramic heater |
May. 18, 1999 |
| D405171 |
Portable electric heater |
Feb. 2, 1999 |
| D402749 |
Shell for a portable electric heater |
Dec. 15, 1998 |
| D400659 |
Portable electric heater |
Nov. 3, 1998 |
| D397775 |
Heater |
Sep. 1, 1998 |
| D397430 |
Housing for a heater |
Aug. 25, 1998 |
| D396527 |
Portable electric heater |
Jul. 28, 1998 |
| D396279 |
Housing for a heater |
Jul. 21, 1998 |
| D395490 |
Portable space heater |
Jun. 23, 1998 |
| D392728 |
Heater |
Mar. 24, 1998 |
| D391355 |
Parabolic electric heater |
Feb. 24, 1998 |
| D385022 |
Parabolic heater |
Oct. 14, 1997 |
| D384734 |
Fan heater |
Oct. 7, 1997 |
| D381071 |
Portable fireplace |
Jul. 15, 1997 |
| D379650 |
Electric space heater for mounting on a ceiling or wall |
Jun. 3, 1997 |
| D376418 |
Portable ceramic heater |
Dec. 10, 1996 |
| D374712 |
Portable electric heater |
Oct. 15, 1996 |
| D361832 |
Heater fan |
Aug. 29, 1995 |
| D359550 |
Auto fan heater |
Jun. 20, 1995 |
| D358873 |
Portable forced-air electric heater |
May. 30, 1995 |
| D357529 |
Combined fan and space heater |
Apr. 18, 1995 |
| D355247 |
Combined cooling and heating fan |
Feb. 7, 1995 |
| D349761 |
Housing for an electric heater |
Aug. 16, 1994 |
| D341417 |
Blow heater |
Nov. 16, 1993 |
| D323553 |
Heater cabinet or similar article |
Jan. 28, 1992 |
| D318723 |
Portable fan heater |
Jul. 30, 1991 |
| D313843 |
Fan heater |
Jan. 15, 1991 |
| D305260 |
Electric radiant heater |
Dec. 26, 1989 |
| D300353 |
Oscillating heater |
Mar. 21, 1989 |
| D297259 |
Fan heater |
Aug. 16, 1988 |
| D296583 |
Portable electric heater |
Jul. 5, 1988 |
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