|
PTO
Wrapper
PDF
|
|
Dossier
Espace
Google
|
|
|
|
Patent
D604817
|
|
Priority
Mar 23 2009
|
|
Filed
Mar 23 2009
|
|
Issued
Nov 24 2009
|
|
Expiry
Nov 24 2023
|
|
|
|
Assg.orig
|
|
|
|
Entity
unknown
|
|
21
|
|
5
|
|
n/a
|
|
|
|
The ornamental design for a twin tower heater, as shown and described.
|
FIG. 1 is a front right perspective view of the twin tower heater showing the new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a back elevation view thereof;
FIG. 4 is a left side elevation thereof;
FIG. 5 is a right side elevation thereof; and,
FIG. 6 is a top plan view thereof.
The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.
Lee, Hyung Seok
| Patent |
Priority |
Assignee |
Title |
| D627452, |
Apr 09 2010 |
NEW WIDETECH INDUSTRIES CO., LTD. |
Fan heater |
| D633609, |
Mar 08 2010 |
Lasko Holdings, Inc. |
Body for a portable heater |
| D634411, |
Mar 08 2010 |
Lasko Holdings, Inc. |
Body for a portable heater |
| D634834, |
Sep 15 2010 |
Lasko Holdings, Inc. |
Body for a portable fan |
| D649628, |
Jul 20 2011 |
JORDAN KAHN COMPANY |
Heating apparatus |
| D651706, |
Feb 23 2011 |
Lasko Holdings, Inc. |
Body for a portable heater |
| D662576, |
Oct 12 2009 |
LOWE'S COMPANIES, INC. |
Air treatment device |
| D737944, |
Oct 12 2009 |
LOWE'S COMPANIES, INC. |
Air treatment device |
| D797272, |
May 21 2015 |
Helen of Troy Limited |
Air purifier |
| D820423, |
May 21 2015 |
Helen of Troy Limited |
Air purifier |
| D821556, |
Oct 12 2009 |
LOWE'S COMPANIES, INC. |
Air treatment device |
| D846726, |
Aug 16 2017 |
Lasko Operation Holdings LLC |
Portable fan |
| D890896, |
Nov 21 2018 |
LG Electronics Inc. |
Condenser for heat exchanger |
| D890906, |
Oct 26 2018 |
LG Electronics Inc. |
Portable air purifier |
| D898888, |
Oct 12 2009 |
LOWE'S COMPANIES, INC. |
Air treatment device |
| D914863, |
Jun 13 2019 |
LG Electronics Inc |
Portable air cleaner holder |
| D972693, |
Mar 19 2021 |
Vornado Air, LLC |
Heater |
| D972699, |
Jul 28 2021 |
|
Aroma diffuser |
| D979023, |
Mar 19 2021 |
Vornado Air, LLC |
Heater |
| ER889, |
|
|
|
| ER9416, |
|
|
|
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a