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PTO
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Patent
D704318
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Priority
Jun 10 2013
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Filed
Oct 17 2013
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Issued
May 06 2014
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Expiry
May 06 2028
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Assg.orig
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Entity
unknown
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22
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4
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n/a
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The ornamental design for a heat recovery air exchanger, as shown and described.
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FIG. 1 is a front perspective view of the heat recovery air exchanger; and,
FIG. 2 is a front view of the heat recovery air exchanger.
In the drawings, the broken lines depict unclaimed subject matter only and form no part of the claimed design.
Martel, Alain
| Patent |
Priority |
Assignee |
Title |
| 11454403, |
Sep 04 2018 |
Whirlpool Corporation |
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| D763425, |
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| D778425, |
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| D822821, |
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| D826391, |
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| D826392, |
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| D836765, |
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| D837966, |
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| D838829, |
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| D838830, |
May 19 2015 |
Broan-Nutone LLC |
Vent hood |
| D842449, |
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Broan-Nutone LLC |
Grille |
| D850601, |
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Broan-Nutone LLC |
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| D858734, |
May 19 2015 |
Broan-Nutone LLC |
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| D861639, |
Oct 06 2015 |
Broan-Nutone LLC |
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| D883467, |
Sep 14 2015 |
Broan-Nutone LLC |
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| D884869, |
Sep 14 2015 |
Broan-Nutone LLC |
Ventilation grill |
| D886983, |
Sep 14 2015 |
Broan-Nutone LLC |
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| D897521, |
Oct 14 2016 |
Broan-Nutone LLC |
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| Patent |
Priority |
Assignee |
Title |
| D366522, |
Jan 13 1995 |
Broan-Nutone LLC; ELAN HOME SYSTEMS, L L C ; JENSEN INDUSTRIES, INC ; Linear LLC; MAMMOTH, INC ; MULTIPLEX TECHNOLOGY, INC ; NORDYNE INC ; NUTONE INC ; SPEAKERCRAFT, INC ; VENNAR VENTILATION, INC ; Xantech Corporation |
Ventilator housing |
| D547853, |
Jan 11 2005 |
BANK OF AMERICA, N A |
Face of an air ventilation housing |
| D566256, |
May 11 2005 |
Nonox Ltd. |
Filtering device |
| D675723, |
Feb 24 2011 |
|
Device for recovering waste heat from flue gases |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a