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PTO
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Dossier
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Patent
D890328
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Priority
May 07 2018
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Filed
Nov 06 2018
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Issued
Jul 14 2020
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Expiry
Jul 14 2035
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Assg.orig
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Entity
unknown
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4
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16
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n/a
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The ornamental design for a ventilation grid, as shown and described.
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FIG. 1 is a front perspective view of a ventilation grid showing our new design.
FIG. 2 is a side elevation view thereof; and,
FIG. 3 is a rear perspective view thereof.
Gebert, Daniel, Riegler, Peter, Heli, Thomas, Schaff, Valerius
| Patent |
Priority |
Assignee |
Title |
| 20140053793, |
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| 20140209275, |
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| 20170343016, |
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| 20180058459, |
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| 20180156240, |
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| D313468, |
Aug 07 1989 |
W B MARVIN MANUFACTURING COMPANY, THE |
Grill for a convertible fan assembly |
| D513437, |
Mar 04 2004 |
Lasko Holdings, Inc. |
Circular fan grill |
| D645952, |
Jul 27 2009 |
Camair LLC |
Fan grille |
| D685459, |
Sep 27 2012 |
MASSEY COMPANY; DONG GUAN CHUNG ELECTRIC COMPANY |
Fan housing |
| D761412, |
Nov 04 2014 |
EBM-PAPST MULFINGEN GMBH & CO KG |
Fan grid |
| D775721, |
Sep 11 2015 |
EBM-PAPST MULFINGEN GMBH & CO KG |
Flow grid |
| D776250, |
Sep 11 2015 |
EBM-PAPST MULFINGEN GMBH & CO KG |
Flow grid |
| D777893, |
Jun 11 2015 |
Mitsubishi Electric Corporation |
Air conditioner |
| D777899, |
Oct 06 2015 |
|
Portable fan |
| D822823, |
May 13 2016 |
|
Fan grill |
| D823453, |
May 13 2016 |
|
Fan grill |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a