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PTO
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Dossier
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Patent
D412452
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Priority
Dec 30 1997
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Filed
Jun 29 1998
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Issued
Aug 03 1999
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Expiry
Aug 03 2013
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Assg.orig
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Entity
unknown
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12
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2
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n/a
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The ornamental design for an air quality monitor, as shown and described.
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FIG. 1 is a front elevational view of an air quality monitor showing my new
design;
FIG. 2 is a right side elevational view thereof, with the left side
elevational view being a mirror image;
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a rear elevational view thereof.
Chan, Raymond
| Patent |
Priority |
Assignee |
Title |
| D449995, |
Sep 15 2000 |
SHARPER IMAGE ACQUISITION LLC, A DELAWARE LIMITED LIABILITY COMPANY |
Combination travel clock, smoke/intrusion alarm, and flashlight |
| D569290, |
Jan 12 2007 |
Porch Dog Designs, Inc. |
Enclosure for a personal emergency warning device |
| D597865, |
Mar 03 2008 |
Koninklijke Philips Electronics N.V. |
Air quality sensor and docking station |
| D597866, |
Mar 03 2008 |
Koninklijke Philips Electronics N.V. |
Air quality sensor |
| D622400, |
Sep 16 2009 |
AIRTOX, INC |
Air sampler housing |
| D728388, |
Oct 16 2013 |
DRÄGERWERK AG & CO KGAA |
Clear pump adapter |
| D741204, |
Nov 03 2014 |
|
Air quality monitor |
| D768012, |
May 27 2015 |
BITFINDER, INC |
Air quality monitoring device |
| D815962, |
Nov 23 2016 |
|
Air quality indicator |
| D864773, |
Jun 26 2018 |
VSON TECHNOLOGY CO., LTD. |
Air quality monitor |
| D875571, |
Jul 06 2018 |
3M Innovative Properties Company |
Monitoring device |
| D947042, |
Nov 28 2019 |
LG Electronics Inc. |
Smart pole with air quality indicator |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a