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PTO
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Patent
D973191
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Priority
Dec 02 2020
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Filed
Dec 02 2020
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Issued
Dec 20 2022
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Expiry
Dec 20 2037
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Assg.orig
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Entity
unknown
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0
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10
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n/a
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The ornamental design for an air cleaning device, as shown and described.
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1. Air cleaning device
1.1 : Front
1.2 : Right
1.3 : Back
1.4 : Top
The left hand view is a mirror image of the right hand view.
The broken lines in the drawings represent unclaimed portions of the air cleaning device.
Carnegie, Andrew
| Patent |
Priority |
Assignee |
Title |
| Patent |
Priority |
Assignee |
Title |
| D310713, |
Apr 28 1988 |
Tech Paper, Inc. |
Fan housing with filter compartment |
| D352350, |
May 19 1993 |
NICHE MEDICAL INC |
Apparatus for removing smoke and liquid from a surgical site in a hospital operating room |
| D398045, |
Nov 07 1996 |
HONEYWELL CONSUMER PRODUCTS, INC |
Air cleaner |
| D416993, |
Sep 16 1996 |
GUANGDONG MD HOLDINGS CO , LTD |
Movable air-conditioner |
| D836761, |
Sep 06 2017 |
|
Housing for air freshener |
| D916266, |
Jul 16 2018 |
DESIGNAFFAIRS BUSINESS CONSULTING, CO LTD |
Air purifier |
| D928931, |
Mar 06 2020 |
GUANGZHOU AJAX MEDICAL EQUIPMENT CO., LTD.; GUANGZHOU AJAX MEDICAL EQUIPMENT CO , LTD |
Filtration and sterilization device for respiratory droplet |
| D933797, |
Aug 10 2018 |
|
Air purifiers |
| D933798, |
Mar 29 2019 |
BEIJING XIAOMI MOBILE SOFTWARE CO., LTD. |
Air purifier |
| D948019, |
Oct 16 2019 |
|
Air purifier |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a