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Patent
D989934
Priority
Apr 28 2021
Filed
Oct 26 2021
Issued
Jun 20 2023
Expiry
Jun 20 2038
Assg.orig
Entity
unknown
0
27
n/a
The ornamental design for an air purifier , as shown and described.
1. Air Purifier
2. Air Purifier
3. Air Purifier
1 .1 : Front
1 .2 : Back
1 .3 : Left
1 .4 : Right
1 .5 : Top
1 .6 : Bottom
1 .7 : Perspective
Figs. 1 .1 -1 .7 are drawings showing an embodiment of the air purifier; the present product is used for purifying air; the broken lines form no part of the claimed design.
Zha, Zhichao , Fan, Heling
Patent
Priority
Assignee
Title
Patent
Priority
Assignee
Title
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DONGGUAN JINGNUO ENVIRONMENT SCIENCE AND TECHNOLOGY INC
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Date
Maintenance Fee Events
n/a
Date
Maintenance Schedule
n/a