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US Patent D986399 Air purifier
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Is a
Patent
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Date Filed
November 24, 2021
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Date of Patent
May 16, 2023
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Patent Application Number
29816688
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Patent Citations Received
US Patent D1040984 Air purifier
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Patent Inventor Names
Zhouliang Tang
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Patent Jurisdiction
United States Patent and Trademark Office
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Patent Number
D986399
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Patent Primary Examiner
David G Muller
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CPC Code
B01D 47/027
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B01D 2221/02
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B01D 2259/4508
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B03C 3/155
0
A61L 9/22
0
F24F 3/16
0
F24F 13/20
0
F24F 13/28
0
A61L 9/16
0
B03C 3/368
0
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