Air purifier
Description
The broken lines in the figures are for the purposes of illustrating portions of the air purifier, which form no part of the claimed design.
Claims
The ornamental design for a air purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D922557
Type: Grant
Filed: Jan 27, 2021
Date of Patent: Jun 15, 2021
Inventor: Shaojia Guo (Guangzhou)
Primary Examiner: David G Muller
Application Number: 29/768,005
Type: Grant
Filed: Jan 27, 2021
Date of Patent: Jun 15, 2021
Inventor: Shaojia Guo (Guangzhou)
Primary Examiner: David G Muller
Application Number: 29/768,005
Classifications
Current U.S. Class:
Air Cleaner (D23/364)