Air purifier
Description
The broken lines in the drawings are for the purpose of illustrating portions of the air purifier that form no part of the claimed design.
Claims
The ornamental design for an air purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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Patent History
Patent number: D952825
Type: Grant
Filed: Dec 15, 2020
Date of Patent: May 24, 2022
Inventor: Chengqian Ao (Shenzhen)
Primary Examiner: Barbara Fox
Assistant Examiner: Jamaal Rasheed
Application Number: 29/762,087
Type: Grant
Filed: Dec 15, 2020
Date of Patent: May 24, 2022
Inventor: Chengqian Ao (Shenzhen)
Primary Examiner: Barbara Fox
Assistant Examiner: Jamaal Rasheed
Application Number: 29/762,087
Classifications
Current U.S. Class:
Air Cleaner (D23/364)