Air purifier
Description
Claims
The ornamental design for an air purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
D912795 | March 9, 2021 | Wang |
D950034 | April 26, 2022 | Peng |
D983340 | April 11, 2023 | Zheng |
20220290882 | September 15, 2022 | Long |
Patent History
Patent number: D1023272
Type: Grant
Filed: Mar 31, 2022
Date of Patent: Apr 16, 2024
Assignee: Shanghai Clean Force Environmental Protection Technology Co., Ltd. (Shanghai)
Inventor: Shuang Zhang (Shanghai)
Primary Examiner: Richard Edgar
Assistant Examiner: Carolyn W Davis
Application Number: 29/833,090
Type: Grant
Filed: Mar 31, 2022
Date of Patent: Apr 16, 2024
Assignee: Shanghai Clean Force Environmental Protection Technology Co., Ltd. (Shanghai)
Inventor: Shuang Zhang (Shanghai)
Primary Examiner: Richard Edgar
Assistant Examiner: Carolyn W Davis
Application Number: 29/833,090
Classifications
Current U.S. Class:
Air Cleaner (D23/364)