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The ornamental design for an air purifier, as shown and described.
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The portion shown in broken lines is for illustrative purposes only and forms no part of the claimed design.
Patent | Priority | Assignee | Title |
ER4293, |
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Jun 10 2021 | LU, SHENGCHENG | FOSHAN SAMYOO ELECTRONIC CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 056556 | /0861 | |
Jun 11 2021 | FOSHAN SAMYOO ELECTRONIC CO., LTD. | (assignment on the face of the patent) | / |
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