Air purifier
Description
The broken line portions of the air purifier in
Claims
The ornamental design for an air purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- Alibaba.com, 2017 best sell air purifier with HEPA filter air cleaner, Jul. 16, 2018, https://cnhansheng.en.alibaba.com/product/60725877146-218171367/2017_best_sell_air_purifier_with_HEPA_filter_air_cleaner.html?spm=a2700.icbuShop.prewdfa4cf.98.509568d8iMIG7u.
Patent History
Patent number: D828529
Type: Grant
Filed: Dec 21, 2017
Date of Patent: Sep 11, 2018
Assignee: NINGBO ZHEKAI ELECTRIC CO., LTD. (Zhejiang)
Inventor: Hairong Hu (Zhejiang)
Primary Examiner: David Muller
Assistant Examiner: Nathan Johnston
Application Number: 29/630,656
Type: Grant
Filed: Dec 21, 2017
Date of Patent: Sep 11, 2018
Assignee: NINGBO ZHEKAI ELECTRIC CO., LTD. (Zhejiang)
Inventor: Hairong Hu (Zhejiang)
Primary Examiner: David Muller
Assistant Examiner: Nathan Johnston
Application Number: 29/630,656
Classifications
Current U.S. Class:
Air Cleaner (D23/364)