Air purifier
Latest Dongguan Huifeng Tech. Co., Ltd. Patents:
Description
The broken lines shown in the drawings are included 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
5332425 | July 26, 1994 | Huang |
D377974 | February 11, 1997 | Wasser |
6616736 | September 9, 2003 | Massey |
7323146 | January 29, 2008 | Kim |
D591412 | April 28, 2009 | Rittri |
7785403 | August 31, 2010 | Ouyang |
D843553 | March 19, 2019 | Kim et al. |
D878532 | March 17, 2020 | Shin |
D884864 | May 19, 2020 | Sun |
10688431 | June 23, 2020 | Kang |
D890906 | July 21, 2020 | Jeon |
D906502 | December 29, 2020 | Lu |
D954243 | June 7, 2022 | Yan |
Patent History
Patent number: D970708
Type: Grant
Filed: Jan 18, 2022
Date of Patent: Nov 22, 2022
Assignee: Dongguan Huifeng Tech. Co., Ltd. (Guangdong)
Inventor: Dezhao Xu (Guangdong)
Primary Examiner: David G Muller
Application Number: 29/823,476
Type: Grant
Filed: Jan 18, 2022
Date of Patent: Nov 22, 2022
Assignee: Dongguan Huifeng Tech. Co., Ltd. (Guangdong)
Inventor: Dezhao Xu (Guangdong)
Primary Examiner: David G Muller
Application Number: 29/823,476
Classifications
Current U.S. Class:
Air Cleaner (D23/364)