Air purifier
Latest QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD. Patents:
Description
The broken line showing of parts of the drawings is included for the purpose of illustrating use and environment and forms no part of the claimed design.
Claims
The ornamental design for an air purifier, as shown.
Referenced Cited
U.S. Patent Documents
D835248 | December 4, 2018 | Echeverri |
D886269 | June 2, 2020 | Sakamoto |
D893009 | August 11, 2020 | Choi |
D905840 | December 22, 2020 | Cao |
D908198 | January 19, 2021 | Yoon |
D912796 | March 9, 2021 | Huang |
D917683 | April 27, 2021 | Xie |
D918365 | May 4, 2021 | Li |
D918366 | May 4, 2021 | Li |
D918367 | May 4, 2021 | Li |
D919780 | May 18, 2021 | Li |
20160184753 | June 30, 2016 | Chu |
20200061531 | February 27, 2020 | Yoon |
Patent History
Patent number: D943076
Type: Grant
Filed: Apr 23, 2020
Date of Patent: Feb 8, 2022
Assignee: QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD. (Beijing)
Inventor: Hua Yu (Beijing)
Primary Examiner: David G Muller
Application Number: 29/732,284
Type: Grant
Filed: Apr 23, 2020
Date of Patent: Feb 8, 2022
Assignee: QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD. (Beijing)
Inventor: Hua Yu (Beijing)
Primary Examiner: David G Muller
Application Number: 29/732,284
Classifications
Current U.S. Class:
Air Cleaner (D23/364)