Air purifier
Latest QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD. Patents:
Description
The broken line illustrations in the drawings depict 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
D835249 | December 4, 2018 | Echeverri |
D835765 | December 11, 2018 | Chen |
D862673 | October 8, 2019 | Tang |
D865148 | October 29, 2019 | Yoon |
D917683 | April 27, 2021 | Xie |
D918371 | May 4, 2021 | Zeng |
D928298 | August 17, 2021 | Zuo |
D933798 | October 19, 2021 | Wang |
D936199 | November 16, 2021 | Jeon |
D939071 | December 21, 2021 | Seo |
D941979 | January 25, 2022 | Luo |
D942605 | February 1, 2022 | Yu |
D943076 | February 8, 2022 | Yu |
Patent History
Patent number: D964534
Type: Grant
Filed: Jan 27, 2021
Date of Patent: Sep 20, 2022
Assignee: QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD. (Beijing)
Inventor: Hua Yu (Beijing)
Primary Examiner: David G Muller
Application Number: 29/768,014
Type: Grant
Filed: Jan 27, 2021
Date of Patent: Sep 20, 2022
Assignee: QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD. (Beijing)
Inventor: Hua Yu (Beijing)
Primary Examiner: David G Muller
Application Number: 29/768,014
Classifications
Current U.S. Class:
Air Cleaner (D23/364)