Air purifier
Description
The broken lines in the figures illustrate portions of the air purifier that form no part of the claimed design. The areas viewable through the top surface features of the article in
Claims
The ornamental design for an air purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D831810 | October 23, 2018 | Cho |
D831811 | October 23, 2018 | Cho |
D835766 | December 11, 2018 | Chen |
D836760 | December 25, 2018 | Fredang |
D882056 | April 21, 2020 | Baillie |
D884138 | May 12, 2020 | Chen |
D886272 | June 2, 2020 | Yang |
D886975 | June 9, 2020 | Yang |
D888923 | June 30, 2020 | Zhong |
D905220 | December 15, 2020 | Farone |
D905841 | December 22, 2020 | Cao |
D906501 | December 29, 2020 | Lim |
10920792 | February 16, 2021 | Xiao |
201930438334.0 | August 2019 | CN |
- Levoit Air Purifier found on Mar. 19, 2021 at https://www.amazon.com/LEVOIT-Purifier-Home-Allergies-Pets/dp/B07VVK39F7/ (Year: 2019).
Patent History
Patent number: D942604
Type: Grant
Filed: Oct 31, 2019
Date of Patent: Feb 1, 2022
Inventors: Lin Yang (Shenzhen), Hai Yang (Shenzhen)
Primary Examiner: Karen S Acker
Assistant Examiner: Jonathan E Fiencke
Application Number: 29/711,566
Type: Grant
Filed: Oct 31, 2019
Date of Patent: Feb 1, 2022
Inventors: Lin Yang (Shenzhen), Hai Yang (Shenzhen)
Primary Examiner: Karen S Acker
Assistant Examiner: Jonathan E Fiencke
Application Number: 29/711,566
Classifications
Current U.S. Class:
Air Cleaner (D23/364)