Air purifier
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Description
The broken lines in the figures depict portions of the air purifier which 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
D408903 | April 27, 1999 | Boyle |
D567346 | April 22, 2008 | Lin |
D657857 | April 17, 2012 | Choi |
D664247 | July 24, 2012 | Paterson |
D737944 | September 1, 2015 | Shore |
D755359 | May 3, 2016 | Rentschler |
D810259 | February 13, 2018 | You |
D822190 | July 3, 2018 | Niki |
D827115 | August 28, 2018 | Petersen |
D849220 | May 21, 2019 | Fang |
D850593 | June 4, 2019 | Petersen |
D854133 | July 16, 2019 | Sheng |
20060015974 | January 19, 2006 | Ike |
Patent History
Patent number: D870256
Type: Grant
Filed: Sep 7, 2018
Date of Patent: Dec 17, 2019
Assignee: RHT Limited (Hong Kong)
Inventor: Chi Keung Rudy Chan (Hong Kong)
Primary Examiner: David G Muller
Application Number: 29/662,643
Type: Grant
Filed: Sep 7, 2018
Date of Patent: Dec 17, 2019
Assignee: RHT Limited (Hong Kong)
Inventor: Chi Keung Rudy Chan (Hong Kong)
Primary Examiner: David G Muller
Application Number: 29/662,643
Classifications
Current U.S. Class:
Air Cleaner (D23/364)