The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2025
Filed:
Feb. 10, 2021
Applicant:
Blueair Ab, Englewood Cliffs, NJ (US);
Inventors:
Lars Henrik Dunberger, Stockholm, SE;
Alagirisamy Nethaji, Mumbai, IN;
Johan Daniel Wennerström, Sollentuna, SE;
Assignee:
Blueair AB, Englewood Cliffs, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
F24F 11/77 (2018.01); F24F 8/108 (2021.01); F24F 8/192 (2021.01); F24F 8/30 (2021.01); F24F 8/80 (2021.01); F24F 8/90 (2021.01); F24F 13/20 (2006.01); F24F 110/10 (2018.01); F24F 110/20 (2018.01);
U.S. Cl.
CPC ...
F24F 11/77 (2018.01); F24F 8/108 (2021.01); F24F 8/192 (2021.01); F24F 8/30 (2021.01); F24F 8/80 (2021.01); F24F 8/90 (2021.01); F24F 2013/205 (2013.01); F24F 2110/10 (2018.01); F24F 2110/20 (2018.01);
Abstract
An air purifier and methods to sterilize an internal surface of an air purifier. The air purifier includes a removable particulate or gas filter, an air flow generator, a controller for said air flow generator, a first air flow setting with an air filtration air flow speed, and a second air flow setting which correlates with sterilization of an internal surface of the air purifier and/or removable particulate or gas filter. The air flow speed measured at the removable filter at the second air flow setting is from 0.1 to 1.2 cms.