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. 26, 2026
Filed:
Apr. 03, 2023
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Andrew R. Fox, Oakdale, MN (US);
Brian D. Gale, Blaine, MN (US);
Alonso M. Hernandez, Minneapolis, MN (US);
Nicolas A Echeverri, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2022.01); B01D 46/52 (2006.01); F24F 8/108 (2021.01); F24F 13/28 (2006.01);
U.S. Cl.
CPC ...
B01D 46/0005 (2013.01); B01D 46/0015 (2013.01); B01D 46/521 (2013.01); F24F 13/28 (2013.01); B01D 2271/02 (2013.01); F24F 8/108 (2021.01);
Abstract
A room air purifier including upper and lower portions. The upper and lower portions may include integrated resilient upper and lower gaskets configured so that with an air filter removably installed in the room air purifier and with the upper and lower portions attached to each other, the upper and lower portions apply pressure to the air filter through the upper and lower gaskets.