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:
Feb. 25, 2020
Filed:
Mar. 31, 2017
Applicant:
Donaldson Company, Inc., Minneapolis, MN (US);
Inventor:
Scott M. Brown, Lakeville, MN (US);
Assignee:
Donaldson Company, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/52 (2006.01); B01D 46/00 (2006.01); F02M 35/024 (2006.01);
U.S. Cl.
CPC ...
B01D 46/525 (2013.01); B01D 46/0023 (2013.01); B01D 46/522 (2013.01); B01D 46/526 (2013.01); B01D 46/527 (2013.01); F02M 35/0245 (2013.01);
Abstract
A filtration media pack including a plurality of layers of filter media is disclosed. The media pack includes fluted sheets and a facing sheet, with a plurality of flutes extending between the fluted sheets and the facing sheets. In an embodiment, the fluted sheet includes a plurality of protrusions that contact the facing sheet.