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. 01, 2022
Filed:
Feb. 19, 2019
Applicant:
Donaldson Company, Inc., Minneapolis, MN (US);
Inventors:
Robert Wood, Hoeilaart, BE;
Gert Willems, Wilsele, BE;
Assignee:
Donaldson Company, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/24 (2006.01); F01M 13/04 (2006.01);
U.S. Cl.
CPC ...
B01D 46/2411 (2013.01); F01M 13/04 (2013.01); B01D 2265/021 (2013.01); B01D 2265/024 (2013.01); B01D 2265/026 (2013.01); B01D 2271/027 (2013.01); B01D 2279/35 (2013.01); F01M 2013/0438 (2013.01);
Abstract
Filter assemblies are described and shown. Components, features and methods of assembly and use are described. Many of the principles relate to preferred cartridge configurations for engagement with selected housings. Selected optional features described can be used to provide indication to a service provider that a proper cartridge is not positioned appropriately in the housing for use.