Patent · US Active

Air filter arrangement; assembly; and, methods

US11020699B2 · kind B2 · utility

18Cited by

219References

20Claims

0Family size

Assignee

Donaldson Company, Inc. · US

Inventors

Gregory Reichter · Bloomington, US
Wayne R. W. Bishop · St. Louis Park, US
Benny K. Nelson · Waconia, US
Darrel Wegner · Burnsville, US
Bruce Crenshaw · Frankfort, US
Thomas Miller · Eagan, US
Donald Mork · Lime Springs, US
Kevin Schrage · Spring Valley, US
Vladimir Kladnitsky · Eagan, US
Richard Osendorf · West St. Paul, US
Bradley Kuempel · Eden Prairie, US
Thomas Lundgren · Bloomington, US
Jordan Flagstad · East Bethel, US

Key dates

Filing date	Sep 17, 2019
Grant date	Jun 1, 2021
Priority date	—
Expiry date	Oct 31, 2039

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2279/60
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Air filter cartridges are disclosed. Also described are air cleaners including the filter cartridges. Methods of assembly and use are also provided. Also, systems of use are described.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.