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Stephen W. Sabelko
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Prescott, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Air filter arrangement; assembly; and, methods
Patent number
11,291,943
Issue date
Apr 5, 2022
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air filter arrangement; assembly; and, methods
Patent number
10,603,618
Issue date
Mar 31, 2020
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air filter arrangement; assembly; and, methods
Patent number
9,937,455
Issue date
Apr 10, 2018
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air filter arrangement; assembly; and, methods
Patent number
9,120,047
Issue date
Sep 1, 2015
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air filter arrangement; assembly; and, methods
Patent number
8,480,779
Issue date
Jul 9, 2013
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluted filter media
Patent number
8,460,442
Issue date
Jun 11, 2013
Donaldson Company, Inc.
Wayne M. Wagner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluted filter media
Patent number
8,268,053
Issue date
Sep 18, 2012
Donaldson Company, Inc.
Wayne M. Wagner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air filter arrangement; assembly; and, methods
Patent number
8,034,145
Issue date
Oct 11, 2011
Donaldson Company, Inc.
Bruce Allen Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of making a fluted filter media for air filter
Patent number
7,329,326
Issue date
Feb 12, 2008
Donaldson Company, Inc.
Wayne M. Wagner
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for construction of crimp seal pleated filter assembly
Patent number
4,793,051
Issue date
Dec 27, 1988
Donaldson Company, Inc.
Patrick Golden
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Grant
Method and apparatus for construction of crimp seal pleated filter...
Patent number
4,736,518
Issue date
Apr 12, 1988
Donaldson Company, Inc.
Patrick Golden
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Patents Applications
last 30 patents
Information
Patent Application
AIR FILTER ARRANGEMENT; ASSEMBLY; AND, METHODS
Publication number
20200206671
Publication date
Jul 2, 2020
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTER ARRANGEMENT; ASSEMBLY; AND, METHODS
Publication number
20180326344
Publication date
Nov 15, 2018
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTER ARRANGEMENT; ASSEMBLY; AND, METHODS
Publication number
20150367273
Publication date
Dec 24, 2015
Donaldson Company, Inc.
Bruce Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTER ARRANGEMENT; ASSEMBLY; AND, METHODS
Publication number
20140102059
Publication date
Apr 17, 2014
BRUCE BOEHRS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLUTED FILTER MEDIA
Publication number
20120312167
Publication date
Dec 13, 2012
Donaldson Company, Inc.
Wayne M. Wagner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTER ARRANGEMENT; ASSEMBLY; AND, METHODS
Publication number
20120023877
Publication date
Feb 2, 2012
Donaldson Company, Inc.
Bruce Allen Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Air Filter Arrangement; Assembly; and, Methods
Publication number
20080276582
Publication date
Nov 13, 2008
Bruce Allen Boehrs
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Fluted filter media
Publication number
20080216654
Publication date
Sep 11, 2008
Donaldson Company, Inc.
Wayne M. Wagner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Fluted filter media for air filter
Publication number
20030121845
Publication date
Jul 3, 2003
Donaldson Company, Inc.
Wayne M. Wagner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL