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Richard Lawrence Suydam
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River Falls, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
11,318,408
Issue date
May 3, 2022
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
10,589,209
Issue date
Mar 17, 2020
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
10,010,825
Issue date
Jul 3, 2018
Donaldson Company, Inc.
Randall Allen Engelland
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
9,217,399
Issue date
Dec 22, 2015
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
RE45588
Issue date
Jun 30, 2015
Donaldson Company, Inc.
Randall Allen Engelland
001 -
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
8,808,417
Issue date
Aug 19, 2014
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangement; serviceable filter cartridge; and, methods
Patent number
8,382,876
Issue date
Feb 26, 2013
Donaldson Company, Inc.
Robert Widerski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
8,382,875
Issue date
Feb 26, 2013
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
8,147,582
Issue date
Apr 3, 2012
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter cartridge; and, methods
Patent number
8,048,188
Issue date
Nov 1, 2011
Donaldson Company, Inc.
Robert Widerski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
7,972,405
Issue date
Jul 5, 2011
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
7,682,416
Issue date
Mar 23, 2010
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
7,351,270
Issue date
Apr 1, 2008
Donaldson Company, Inc.
Randall Allen Engelland
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Air cleaner arrangements; serviceable filter elements; and, methods
Patent number
7,323,029
Issue date
Jan 29, 2008
Donaldson Company, Inc.
Randall Allen Engelland
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
Air Cleaner Arrangements; Serviceable Filter Elements; and, Methods
Publication number
20200215476
Publication date
Jul 9, 2020
Donaldson Company, Inc.
Randall Allen Engelland
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
AIR CLEANER ARRANGEMENTS; SERVICEABLE FILTER ELEMENTS; AND, METHODS
Publication number
20190001251
Publication date
Jan 3, 2019
Donaldson Company, Inc.
Randall Allen Engelland
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
AIR CLEANER ARRANGEMENTS; SERVICEABLE FILTER ELEMENTS; AND, METHODS
Publication number
20160184756
Publication date
Jun 30, 2016
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR CLEANER ARRANGEMENTS; SERVICEABLE FILTER ELEMENTS; AND, METHODS
Publication number
20150135657
Publication date
May 21, 2015
Donaldson Company, Inc.
Randall Allen Engelland
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
AIR CLEANER ARRANGEMENTS; SERVICEABLE FILTER ELEMENTS; AND, METHODS
Publication number
20130167491
Publication date
Jul 4, 2013
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR CLEANER ARRANGEMENTS; SERVICEABLE FILTER ELEMENTS; AND, METHODS
Publication number
20120180443
Publication date
Jul 19, 2012
Donalson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR CLEANER ARRANGEMENT; SERVICEABLE FILTER CARTRIDGE; AND, METHODS
Publication number
20120042616
Publication date
Feb 23, 2012
Donaldson Company, Inc.
Robert Widerski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR CLEANER ARRANGEMENTS; SERVICEABLE FILTER ELEMENTS; AND, METHODS
Publication number
20100139629
Publication date
Jun 10, 2010
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Air Cleaner Arrangements; Serviceable Filter Cartridge; and, Methods
Publication number
20080250763
Publication date
Oct 16, 2008
Donaldson Company, Inc.
Robert Widerski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR CLEANER ARRANGEMENTS; SERVICEABLE FILTER ELEMENTS; AND, METHODS
Publication number
20080115758
Publication date
May 22, 2008
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Air Cleaner Arrangements; Serviceable Filter Elements; And, Methods
Publication number
20080022641
Publication date
Jan 31, 2008
Donaldson Company, Inc.
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Air cleaner arrangements; serviceable filter elements; and, methods
Publication number
20040221555
Publication date
Nov 11, 2004
Donaldson Company
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Air cleaner arrangements; serviceable filter elements; and, methods
Publication number
20040173097
Publication date
Sep 9, 2004
Donaldson Company
Randall Allen Engelland
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL