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St. Paul, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Web comprising fine fiber and reactive, adsorptive or absorptive pa...
Patent number
8,343,264
Issue date
Jan 1, 2013
Donaldson Company, Inc.
Andrew J. Dallas
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Web comprising fine fiber and reactive, adsorptive or absorptive pa...
Patent number
8,048,210
Issue date
Nov 1, 2011
Donaldson Company, Inc.
Andrew J. Dallas
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Web comprising fine fiber and reactive, adsorptive or absorptive pa...
Patent number
7,655,070
Issue date
Feb 2, 2010
Donaldson Company, Inc.
Andrew James Dallas
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Adsorption element and methods
Patent number
7,022,158
Issue date
Apr 4, 2006
Donaldson Company, Inc.
Kevin John Seguin
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Adsorptive duct for contaminant removal, and methods
Patent number
6,997,977
Issue date
Feb 14, 2006
Donaldson Company, Inc.
Andrew James Dallas
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Adsorption element and methods
Patent number
6,645,271
Issue date
Nov 11, 2003
Donaldson Company, Inc.
Kevin John Seguin
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
WEB COMPRISING FINE FIBER AND REACTIVE, ADSORPTIVE OR ABSORPTIVE PA...
Publication number
20130008853
Publication date
Jan 10, 2013
Donaldson Company, Inc.
Andrew J. Dallas
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
WEB COMPRISING FINE FIBER AND REACTIVE, ADSORPTIVE OR ABSORPTIVE PA...
Publication number
20110293485
Publication date
Dec 1, 2011
Donaldson Company, Inc.
Andrew J. Dallas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
WEB COMPRISING FINE FIBER AND REACTIVE, ADSORPTIVE OR ABSORPTIVE PA...
Publication number
20110253620
Publication date
Oct 20, 2011
Donaldson Company, Inc.
Andrew James Dallas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Web Comprising Fine Fiber and Reactive, Adsorptive or Absorptive Pa...
Publication number
20100176068
Publication date
Jul 15, 2010
Donaldson Company, Inc.
Andrew James Dallas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method of Using Adsorptive Filter Element
Publication number
20100018396
Publication date
Jan 28, 2010
Donaldson Company, Inc.
Lefei DING
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Impregnated filter element, and methods
Publication number
20060130451
Publication date
Jun 22, 2006
Lefei Ding
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Alkaline impregnated filter element, and methods
Publication number
20060042209
Publication date
Mar 2, 2006
Andrew James Dallas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Acidic impregnated filter element, and methods
Publication number
20060042210
Publication date
Mar 2, 2006
Andrew James Dallas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Chemical filtration unit incorporating air transportation device
Publication number
20050229562
Publication date
Oct 20, 2005
Andrew James Dallas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Adsorptive filter element and methods
Publication number
20050092176
Publication date
May 5, 2005
Lefei Ding
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Adsorptive duct for contaminant removal, and methods
Publication number
20050005770
Publication date
Jan 13, 2005
Andrew James Dallas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Adsorption element and methods
Publication number
20050005769
Publication date
Jan 13, 2005
Donaldson Company, Inc.
Kevin John Seguin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Adsorptive duct for contaminant removal, and methods
Publication number
20040069146
Publication date
Apr 15, 2004
Steven Alan Carter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Adsorption element and methods
Publication number
20030041733
Publication date
Mar 6, 2003
Kevin John Seguin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL