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Patrick D. McDonald
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Holliston, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Water-wettable chromatographic media for solid phase extraction
Patent number
6,773,583
Issue date
Aug 10, 2004
Waters Investments Ltd.
Edouard S. P. Bouvier
G01 - MEASURING TESTING
Information
Patent Grant
Water-wettable chromatographic media for solid phase extraction
Patent number
6,726,842
Issue date
Apr 27, 2004
Waters Investment Ltd.
Edouard S. P. Bouvier
G01 - MEASURING TESTING
Information
Patent Grant
Water-wettable chromatographic media for solid phase extraction
Patent number
6,468,422
Issue date
Oct 22, 2002
Waters Investments Ltd.
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Water-wettable chromatographic media for solid phase extraction
Patent number
6,254,780
Issue date
Jul 3, 2001
Waters Corporation
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Water-wettable chromatographic media for solid phase extraction
Patent number
6,106,721
Issue date
Aug 22, 2000
Waters Corporation
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Water-wettable chromatographic media for solid phase extraction
Patent number
5,976,367
Issue date
Nov 2, 1999
Waters Corporation
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Water-wettable chromatographic media for solid phase extraction
Patent number
5,882,521
Issue date
Mar 16, 1999
Waters Investment Ltd.
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Radial compression of packed beds
Patent number
4,250,035
Issue date
Feb 10, 1981
Waters Associates, Inc.
Patrick D. McDonald
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Triaxially compressed packed beds
Patent number
4,211,658
Issue date
Jul 8, 1980
Waters Associates, Inc.
Patrick D. McDonald
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Water-wettable chromatographic media for solid phase extraction
Publication number
20050133424
Publication date
Jun 23, 2005
Waters Investments Ltd.
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Water-wettable chromatographic media for solid phase extraction
Publication number
20040011729
Publication date
Jan 22, 2004
Waters Investments Ltd.
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Water-wettable chromatographic media for solid phase extraction
Publication number
20030042206
Publication date
Mar 6, 2003
Waters Investments Ltd.
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Water-wettable chromatographic media for solid phase extraction
Publication number
20010035372
Publication date
Nov 1, 2001
Waters Corporation
Edouard S. P. Bouvier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL