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Patent Assignment Details

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Reel/Frame:	010175/0953			Pages:	20
		Recorded:	08/18/1999
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 26

Patent #:	4892688	Issue Dt:	01/09/1990	Application #:	07216942	Filing Dt:	07/08/1988
Title:	ARRANGEMENT FOR EXPELLING LIGHT VOLATILE CONTAMINANTS FROM LIQUIDS

Patent #:	4886119	Issue Dt:	12/12/1989	Application #:	07227894	Filing Dt:	08/03/1988
Title:	METHOD OF AND ARRANGEMENT FOR DRIVING VOLATILE IMPURITIES FROM GROUND

Patent #:	4950394	Issue Dt:	08/21/1990	Application #:	07312900	Filing Dt:	02/17/1989
Title:	ARRANGEMENT FOR DRIVING OUT VOLATILE IMPURITIES FROM GROUND WATER

Patent #:	4943305	Issue Dt:	07/24/1990	Application #:	07359096	Filing Dt:	05/26/1989
Title:	AERATING APPARATUS FOR EXPELLING VOLATILE IMPURITIES FROM GROUND WATER

Patent #:	5071550	Issue Dt:	12/10/1991	Application #:	07581035	Filing Dt:	09/12/1990
Title:	APPARATUS FOR CLEANING AND AERATION OF OPEN BODIES OF WATER

Patent #:	5095975	Issue Dt:	03/17/1992	Application #:	07581746	Filing Dt:	09/13/1990
Title:	ARRANGEMENT FOR DRIVING VOLATILE IMPURITIES FROM GROUND WATER

Patent #:	5082053	Issue Dt:	01/21/1992	Application #:	07581748	Filing Dt:	09/13/1990
Title:	ARRANGEMENT FOR CLEANING CONTAMINATED GROUND WATER

Patent #:	5147535	Issue Dt:	09/15/1992	Application #:	07624324	Filing Dt:	12/05/1990
Title:	ARRANGEMENT FOR DRIVING OUT OF VOLATILE IMPURITIES FROM GROUND WATER USING VIBRATIONS

Patent #:	5116163	Issue Dt:	05/26/1992	Application #:	07641683	Filing Dt:	01/16/1991
Title:	ARRANGEMENT FOR DRIVING OUT VOLATILE/IMPURITIES FROM GROUND WATER

Patent #:	5171104	Issue Dt:	12/15/1992	Application #:	07696366	Filing Dt:	05/06/1991
Title:	ARRANGEMENT FOR TREATING GAS FROM CONTAMINATED GROUND REGION

Patent #:	5220958	Issue Dt:	06/22/1993	Application #:	07746101	Filing Dt:	08/15/1991
Title:	ARRANGEMENT FOR DRIVING OUT OF VOLATILE IMPURITIES FROM GROUND WATER

Patent #:	5171103	Issue Dt:	12/15/1992	Application #:	07768633	Filing Dt:	10/04/1991
Title:	ARRANGEMENT FOR EXPELLING HIGHLY VOLATILE IMPURITIES FROM GROUND WATER

Patent #:	5143606	Issue Dt:	09/01/1992	Application #:	07797427	Filing Dt:	11/22/1991
Title:	ARRANGEMENT FOR CLEANING CONTAMINATED GROUND WATER

Patent #:	5143607	Issue Dt:	09/01/1992	Application #:	07807173	Filing Dt:	12/13/1991
Title:	ARRANGEMENT FOR DRIVING OUT VOLATILE IMPURITIES FROM GROUND WATER

Patent #:	5375478	Issue Dt:	12/27/1994	Application #:	07922809	Filing Dt:	07/30/1992
Title:	TEST SAMPLE TAKING ARRANGEMENT

Patent #:	5318698	Issue Dt:	06/07/1994	Application #:	07980553	Filing Dt:	11/23/1992
Title:	ARRANGEMENT FOR CLEANING CONTAMINATED GROUND WATER

Patent #:	5348420	Issue Dt:	09/20/1994	Application #:	07996658	Filing Dt:	12/24/1992
Title:	METHOD AND ARRANGEMENT FOR INFLUENCING LIQUID IN GROUND

Patent #:	5281333	Issue Dt:	01/25/1994	Application #:	08014394	Filing Dt:	02/05/1993
Title:	ARRANGEMENT FOR CLEANING GROUND WATER

Patent #:	5345655	Issue Dt:	09/13/1994	Application #:	08014414	Filing Dt:	02/05/1993
Title:	METHOD OF AND ARRANGEMENT FOR OBTAINING LIQUIDS AND/OR GASES FROM GROUND OR ROCK LAYERS

Patent #:	5345820	Issue Dt:	09/13/1994	Application #:	08029823	Filing Dt:	03/11/1993
Title:	METHOD OF AND ARRANGEMENT FOR DETERMINING GEOHYDRAULIC PERMEABILITY OF GROUND REGIONS THROUGH WHICH GROUND WATER FLOWS

Patent #:	5322128	Issue Dt:	06/21/1994	Application #:	08033138	Filing Dt:	03/18/1993
Title:	METHOD OF FORMING WELL REGIONS

Patent #:	5435914	Issue Dt:	07/25/1995	Application #:	08042163	Filing Dt:	04/02/1993
Title:	CLARIFYING ARRANGEMENT FOR WASTE WATER

Patent #:	5380126	Issue Dt:	01/10/1995	Application #:	08063988	Filing Dt:	05/19/1993
Title:	METHOD OF AND ARRANGEMENT FOR RINSING OUT IMPURITIES FROM GROUND

Patent #:	5346330	Issue Dt:	09/13/1994	Application #:	08063991	Filing Dt:	05/19/1993
Title:	METHOD OF YIELDING OIL RESIDUES OR OIL CONTAINING LIQUIDS FROM CONTAMINATED GROUND LAYERS

Patent #:	5468097	Issue Dt:	11/21/1995	Application #:	08153177	Filing Dt:	11/16/1993
Title:	METHOD OF CIRCULATING GROUND WATER IN GROUND REGIONS WITH A FALL OF GROUND WATER LEVEL

Patent #:	5433476	Issue Dt:	07/18/1995	Application #:	08281429	Filing Dt:	07/27/1994
Title:	TEMPERATURE COMPENSATED STORED GAS INFLATOR

Assignor

Exec Dt:

06/24/1999

Assignee

SUITE 3100

1200 SMITH ST.

HOUSTON, TEXAS 77002

Correspondence name and address
	PATTON BOGGS LLP
	GEORGE M. BORABABY, ESQ.
	2550 M ST., N.W.
	WASHINGTON, D.C. 20037

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