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Patent Assignment Details

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Reel/Frame:	004528/0776			Pages:	9
		Recorded:	03/19/1986
Conveyance:	MERGER (SEE DOCUMENT FOR DETAILS).

Total properties: 44

Patent #:	3444054	Issue Dt:		Application #:	04596405	Filing Dt:
Title:

Patent #:	3444090	Issue Dt:		Application #:	04619578	Filing Dt:
Title:

Patent #:	3516910	Issue Dt:	06/23/1970	Application #:	04637908	Filing Dt:	05/12/1967
Title:	REMOVING AND INHIBITING SCALE IN BLACK LIQUOR EVAPORATORS

Patent #:	3639278	Issue Dt:		Application #:	04693770	Filing Dt:
Title:

Patent #:	3520820	Issue Dt:	07/21/1970	Application #:	04701135	Filing Dt:	01/29/1968
Title:	COLD WATER DISPERSIBLE EMULSIONS OF FILMING AMINES

Patent #:	3578589	Issue Dt:	05/11/1971	Application #:	04807964	Filing Dt:	03/17/1969
Title:	METHOD FOR TREATING COOLING WATER

Patent #:	3666404	Issue Dt:		Application #:	04874397	Filing Dt:
Title:

Patent #:	3690860	Issue Dt:		Application #:	05020432	Filing Dt:
Title:

Patent #:	3766077	Issue Dt:		Application #:	05281266	Filing Dt:
Title:

Patent #:	3803047	Issue Dt:	04/09/1974	Application #:	05300936	Filing Dt:	10/26/1972
Title:	ORGANIC PHOSPHONIC ACID COMPOUND CORROSION PROTECTION IN AQUEOUS SYSTE MS

Patent #:	3803048	Issue Dt:	04/09/1974	Application #:	05300938	Filing Dt:	10/26/1972
Title:	ORGANIC PHOSPHONIC ACID COMPOUND CORROSION PROTECTION IN AQUEOUS SYSTE MS

Patent #:	3890228	Issue Dt:	06/17/1975	Application #:	05350875	Filing Dt:	04/13/1973
Title:	POLYACRYLATE-POLYPHOSPHONIC ACID TREATMENT IN AQUEOUS SYSTEMS

Patent #:	3959167	Issue Dt:	05/25/1976	Application #:	05423610	Filing Dt:	12/10/1973
Title:	METHOD AND COMPOSITION OF INHIBITING SCALE

Patent #:	3935125	Issue Dt:	01/27/1976	Application #:	05482941	Filing Dt:	06/25/1974
Title:	METHOD AND COMPOSITION FOR INHIBITING CORROSION IN AQUEOUS SYSTEMS

Patent #:	4066398	Issue Dt:		Application #:	05523096	Filing Dt:
Title:

Patent #:	4012354	Issue Dt:		Application #:	05567325	Filing Dt:
Title:

Patent #:	4010135	Issue Dt:		Application #:	05610034	Filing Dt:
Title:

Patent #:	4098720	Issue Dt:	07/04/1978	Application #:	05649126	Filing Dt:	04/14/1976
Title:	CORROSION INHIBITION

Patent #:	4101441	Issue Dt:		Application #:	05707717	Filing Dt:
Title:

Patent #:	4048066	Issue Dt:	09/13/1977	Application #:	05742521	Filing Dt:
Title:	METHOD OF INHIBITING SCALE

Patent #:	4088600	Issue Dt:	05/09/1978	Application #:	05746160	Filing Dt:	11/30/1976
Title:	DEMULSIFICATION USING CATIONIC STARCHES OF THE QUATERNARY AMMONIUM TYP E

Patent #:	4071450	Issue Dt:		Application #:	05749625	Filing Dt:
Title:

Patent #:	4061589	Issue Dt:		Application #:	05759361	Filing Dt:
Title:

Patent #:	4067690	Issue Dt:	01/10/1978	Application #:	05767151	Filing Dt:	02/09/1977
Title:	BOILER WATER TREATMENT

Patent #:	4089831	Issue Dt:		Application #:	05788703	Filing Dt:
Title:

Patent #:	4111679	Issue Dt:		Application #:	05825272	Filing Dt:
Title:

Patent #:	4134959	Issue Dt:	01/16/1979	Application #:	05826009	Filing Dt:	08/19/1977
Title:	AZOLE-PHOSPHATE CORROSION INHIBITING COMPOSITION AND METHOD

Patent #:	4115139	Issue Dt:		Application #:	05869993	Filing Dt:
Title:

Patent #:	4190421	Issue Dt:		Application #:	05925007	Filing Dt:
Title:

Patent #:	4202796	Issue Dt:		Application #:	05929272	Filing Dt:
Title:

Patent #:	4245573	Issue Dt:	01/20/1981	Application #:	05972276	Filing Dt:	12/22/1978
Title:	AIR HEATER CORROSION PREVENTION

Patent #:	4352747	Issue Dt:	10/05/1982	Application #:	06025327	Filing Dt:	03/30/1979
Title:	METHOD TO LOWER FLY-ASH RESISTIVITY

Patent #:	4204954	Issue Dt:		Application #:	06047186	Filing Dt:
Title:

Patent #:	4255259	Issue Dt:	03/10/1981	Application #:	06076810	Filing Dt:	09/18/1979
Title:	SCALE INHIBITION

Patent #:	4256703	Issue Dt:	03/17/1981	Application #:	06107400	Filing Dt:	12/26/1979
Title:	FLY ASH COLLECTION

Patent #:	4278635	Issue Dt:	07/14/1981	Application #:	06107486	Filing Dt:	12/26/1979
Title:	IMPROVED METHOD FOR DEOXYGENATION OF WATER

Patent #:	4306991	Issue Dt:	12/22/1981	Application #:	06173935	Filing Dt:	07/31/1980
Title:	SCALE INHIBITION

Patent #:	4350606	Issue Dt:	09/21/1982	Application #:	06193656	Filing Dt:	10/03/1980
Title:	COMPOSITION AND METHOD FOR INHIBITING CORROSION

Patent #:	4369719	Issue Dt:	01/25/1983	Application #:	06207006	Filing Dt:	11/14/1980
Title:	VERMICULITE AS A DEPOSIT MODIFIER IN COAL FIRED BOILERS

Patent #:	4399098	Issue Dt:	08/16/1983	Application #:	06303964	Filing Dt:	09/21/1981
Title:	PREVENTION OF CORROSION IN AQUEOUS SOLUTIONS

Patent #:	4428866	Issue Dt:	01/31/1984	Application #:	06409686	Filing Dt:	08/19/1982
Title:	COMPOSITION FOR REDUCING FLY ASH RESISTIVITY

Patent #:	4558080	Issue Dt:	12/10/1985	Application #:	06573353	Filing Dt:	01/24/1984
Title:	STABLE TANNIN BASED POLYMER COMPOUND

Patent #:	4551261	Issue Dt:	11/05/1985	Application #:	06607826	Filing Dt:	05/07/1984
Title:	DUST SUPPRESSION WITH ELASTOMER-CONTAINING FOAM

Patent #:	4556493	Issue Dt:	12/03/1985	Application #:	06709822	Filing Dt:	03/07/1985
Title:	COMPOSITION AND METHOD FOR INHIBITING SCALE

Assignor

DEARBORN CHEMICAL COMPANY

Exec Dt:

12/19/1985

Assignee

W.R. GRACE & CO.

COLUMBIA, MARYLAND 21044

Correspondence name and address
	W.R. GRACE & CO.
	7379 ROUTE 32
	COLUMBIA, MD. 21044

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