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Patent Assignment Details

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Reel/Frame:	006348/0179			Pages:	20
		Recorded:	12/14/1992
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Total properties: 164
Page 2 of 2
Pages: 1 2

Patent #:	4889646	Issue Dt:	12/26/1989	Application #:	07068902	Filing Dt:	06/30/1987
Title:	NITROGEN CONTAINING DISPERSANTS TREATED WITH MINERAL ACIDS

Patent #:	4908145	Issue Dt:	03/13/1990	Application #:	07103169	Filing Dt:	09/30/1987
Title:	ENGINE SEAL COMPATIBLE DISPERSANTS FOR LUBRICATING OILS

Patent #:	4849118	Issue Dt:	07/18/1989	Application #:	07103184	Filing Dt:	09/30/1987
Title:	CHLORINE-FREE SILVER PROTECTIVE LUBRICANT COMPOSITION (III)

Patent #:	4871465	Issue Dt:	10/03/1989	Application #:	07103185	Filing Dt:	09/30/1987
Title:	CHLORINE-FREE SILVER PROTECTIVE LUBRICANT COMPOSITION (II)

Patent #:	4948523	Issue Dt:	08/14/1990	Application #:	07103186	Filing Dt:	09/30/1987
Title:	CHLORINE-FREE SILVER PROTECTIVE LUBRICANT COMPOSITION (I)

Patent #:	4865754	Issue Dt:	09/12/1989	Application #:	07120829	Filing Dt:	11/16/1987
Title:	LUBRICANT OVERBASED PHENATE DETERGENT WITH IMPROVED WATER TOLERANCE

Patent #:	4883886	Issue Dt:	11/28/1989	Application #:	07143760	Filing Dt:	01/14/1988
Title:	PROCESS FOR MANUFACTURING POLYALKENYL SUCCINIC ANHYDRIDES

Patent #:	4820431	Issue Dt:	04/11/1989	Application #:	07144249	Filing Dt:	01/14/1988
Title:	RAILWAY LUBRICATING OIL

Patent #:	4873009	Issue Dt:	10/10/1989	Application #:	07212512	Filing Dt:	06/28/1988
Title:	BORATED LUBE OIL ADDITIVE

Patent #:	4832857	Issue Dt:	05/23/1989	Application #:	07233454	Filing Dt:	08/18/1988
Title:	PROCESS FOR THE PREPARATION OF OVERBASED MOLYBDENUM ALKALINE EARTH METAL AND ALKALI METAL DISPERSIONS

Patent #:	4880550	Issue Dt:	11/14/1989	Application #:	07237146	Filing Dt:	08/26/1988
Title:	PREPARATION OF HIGH BASE CALCIUM SULFONATES

Patent #:	4867891	Issue Dt:	09/19/1989	Application #:	07237150	Filing Dt:	08/26/1988
Title:	OVERBASED ALKALI METAL SULFONATES

Patent #:	4938883	Issue Dt:	07/03/1990	Application #:	07237151	Filing Dt:	08/26/1988
Title:	OVERBASED ALKALINE EARTH ALKENYL SUCCINATES AS A SILVER-MILD SOURCE OF ALKALINITY FOR HEAVY DUTY DIESEL ENGINES

Patent #:	4906778	Issue Dt:	03/06/1990	Application #:	07237993	Filing Dt:	08/29/1988
Title:	PROCESS FOR THE PRODUCTION OF AMINOGUANIDINE BICARBONATE

Patent #:	4873007	Issue Dt:	10/10/1989	Application #:	07249607	Filing Dt:	09/26/1988
Title:	METHOD FOR PRODUCING SULFURIZED ALKYLPHENOLS

Patent #:	4981603	Issue Dt:	01/01/1991	Application #:	07252577	Filing Dt:	09/30/1988
Title:	BLENDING METHOD FOR IMPROVED COMPATIBILITY OF DISPERSANTS AND BASIC MAGNESIUM DETERGENTS IN DI PACKAGES

Patent #:	4963277	Issue Dt:	10/16/1990	Application #:	07260254	Filing Dt:	10/20/1988
Title:	INCREASING VISCOSITY STORAGE STABILITY OF MANNICH BASE DISPERSANT/VI-IMPROVERS

Patent #:	4844827	Issue Dt:	07/04/1989	Application #:	07269239	Filing Dt:	11/09/1988
Title:	LUBRICATING OIL ADDITIVE

Patent #:	5080815	Issue Dt:	01/14/1992	Application #:	07292414	Filing Dt:	12/30/1988
Title:	METHOD FOR PREPARING ENGINE SEAL COMPATIBLE DISPERSANT FOR LUBRICATING OILS COMPRISING REACTING HYDROCARBYL SUBSTITUTED DICARBOXYLIC COMPOUND WITH AMINOGUANDINE OR BASIC THEROF

Patent #:	5204012	Issue Dt:	04/20/1993	Application #:	07304765	Filing Dt:	01/31/1989
Title:	SUPPLEMENTAL RUST INHIBITORS AND RUST INHIBITION IN INTERNAL COMBUSTION ENGINES

Patent #:	5114603	Issue Dt:	05/19/1992	Application #:	07328873	Filing Dt:	03/27/1989
Title:	FRICTION REDUCING LUBRICATING OIL COMPOSITION

Patent #:	5114602	Issue Dt:	05/19/1992	Application #:	07649037	Filing Dt:	01/31/1991
Title:	LUBE OIL DISPERSANT BORATING AGENT

Patent #:	5174915	Issue Dt:	12/29/1992	Application #:	07791076	Filing Dt:	11/12/1991
Title:	MEDIUM SPEED DIESEL ENGINE LUBRICATING OILS

Patent #:	5302304	Issue Dt:	04/12/1994	Application #:	07847747	Filing Dt:	03/05/1992
Title:	SILVER PROTECTIVE LUBRICANT COMPOSITION

Patent #:	3915668	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4070402	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3959164	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3996285	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3960865	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4136047	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4193884	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4158677	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3914203	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3953348	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3953349	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3928355	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3941834	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4029592	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4008168	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4028264	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3954812	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3935249	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4188299	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4131553	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4137183	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4085053	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4097387	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4011380	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3981809	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4210545	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4149980	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4145493	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4113765	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4031017	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4015063	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4108864	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4095029	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4025569	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3954849	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3951977	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3950401	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4017548	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	4202784	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Patent #:	3985802	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
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Assignor

AMOCO CORPORATION

Exec Dt:

12/07/1992

Assignee

ETHYL CORPORATION

330 SOUTH FOURTH STREET

RICHMOND, VIRGINIA 23219

Correspondence name and address
	MR. PHILIP M. PIPPENGER
	PATENT AND TRADEMARK DIVISION
	ETHYL CORPORATION
	451 FLORIDA BOULEVARD
	BATON ROUGE, LA 70801

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