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Patent Assignment Details

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Reel/Frame:	004739/0780			Pages:	56
		Recorded:	02/05/1987
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 422
Page 3 of 5
Pages: 1 2 3 4 5

Patent #:	4168853	Issue Dt:		Application #:	05804625	Filing Dt:
Title:

Patent #:	4133418	Issue Dt:		Application #:	05814104	Filing Dt:
Title:

Patent #:	4133418	Issue Dt:		Application #:	05814104	Filing Dt:
Title:

Patent #:	4153281	Issue Dt:		Application #:	05823919	Filing Dt:
Title:

Patent #:	4153281	Issue Dt:		Application #:	05823919	Filing Dt:
Title:

Patent #:	4133557	Issue Dt:		Application #:	05824072	Filing Dt:
Title:

Patent #:	4133557	Issue Dt:		Application #:	05824072	Filing Dt:
Title:

Patent #:	RE29679	Issue Dt:		Application #:	05833605	Filing Dt:
Title:

Patent #:	RE29679	Issue Dt:		Application #:	05833605	Filing Dt:
Title:

Patent #:	4153278	Issue Dt:		Application #:	05834683	Filing Dt:
Title:

Patent #:	4153278	Issue Dt:		Application #:	05834683	Filing Dt:
Title:

Patent #:	4125040	Issue Dt:		Application #:	05838035	Filing Dt:
Title:

Patent #:	4125040	Issue Dt:		Application #:	05838035	Filing Dt:
Title:

Patent #:	4154552	Issue Dt:		Application #:	05853327	Filing Dt:
Title:

Patent #:	4154552	Issue Dt:		Application #:	05853327	Filing Dt:
Title:

Patent #:	4094539	Issue Dt:	06/13/1978	Application #:	05854356	Filing Dt:	11/23/1977
Title:	RIGID CONNECTOR AND PILING

Patent #:	4094539	Issue Dt:	06/13/1978	Application #:	05854356	Filing Dt:	11/23/1977
Title:	RIGID CONNECTOR AND PILING

Patent #:	4223920	Issue Dt:		Application #:	05854785	Filing Dt:
Title:

Patent #:	4223920	Issue Dt:		Application #:	05854785	Filing Dt:
Title:

Patent #:	4180349	Issue Dt:		Application #:	05873357	Filing Dt:
Title:

Patent #:	4180349	Issue Dt:		Application #:	05873357	Filing Dt:
Title:

Patent #:	4201238	Issue Dt:		Application #:	05885476	Filing Dt:
Title:

Patent #:	4201238	Issue Dt:		Application #:	05885476	Filing Dt:
Title:

Patent #:	4187876	Issue Dt:		Application #:	05903661	Filing Dt:
Title:

Patent #:	4187876	Issue Dt:		Application #:	05903661	Filing Dt:
Title:

Patent #:	4260022	Issue Dt:	04/07/1981	Application #:	05944714	Filing Dt:	09/22/1978
Title:	THROUGH THE FLOW-LINE SELECTOR APPARATUS AND METHOD

Patent #:	4181175	Issue Dt:		Application #:	05946137	Filing Dt:
Title:

Patent #:	4181175	Issue Dt:		Application #:	05946137	Filing Dt:
Title:

Patent #:	4240455	Issue Dt:	12/23/1980	Application #:	05955230	Filing Dt:	10/27/1978
Title:	HEAT RESPONSIVE BACK SEAT ARRANGEMENT FOR VALVE OPERATOR WITH MANUAL OVERRIDE

Patent #:	4240455	Issue Dt:	12/23/1980	Application #:	05955230	Filing Dt:	10/27/1978
Title:	HEAT RESPONSIVE BACK SEAT ARRANGEMENT FOR VALVE OPERATOR WITH MANUAL OVERRIDE

Patent #:	4245662	Issue Dt:	01/20/1981	Application #:	05955231	Filing Dt:	10/27/1978
Title:	HEAT RESPONSIVE BACK SEAT ARRANGEMENT FOR VALVE OPERATOR WITH FUSIBLE LOCK-OUT CAP___

Patent #:	4245662	Issue Dt:	01/20/1981	Application #:	05955231	Filing Dt:	10/27/1978
Title:	HEAT RESPONSIVE BACK SEAT ARRANGEMENT FOR VALVE OPERATOR WITH FUSIBLE LOCK-OUT CAP___

Patent #:	4245661	Issue Dt:	01/20/1981	Application #:	05955232	Filing Dt:	10/27/1978
Title:	HEAT RESPONSIVE BACK SEAT ARRANGEMENT FOR VALVE OPERATOR

Patent #:	4245661	Issue Dt:	01/20/1981	Application #:	05955232	Filing Dt:	10/27/1978
Title:	HEAT RESPONSIVE BACK SEAT ARRANGEMENT FOR VALVE OPERATOR

Patent #:	4219223	Issue Dt:		Application #:	05959270	Filing Dt:
Title:

Patent #:	4219223	Issue Dt:		Application #:	05959270	Filing Dt:
Title:

Patent #:	4228857	Issue Dt:	10/21/1980	Application #:	05968648	Filing Dt:	12/11/1978
Title:	FLOATING PLATFORM WELL PRODUCTION APPARATUS

Patent #:	4294477	Issue Dt:	10/13/1981	Application #:	06042461	Filing Dt:	05/29/1979
Title:	FLEXIBLE RING GASKET RETAINER FOR FLANGED CONNECTORS

Patent #:	4294477	Issue Dt:	10/13/1981	Application #:	06042461	Filing Dt:	05/29/1979
Title:	FLEXIBLE RING GASKET RETAINER FOR FLANGED CONNECTORS

Patent #:	4272109	Issue Dt:	06/09/1981	Application #:	06043335	Filing Dt:	05/29/1979
Title:	RING GASKET RETAINER FOR FLANGED CONNECTORS

Patent #:	4272109	Issue Dt:	06/09/1981	Application #:	06043335	Filing Dt:	05/29/1979
Title:	RING GASKET RETAINER FOR FLANGED CONNECTORS

Patent #:	4289157	Issue Dt:	09/15/1981	Application #:	06079953	Filing Dt:	09/28/1979
Title:	VALVE WITH HEAT-RESPONSIVE BACK SEAT ARRANGEMENT

Patent #:	4289157	Issue Dt:	09/15/1981	Application #:	06079953	Filing Dt:	09/28/1979
Title:	VALVE WITH HEAT-RESPONSIVE BACK SEAT ARRANGEMENT

Patent #:	4289199	Issue Dt:	09/15/1981	Application #:	06079954	Filing Dt:	09/28/1979
Title:	WELLHEAD SIDEWALL ELECTRICAL PENETRATOR

Patent #:	4289199	Issue Dt:	09/15/1981	Application #:	06079954	Filing Dt:	09/28/1979
Title:	WELLHEAD SIDEWALL ELECTRICAL PENETRATOR

Patent #:	4294471	Issue Dt:	10/13/1981	Application #:	06099183	Filing Dt:	11/30/1979
Title:	SUBSEA FLOWLINE CONNECTOR

Patent #:	4343495	Issue Dt:	08/10/1982	Application #:	06120200	Filing Dt:	02/11/1980
Title:	CONDUCTOR TIEBACK CONNECTOR

Patent #:	4307745	Issue Dt:	12/29/1981	Application #:	06125047	Filing Dt:	02/27/1980
Title:	BACKSEATING AND STOP FOR VALVE OPERATOR

Patent #:	4307745	Issue Dt:	12/29/1981	Application #:	06125047	Filing Dt:	02/27/1980
Title:	BACKSEATING AND STOP FOR VALVE OPERATOR

Patent #:	4324422	Issue Dt:	04/13/1982	Application #:	06125301	Filing Dt:	02/27/1980
Title:	LOW TORQUE PACK-OFF SEAL ASSEMBLY WITH RETRIEVABLE LOWER SECTION

Patent #:	4324422	Issue Dt:	04/13/1982	Application #:	06125301	Filing Dt:	02/27/1980
Title:	LOW TORQUE PACK-OFF SEAL ASSEMBLY WITH RETRIEVABLE LOWER SECTION

Patent #:	4379657	Issue Dt:	04/12/1983	Application #:	06161235	Filing Dt:	06/19/1980
Title:	RISER TENSIONER

Patent #:	4374630	Issue Dt:	02/22/1983	Application #:	06180225	Filing Dt:	08/21/1980
Title:	ANCHOR CONNECTOR FOR TENSION LEG

Patent #:	4374630	Issue Dt:	02/22/1983	Application #:	06180225	Filing Dt:	08/21/1980
Title:	ANCHOR CONNECTOR FOR TENSION LEG

Patent #:	4693636	Issue Dt:	09/15/1987	Application #:	06221594	Filing Dt:	12/31/1980
Title:	PIPELINE PULL-IN METHOD AND APPARATUS

Patent #:	4693636	Issue Dt:	09/15/1987	Application #:	06221594	Filing Dt:	12/31/1980
Title:	PIPELINE PULL-IN METHOD AND APPARATUS

Patent #:	4343477	Issue Dt:	08/10/1982	Application #:	06231305	Filing Dt:	02/04/1981
Title:	SEALING DEVICE WITH THERMAL EXPANSION PRESSURE ACCUMULATOR

Patent #:	4343477	Issue Dt:	08/10/1982	Application #:	06231305	Filing Dt:	02/04/1981
Title:	SEALING DEVICE WITH THERMAL EXPANSION PRESSURE ACCUMULATOR

Patent #:	4408784	Issue Dt:	10/11/1983	Application #:	06241187	Filing Dt:	03/06/1981
Title:	PRODUCTION CASING TIEBACK CONNECTOR ASSEMBLY

Patent #:	4408784	Issue Dt:	10/11/1983	Application #:	06241187	Filing Dt:	03/06/1981
Title:	PRODUCTION CASING TIEBACK CONNECTOR ASSEMBLY

Patent #:	4397357	Issue Dt:	08/09/1983	Application #:	06255972	Filing Dt:	04/20/1981
Title:	DISCONNECTABLE PRODUCTION RISER ASSEMBLY

Patent #:	4387771	Issue Dt:	06/14/1983	Application #:	06261091	Filing Dt:	02/17/1981
Title:	WELLHEAD SYSTEM FOR EXPLORATORY WELLS

Patent #:	4387771	Issue Dt:	06/14/1983	Application #:	06261091	Filing Dt:	02/17/1981
Title:	WELLHEAD SYSTEM FOR EXPLORATORY WELLS

Patent #:	4349205	Issue Dt:	09/14/1982	Application #:	06265223	Filing Dt:	05/19/1981
Title:	ANNULUS SEALING DEVICE WITH ANTI-EXTRUSION RINGS

Patent #:	4349205	Issue Dt:	09/14/1982	Application #:	06265223	Filing Dt:	05/19/1981
Title:	ANNULUS SEALING DEVICE WITH ANTI-EXTRUSION RINGS

Patent #:	4391554	Issue Dt:	07/05/1983	Application #:	06266023	Filing Dt:	08/22/1980
Title:	MOORING SYSTEM BEARING FOR A TENSIONED LEG PLATFORM

Patent #:	4391554	Issue Dt:	07/05/1983	Application #:	06266023	Filing Dt:	08/22/1980
Title:	MOORING SYSTEM BEARING FOR A TENSIONED LEG PLATFORM

Patent #:	4367981	Issue Dt:	01/11/1983	Application #:	06278810	Filing Dt:	06/29/1981
Title:	FLUID PRESSURE-TENSIONED SLIP JOINT FOR DRILLING RISER

Patent #:	4367981	Issue Dt:	01/11/1983	Application #:	06278810	Filing Dt:	06/29/1981
Title:	FLUID PRESSURE-TENSIONED SLIP JOINT FOR DRILLING RISER

Patent #:	4497369	Issue Dt:	02/05/1985	Application #:	06319179	Filing Dt:	08/13/1981
Title:	HYDRAULIC CONTROL OF SUBSEA WELL EQUIPMENT

Patent #:	4497369	Issue Dt:	02/05/1985	Application #:	06319179	Filing Dt:	08/13/1981
Title:	HYDRAULIC CONTROL OF SUBSEA WELL EQUIPMENT

Patent #:	4390186	Issue Dt:	06/28/1983	Application #:	06345797	Filing Dt:	02/04/1982
Title:	METAL-TO-METAL RIBBED SEAL

Patent #:	4390186	Issue Dt:	06/28/1983	Application #:	06345797	Filing Dt:	02/04/1982
Title:	METAL-TO-METAL RIBBED SEAL

Patent #:	4440423	Issue Dt:	04/03/1984	Application #:	06382510	Filing Dt:	05/27/1982
Title:	CONTROL CONNECTOR

Patent #:	4440423	Issue Dt:	04/03/1984	Application #:	06382510	Filing Dt:	05/27/1982
Title:	CONTROL CONNECTOR

Patent #:	4461450	Issue Dt:	07/24/1984	Application #:	06392322	Filing Dt:	06/25/1982
Title:	REMOTE CONTROL CHOKE

Patent #:	4461450	Issue Dt:	07/24/1984	Application #:	06392322	Filing Dt:	06/25/1982
Title:	REMOTE CONTROL CHOKE

Patent #:	4465133	Issue Dt:	08/14/1984	Application #:	06418503	Filing Dt:	09/15/1982
Title:	CASING HANGER COLLET

Patent #:	4465133	Issue Dt:	08/14/1984	Application #:	06418503	Filing Dt:	09/15/1982
Title:	CASING HANGER COLLET

Patent #:	4521040	Issue Dt:	06/04/1985	Application #:	06419270	Filing Dt:	09/17/1982
Title:	COMBINED METAL AND ELASTOMER SEAL

Patent #:	4521040	Issue Dt:	06/04/1985	Application #:	06419270	Filing Dt:	09/17/1982
Title:	COMBINED METAL AND ELASTOMER SEAL

Patent #:	4534583	Issue Dt:	08/13/1985	Application #:	06441190	Filing Dt:	11/12/1982
Title:	MUDLINE CASING HANGER ASSEMBLY

Patent #:	4534583	Issue Dt:	08/13/1985	Application #:	06441190	Filing Dt:	11/12/1982
Title:	MUDLINE CASING HANGER ASSEMBLY

Patent #:	4492362	Issue Dt:	01/08/1985	Application #:	06444565	Filing Dt:	11/26/1982
Title:	VALVE SEAT WITH TRAPPED O-RING

Patent #:	4492362	Issue Dt:	01/08/1985	Application #:	06444565	Filing Dt:	11/26/1982
Title:	VALVE SEAT WITH TRAPPED O-RING

Patent #:	4509594	Issue Dt:	04/09/1985	Application #:	06445316	Filing Dt:	11/29/1982
Title:	MUDLINE CASING HANGER ASSEMBLY

Patent #:	4509594	Issue Dt:	04/09/1985	Application #:	06445316	Filing Dt:	11/29/1982
Title:	MUDLINE CASING HANGER ASSEMBLY

Patent #:	4819967	Issue Dt:	04/11/1989	Application #:	06466236	Filing Dt:	02/14/1983
Title:	CONDUCTOR TIEBACK CONNECTOR

Patent #:	4819967	Issue Dt:	04/11/1989	Application #:	06466236	Filing Dt:	02/14/1983
Title:	CONDUCTOR TIEBACK CONNECTOR

Patent #:	4483545	Issue Dt:	11/20/1984	Application #:	06469354	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND DOUBLE RIBBED SEALING MEANS THEREFOR

Patent #:	4483545	Issue Dt:	11/20/1984	Application #:	06469354	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND DOUBLE RIBBED SEALING MEANS THEREFOR

Patent #:	4477085	Issue Dt:	10/16/1984	Application #:	06469355	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS EMBODYING HEAT TRANSFER MEANS

Patent #:	4477085	Issue Dt:	10/16/1984	Application #:	06469355	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS EMBODYING HEAT TRANSFER MEANS

Patent #:	4477091	Issue Dt:	10/16/1984	Application #:	06469356	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND U-LIKE SEALING MEANS THEREFOR

Patent #:	4477091	Issue Dt:	10/16/1984	Application #:	06469356	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND U-LIKE SEALING MEANS THEREFOR

Patent #:	4477092	Issue Dt:	10/16/1984	Application #:	06469357	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND DOVETAIL-LIKE SEALING MEANS THEREFOR

Patent #:	4477092	Issue Dt:	10/16/1984	Application #:	06469357	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND DOVETAIL-LIKE SEALING MEANS THEREFOR

Patent #:	4477093	Issue Dt:	10/16/1984	Application #:	06469358	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND T-LIKE SEALING MEANS THEREFOR

Patent #:	4477093	Issue Dt:	10/16/1984	Application #:	06469358	Filing Dt:	02/24/1983
Title:	FIRE RESISTANT CONNECTIONS AND T-LIKE SEALING MEANS THEREFOR

100

Patent #:	4556076	Issue Dt:	12/03/1985	Application #:	06486146	Filing Dt:	04/18/1983
Title:	FIRE RESISTANT VALVE

Assignor

VETCO GRAY INC., A DE. CORP.

Exec Dt:

11/24/1986

Assignee

CITIBANK, N.A.,

Correspondence name and address
	BAKER & BOTTS
	ONE SHELL PLAZA
	910 LOUISIANA
	HOUSTON, TEXAS 77002-4995

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