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Patent Assignment Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:	005211/0237			Pages:	18
		Recorded:	12/05/1989
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 121
Page 1 of 2
Pages: 1 2

Patent #:	3710859	Issue Dt:		Application #:	05041023	Filing Dt:
Title:

Patent #:	3714995	Issue Dt:		Application #:	05069759	Filing Dt:
Title:

Patent #:	3765485	Issue Dt:		Application #:	05160399	Filing Dt:
Title:

Patent #:	3779313	Issue Dt:		Application #:	05160407	Filing Dt:
Title:

Patent #:	3791442	Issue Dt:	02/12/1974	Application #:	05184444	Filing Dt:	09/28/1971
Title:	COUPLING MEANS FOR A RISER STRING RUN FROM A FLOATING VESSEL TO A SUBS EA WELL

Patent #:	3788842	Issue Dt:		Application #:	05219842	Filing Dt:
Title:

Patent #:	3841607	Issue Dt:		Application #:	05274880	Filing Dt:
Title:

Patent #:	3884298	Issue Dt:		Application #:	05372169	Filing Dt:
Title:

Patent #:	3866696	Issue Dt:		Application #:	05373968	Filing Dt:
Title:

Patent #:	3889747	Issue Dt:		Application #:	05381531	Filing Dt:
Title:

Patent #:	3858401	Issue Dt:	01/07/1975	Application #:	05420678	Filing Dt:	11/30/1973
Title:	FLOTATION MEANS FOR SUBSEA WELL RISER

Patent #:	3885625	Issue Dt:	05/27/1975	Application #:	05440339	Filing Dt:	02/07/1974
Title:	WELL CASING RUNNING CEMENTING AND FLUSHING APPARATUS

Patent #:	3952526	Issue Dt:		Application #:	05546710	Filing Dt:
Title:

Patent #:	3990679	Issue Dt:		Application #:	05560237	Filing Dt:
Title:

Patent #:	3984990	Issue Dt:		Application #:	05585375	Filing Dt:
Title:

Patent #:	3955622	Issue Dt:		Application #:	05585376	Filing Dt:
Title:

Patent #:	3992889	Issue Dt:	11/23/1976	Application #:	05585377	Filing Dt:	06/09/1975
Title:	FLOTATION MEANS FOR SUBSEA WELL RISER

Patent #:	4036247	Issue Dt:		Application #:	05667175	Filing Dt:
Title:

Patent #:	4183562	Issue Dt:	01/15/1980	Application #:	05783636	Filing Dt:	04/01/1977
Title:	MARINE RISER CONDUIT SECTION COUPLING MEANS

Patent #:	4125060	Issue Dt:		Application #:	05800019	Filing Dt:
Title:

Patent #:	4127991	Issue Dt:		Application #:	05822697	Filing Dt:
Title:

Patent #:	4190120	Issue Dt:	02/26/1980	Application #:	05852908	Filing Dt:	11/18/1977
Title:	MOVEABLE GUIDE STRUCTURE FOR A SUB-SEA DRILLING TEMPLATE

Patent #:	4222590	Issue Dt:		Application #:	05874622	Filing Dt:
Title:

Patent #:	4200312	Issue Dt:	04/29/1980	Application #:	05875639	Filing Dt:	02/06/1978
Title:	SUBSEA FLOWLINE CONNECTOR

Patent #:	4135841	Issue Dt:		Application #:	05875640	Filing Dt:
Title:

Patent #:	4333526	Issue Dt:	06/08/1982	Application #:	06037841	Filing Dt:	05/10/1979
Title:	ANNULUS VALVE

Patent #:	4326328	Issue Dt:	04/27/1982	Application #:	06101417	Filing Dt:	12/10/1979
Title:	METHOD OF RELEASABLY CONNECTING A PAIR OF PIPES

Patent #:	4374595	Issue Dt:	02/22/1983	Application #:	06159754	Filing Dt:	06/16/1980
Title:	METAL TO METAL SEALED JOINT FOR TUBING STRING

Patent #:	RE31645	Issue Dt:	08/14/1984	Application #:	06163231	Filing Dt:	06/25/1980
Title:	SAFETY APPARATUS FOR AUTOMATICALLY SEALING HYDRAULIC LINES WITHIN A SUB-SEA WELL CASING

Patent #:	4326584	Issue Dt:	04/27/1982	Application #:	06174946	Filing Dt:	08/04/1980
Title:	KELLY PACKING AND STRIPPER SEAL PROTECTION ELEMENT

Patent #:	4403658	Issue Dt:	09/13/1983	Application #:	06183881	Filing Dt:	09/04/1980
Title:	MULTILINE RISER SUPPORT AND CONNECTION SYSTEM AND METHOD FOR SUBSEA WELLS

Patent #:	4333528	Issue Dt:	06/08/1982	Application #:	06193314	Filing Dt:	10/02/1980
Title:	SEAL ASSEMBLY RELEASING TOOL

Patent #:	4416495	Issue Dt:	11/22/1983	Application #:	06270736	Filing Dt:	06/05/1981
Title:	CONCENTRIC ELECTRIC CONNECTOR FOR SUBSEA WELL APPARATUS

Patent #:	4345735	Issue Dt:	08/24/1982	Application #:	06288711	Filing Dt:	07/31/1981
Title:	BLOWOUT PREVENTER

Patent #:	4491345	Issue Dt:	01/01/1985	Application #:	06290464	Filing Dt:	08/06/1981
Title:	MARINE CONDUCTOR COUPLING

Patent #:	4428433	Issue Dt:	01/31/1984	Application #:	06306443	Filing Dt:	09/28/1981
Title:	TELESCOPIC JOINT UPPER TUBE RETAINER METHOD

Patent #:	4439055	Issue Dt:	03/27/1984	Application #:	06342452	Filing Dt:	01/25/1982
Title:	ANCHOR CONNECTOR

Patent #:	4469136	Issue Dt:	09/04/1984	Application #:	06351116	Filing Dt:	02/22/1982
Title:	SUBSEA FLOWLINE CONNECTOR

Patent #:	4431054	Issue Dt:	02/14/1984	Application #:	06371145	Filing Dt:	04/23/1982
Title:	SEAL ASSEMBLY RELEASING TOOL

Patent #:	4456070	Issue Dt:	06/26/1984	Application #:	06401508	Filing Dt:	07/26/1982
Title:	TIEBACK CONNECTION METHOD AND APPARATUS

Patent #:	4457378	Issue Dt:	07/03/1984	Application #:	06402178	Filing Dt:	07/26/1982
Title:	FLOWLINE PULL-IN APPARATUS AND METHOD

Patent #:	4491439	Issue Dt:	01/01/1985	Application #:	06402179	Filing Dt:	07/26/1982
Title:	TENDON LATCH

Patent #:	4465134	Issue Dt:	08/14/1984	Application #:	06402180	Filing Dt:	07/26/1982
Title:	TIE-BACK CONNECTION APPARATUS AND METHOD

Patent #:	4469172	Issue Dt:	09/04/1984	Application #:	06462581	Filing Dt:	01/31/1983
Title:	SELF-ENERGIZING LOCKING MECHANISM

Patent #:	4499950	Issue Dt:	02/19/1985	Application #:	06499069	Filing Dt:	05/27/1983
Title:	WELLHEAD STABILIZATION

Patent #:	4476934	Issue Dt:	10/16/1984	Application #:	06527927	Filing Dt:	08/30/1983
Title:	RETRACTABLE STINGER PURGE VALVE

Patent #:	4502543	Issue Dt:	03/05/1985	Application #:	06554741	Filing Dt:	11/23/1983
Title:	RISER UNION WITH CURVED SEAT

Patent #:	4627958	Issue Dt:	12/09/1986	Application #:	06565434	Filing Dt:	12/27/1983
Title:	DENSIFICATION OF METAL POWDER TO PRODUCE CLADDING OF VALVE INTERIORS BY ISODYNAMIC COMPRESSION

Patent #:	4589689	Issue Dt:	05/20/1986	Application #:	06600662	Filing Dt:	04/16/1984
Title:	ENERGIZED SEAL FOR UPPER TERMINATION

Patent #:	4621403	Issue Dt:	11/11/1986	Application #:	06611648	Filing Dt:	05/18/1984
Title:	APPARATUS AND METHOD FOR INSERTING COILED TUBING

Patent #:	4595053	Issue Dt:	06/17/1986	Application #:	06622603	Filing Dt:	06/20/1984
Title:	METAL-TO-METAL SEAL CASING HANGER

Patent #:	4589492	Issue Dt:	05/20/1986	Application #:	06659489	Filing Dt:	10/10/1984
Title:	SUBSEA WELL SUBMERSIBLE PUMP INSTALLATION

Patent #:	4592426	Issue Dt:	06/03/1986	Application #:	06679787	Filing Dt:	12/10/1984
Title:	UPPER TERMINATION WITH SLIDING SLEEVE SEALS

Patent #:	4616857	Issue Dt:	10/14/1986	Application #:	06702853	Filing Dt:	02/19/1985
Title:	BI-DIRECTIONAL SELF-RETAINING CYLINDRICAL SURFACE SEAL

Patent #:	4648629	Issue Dt:	03/10/1987	Application #:	06729460	Filing Dt:	05/01/1985
Title:	UNDERWATER CONNECTOR

Patent #:	4637470	Issue Dt:	01/20/1987	Application #:	06747081	Filing Dt:	06/19/1985
Title:	SUBSEA HYDRAULIC COUPLING

Patent #:	4648747	Issue Dt:	03/10/1987	Application #:	06748786	Filing Dt:	06/26/1985
Title:	INTEGRAL BUOYANT RISER

Patent #:	4641841	Issue Dt:	02/10/1987	Application #:	06769051	Filing Dt:	08/26/1985
Title:	METAL SEAL FOR A TUBULAR CONNECTION

Patent #:	4665979	Issue Dt:	05/19/1987	Application #:	06773396	Filing Dt:	09/06/1985
Title:	METAL CASING HANGER SEAL WITH EXPANSION SLOTS

Patent #:	4641708	Issue Dt:	02/10/1987	Application #:	06773397	Filing Dt:	09/06/1985
Title:	CASING HANGER LOCKING DEVICE

Patent #:	4655302	Issue Dt:	04/07/1987	Application #:	06775450	Filing Dt:	09/12/1985
Title:	ROTATING COUPLING

Patent #:	4674920	Issue Dt:	06/23/1987	Application #:	06778598	Filing Dt:	09/20/1985
Title:	SUBSEA WELL TEMPLATE LEVELLING SYSTEM

Patent #:	4619324	Issue Dt:	10/28/1986	Application #:	06787203	Filing Dt:	10/15/1985
Title:	WELLHEAD CONNECTOR LOCKING MECHANISM

Patent #:	4722391	Issue Dt:	02/02/1988	Application #:	06891703	Filing Dt:	07/31/1986
Title:	WELLHEAD SYSTEM

Patent #:	4681166	Issue Dt:	07/21/1987	Application #:	06897431	Filing Dt:	08/18/1986
Title:	INTERNAL NONROTATING TIE-BACK CONNECTOR

Patent #:	4699215	Issue Dt:	10/13/1987	Application #:	06897567	Filing Dt:	08/18/1986
Title:	EXTERNAL TIE-BACK CONNECTOR

Patent #:	4700924	Issue Dt:	10/20/1987	Application #:	06915565	Filing Dt:	10/06/1986
Title:	PRESSURE ENERGIZED ROTARY HYDRAULIC SEAL

Patent #:	4741402	Issue Dt:	05/03/1988	Application #:	06918753	Filing Dt:	10/14/1986
Title:	SUBSEA HYDRAULIC CONNECTOR WITH MULTIPLE PORTS

Patent #:	4799827	Issue Dt:	01/24/1989	Application #:	06931321	Filing Dt:	11/17/1986
Title:	MODULAR RISER TENSIONER INCORPORATING INTEGRAL HYDRAULIC CYLINDER ACCUMULATOR UNITS

Patent #:	4751968	Issue Dt:	06/21/1988	Application #:	06940875	Filing Dt:	12/10/1986
Title:	WELLHEAD STABILIZING MEMBER WITH DEFLECTING RIBS

Patent #:	4754813	Issue Dt:	07/05/1988	Application #:	06941260	Filing Dt:	03/27/1987
Title:	TREE CAPLESS CONE SEAL MANIFOLD

Patent #:	4707041	Issue Dt:	11/17/1987	Application #:	06941476	Filing Dt:	12/15/1986
Title:	SUBSEA WELL ELECTRICAL COUPLING SYSTEM

Patent #:	4712621	Issue Dt:	12/15/1987	Application #:	06943278	Filing Dt:	12/17/1986
Title:	CASING HANGER RUNNING TOOL

Patent #:	4771646	Issue Dt:	09/20/1988	Application #:	07000334	Filing Dt:	01/05/1987
Title:	ROTATING AND INDEXING MECHANISM

Patent #:	4770248	Issue Dt:	09/13/1988	Application #:	07001314	Filing Dt:	01/08/1987
Title:	DEVICE TO ORIENT ELECTRICAL CONNECTORS IN A SUBSEA WELL

Patent #:	4721132	Issue Dt:	01/26/1988	Application #:	07011163	Filing Dt:	02/04/1987
Title:	SUBSEA FLOWLINE QUICK DISCONNECT COUPLING

Patent #:	4709725	Issue Dt:	12/01/1987	Application #:	07015071	Filing Dt:	02/17/1987
Title:	METAL-TO-METAL SEAL STRUCTURE

Patent #:	4757593	Issue Dt:	07/19/1988	Application #:	07032139	Filing Dt:	03/27/1987
Title:	A METHOD OF LOCKING A CONNECTOR

Patent #:	4747606	Issue Dt:	05/31/1988	Application #:	07032939	Filing Dt:	03/27/1987
Title:	BI-DIRECTIONAL METAL-TO-METAL SEAL

Patent #:	4708376	Issue Dt:	11/24/1987	Application #:	07032940	Filing Dt:	03/27/1987
Title:	HYDRAULIC COLLET-TYPE CONNECTOR

Patent #:	4709933	Issue Dt:	12/01/1987	Application #:	07039060	Filing Dt:	04/16/1987
Title:	TEMPERATURE TRANSIENT RESISTANT SEAL

Patent #:	4770250	Issue Dt:	09/13/1988	Application #:	07048105	Filing Dt:	05/07/1987
Title:	HYDRAULICALLY ACTUATED LOCK PIN FOR WELL PIPE HANGER

Patent #:	4823879	Issue Dt:	04/25/1989	Application #:	07106837	Filing Dt:	10/08/1987
Title:	GUIDELINELESS REENTRY SYSTEM WITH NONROTATING FUNNEL

Patent #:	4823878	Issue Dt:	04/25/1989	Application #:	07106838	Filing Dt:	10/08/1987
Title:	GUIDELINELESS REENTRY SYSTEM WITH FIXED ROLLERS

Patent #:	RE33199	Issue Dt:	04/17/1990	Application #:	07110094	Filing Dt:	10/13/1987
Title:	TEMPERATURE RESISTANT JOINT PACKING WITH E-SHAPED SPRING SEAL

Patent #:	4834177	Issue Dt:	05/30/1989	Application #:	07125623	Filing Dt:	11/25/1987
Title:	UNIDIRECTIONAL FILTER FOR HYDRAULIC SYSTEMS

Patent #:	4771832	Issue Dt:	09/20/1988	Application #:	07130757	Filing Dt:	12/09/1987
Title:	WELLHEAD WITH ECCENTRIC CASING SEAL RING

Patent #:	4751836	Issue Dt:	06/21/1988	Application #:	07131236	Filing Dt:	12/07/1987
Title:	PIPE END CONDITIONER AND METHOD

Patent #:	4846508	Issue Dt:	07/11/1989	Application #:	07133682	Filing Dt:	12/16/1987
Title:	TUBULAR CONNECTOR SYSTEM

Patent #:	4790572	Issue Dt:	12/13/1988	Application #:	07138617	Filing Dt:	12/28/1987
Title:	TAPERED WEDGE PACKOFF ASSEMBLY FOR A CASING HANGER

Patent #:	4796922	Issue Dt:	01/10/1989	Application #:	07139686	Filing Dt:	12/30/1987
Title:	SUBSEA MULTIWAY HYDRAULIC CONNECTOR

Patent #:	4842061	Issue Dt:	06/27/1989	Application #:	07152516	Filing Dt:	02/05/1988
Title:	CASING HANGER PACKOFF WITH C-SHAPED METAL SEAL

Patent #:	4795128	Issue Dt:	01/03/1989	Application #:	07162707	Filing Dt:	03/01/1988
Title:	GATE TYPE KELLY COCK VALVE

Patent #:	4848457	Issue Dt:	07/18/1989	Application #:	07189890	Filing Dt:	05/03/1988
Title:	ANNULUS SLIDING SLEEVE VAVLE

Patent #:	4830121	Issue Dt:	05/16/1989	Application #:	07193425	Filing Dt:	05/12/1988
Title:	BREAK-OUT JOINT WITH SELECTIVE DISABLER

Patent #:	4842307	Issue Dt:	06/27/1989	Application #:	07197922	Filing Dt:	05/24/1988
Title:	WELLHEAD LOAD SUPPORTING SYSTEM

Patent #:	4813496	Issue Dt:	03/21/1989	Application #:	07200890	Filing Dt:	06/01/1988
Title:	DRILL AHEAD TOOL

Patent #:	4817724	Issue Dt:	04/04/1989	Application #:	07234223	Filing Dt:	08/19/1988
Title:	DIVERTER SYSTEM TEST TOOL AND METHOD

Patent #:	4856594	Issue Dt:	08/15/1989	Application #:	07237585	Filing Dt:	08/26/1988
Title:	WELLHEAD CONNECTOR LOCKING DEVICE

100

Patent #:	4893842	Issue Dt:	01/16/1990	Application #:	07250022	Filing Dt:	09/27/1988
Title:	WELLHEAD TIEBACK SYSTEM WITH LOCKING DOGS

Assignor

VETCO GRAY INC.

Exec Dt:

11/28/1989

Assignee

CITIBANK, N.A., AS AGENT

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

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