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Patent Assignment Details

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Reel/Frame:	004728/0498			Pages:	6
		Recorded:	06/08/1987
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Total properties: 107
Page 1 of 2
Pages: 1 2

Patent #:	3519071	Issue Dt:		Application #:	04692587	Filing Dt:
Title:

Patent #:	3530669	Issue Dt:		Application #:	04782231	Filing Dt:
Title:

Patent #:	3605919	Issue Dt:		Application #:	04825322	Filing Dt:
Title:

Patent #:	3594101	Issue Dt:		Application #:	04882022	Filing Dt:
Title:

Patent #:	3662842	Issue Dt:		Application #:	05028344	Filing Dt:
Title:

Patent #:	3651871	Issue Dt:		Application #:	05029469	Filing Dt:
Title:

Patent #:	3648783	Issue Dt:		Application #:	05029471	Filing Dt:
Title:

Patent #:	3664516	Issue Dt:		Application #:	05059454	Filing Dt:
Title:

Patent #:	3685288	Issue Dt:		Application #:	05063403	Filing Dt:
Title:

Patent #:	3666378	Issue Dt:		Application #:	05081468	Filing Dt:
Title:

Patent #:	3749529	Issue Dt:		Application #:	05115239	Filing Dt:
Title:

Patent #:	3709292	Issue Dt:		Application #:	05132361	Filing Dt:
Title:

Patent #:	3743247	Issue Dt:		Application #:	05142168	Filing Dt:
Title:

Patent #:	3797835	Issue Dt:		Application #:	05246187	Filing Dt:
Title:

Patent #:	3795326	Issue Dt:		Application #:	05255657	Filing Dt:
Title:

Patent #:	3791638	Issue Dt:		Application #:	05304857	Filing Dt:
Title:

Patent #:	3782463	Issue Dt:		Application #:	05306391	Filing Dt:
Title:

Patent #:	3778029	Issue Dt:		Application #:	05308686	Filing Dt:
Title:

Patent #:	3858607	Issue Dt:		Application #:	05366125	Filing Dt:
Title:

Patent #:	3805728	Issue Dt:		Application #:	05379232	Filing Dt:
Title:

Patent #:	3873105	Issue Dt:		Application #:	05381415	Filing Dt:
Title:

Patent #:	3889925	Issue Dt:		Application #:	05393614	Filing Dt:
Title:

Patent #:	3858860	Issue Dt:		Application #:	05414159	Filing Dt:
Title:

Patent #:	3891356	Issue Dt:		Application #:	05417941	Filing Dt:
Title:

Patent #:	3964692	Issue Dt:	06/22/1976	Application #:	05548669	Filing Dt:	02/10/1975
Title:	WINCH SPOOL WITH DISC BRAKE SYSTEM

Patent #:	D240626	Issue Dt:		Application #:	05570806	Filing Dt:
Title:

Patent #:	3985093	Issue Dt:	10/12/1976	Application #:	05572891	Filing Dt:	04/30/1975
Title:	ROPE/CHAIN SHEAVE

Patent #:	4040264	Issue Dt:	08/09/1977	Application #:	05635843	Filing Dt:	11/28/1975
Title:	BUOYANT RISER

Patent #:	4036295	Issue Dt:		Application #:	05679226	Filing Dt:
Title:

Patent #:	RE29539	Issue Dt:	02/14/1978	Application #:	05747802	Filing Dt:	12/06/1976
Title:	LEG SUPPORTED OFFSHORE STRUCTURE WITH JACKING APPARATUS

Patent #:	4081174	Issue Dt:	03/28/1978	Application #:	05764379	Filing Dt:	01/31/1977
Title:	PRODUCTION GATE VALVE

Patent #:	4179947	Issue Dt:		Application #:	05824346	Filing Dt:
Title:

Patent #:	4146209	Issue Dt:	03/27/1979	Application #:	05858671	Filing Dt:	12/08/1977
Title:	GATE VALVE DESIGN

Patent #:	4192383	Issue Dt:		Application #:	05902255	Filing Dt:
Title:

Patent #:	4167970	Issue Dt:	09/18/1979	Application #:	05915829	Filing Dt:	06/16/1978
Title:	HANGER APPARATUS FOR SUSPENDING PIPES

Patent #:	4167971	Issue Dt:	09/18/1979	Application #:	05915830	Filing Dt:	06/16/1978
Title:	HANGER APPARATUS FOR SUSPENDING PIPES

Patent #:	4181331	Issue Dt:	01/01/1980	Application #:	05915902	Filing Dt:	06/16/1978
Title:	HANGER APPARATUS FOR SUSPENDING PIPES

Patent #:	4209191	Issue Dt:	06/24/1980	Application #:	05915903	Filing Dt:	06/16/1978
Title:	BREECH BLOCK CONNECTOR

Patent #:	4197766	Issue Dt:		Application #:	05933269	Filing Dt:
Title:

Patent #:	4199847	Issue Dt:		Application #:	06007049	Filing Dt:
Title:

Patent #:	4241788	Issue Dt:	12/30/1980	Application #:	06008183	Filing Dt:	01/31/1979
Title:	MULTIPLE CUP DOWNWELL GAS SEPARATOR

Patent #:	4211281	Issue Dt:	07/08/1980	Application #:	06014036	Filing Dt:	02/22/1979
Title:	ARTICULATED DEEP WATER PRODUCTION SYSTEM

Patent #:	4284142	Issue Dt:	08/18/1981	Application #:	06036658	Filing Dt:	05/07/1979
Title:	METHOD AND APPARATUS FOR REMOTE INSTALLATION AND SERVICING OF UNDERWATER WELL APPARATUS

Patent #:	4252187	Issue Dt:	02/24/1981	Application #:	06036660	Filing Dt:	05/07/1979
Title:	BEARING-EQUIPPED WELL TOOL

Patent #:	4262742	Issue Dt:	04/21/1981	Application #:	06066631	Filing Dt:	08/15/1979
Title:	DOWNHOLE SEAL FOR LOW PROFILE OIL WELL PUMPING INSTALLATIONS

Patent #:	4262748	Issue Dt:	04/21/1981	Application #:	06067733	Filing Dt:	08/20/1979
Title:	REMOTE MULTIPLE STRING WELL COMPLETION

Patent #:	4289206	Issue Dt:	09/15/1981	Application #:	06067745	Filing Dt:	08/20/1979
Title:	REMOTE MULTIPLE STRING WELL COMPLETION

Patent #:	4269268	Issue Dt:	05/26/1981	Application #:	06076185	Filing Dt:	09/17/1979
Title:	HANGER APPARATUS FOR SUSPENDING PIPES WITH POSITIVE RETRIEVAL CAPABILITY

Patent #:	4340117	Issue Dt:	07/20/1982	Application #:	06120044	Filing Dt:	02/11/1980
Title:	UNDERWATER WELL INSTALLATIONS AND HANDLING STRING JOINT THEREFOR

Patent #:	4317587	Issue Dt:	03/02/1982	Application #:	06120045	Filing Dt:	02/11/1980
Title:	SPLIT FASTENING RING AND ASSEMBLIES EMPLOYING SAME

Patent #:	4319773	Issue Dt:	03/16/1982	Application #:	06120046	Filing Dt:	02/11/1980
Title:	FASTENER AND DEVICES IN WHICH LOAD SUPPORTING MEMBERS ARE SECURED THEREBY

Patent #:	4298064	Issue Dt:	11/03/1981	Application #:	06120047	Filing Dt:	02/11/1980
Title:	REMOTELY OPERATED COUPLING AND WELL DEVICES EMPLOYING SAME

Patent #:	4300750	Issue Dt:	11/17/1981	Application #:	06120048	Filing Dt:	02/11/1980
Title:	POSITION INDICATING VALVES

Patent #:	4290483	Issue Dt:	09/22/1981	Application #:	06120052	Filing Dt:	02/11/1980
Title:	LATCH MEANS FOR WELL TOOLS AND COMPONENTS

Patent #:	4333531	Issue Dt:	06/08/1982	Application #:	06120695	Filing Dt:	02/11/1980
Title:	METHOD AND APPARATUS FOR MULTIPLE WELL COMPLETION

Patent #:	4300637	Issue Dt:	11/17/1981	Application #:	06120696	Filing Dt:	02/11/1980
Title:	TOOL FOR REMOTELY DETERMING THE POSITION OF A DEVICE IN AN UNDERWATER WELL ASSEMBLY

Patent #:	4298067	Issue Dt:	11/03/1981	Application #:	06120851	Filing Dt:	02/11/1980
Title:	METHOD AND APPARATUS FOR INSTALLING MULTIPLE PIPE STRINGS IN UNDERWATER WELLS

Patent #:	4451056	Issue Dt:	05/29/1984	Application #:	06170970	Filing Dt:	07/18/1980
Title:	REMOTELY OPERATED UNDERWATER TENSION CONNECTOR

Patent #:	4429902	Issue Dt:	02/07/1984	Application #:	06188584	Filing Dt:	09/18/1980
Title:	REMOTELY RELEASABLE CONNECTOR

Patent #:	4432670	Issue Dt:	02/21/1984	Application #:	06192739	Filing Dt:	10/01/1980
Title:	COMBINATION CONNECTOR AND FLEX JOINT FOR UNDERWATER TENSION ELEMENTS

Patent #:	4319637	Issue Dt:	03/16/1982	Application #:	06204938	Filing Dt:	11/07/1980
Title:	WELL TOOL ORIENTATION SYSTEM WITH REMOTE INDICATOR

Patent #:	4431052	Issue Dt:	02/14/1984	Application #:	06207946	Filing Dt:	11/18/1980
Title:	DOWNHOLE SEAL FOR LOW PROFILE OIL WELL PUMPING INSTALLATIONS

Patent #:	4404863	Issue Dt:	09/20/1983	Application #:	06220435	Filing Dt:	12/29/1980
Title:	COUNTERBALANCED PUMPS AND METHOD OF USING SAME

Patent #:	4408932	Issue Dt:	10/11/1983	Application #:	06221398	Filing Dt:	12/30/1980
Title:	SUBSEA TEMPLATE LEVELLING SYSTEM AND METHOD

Patent #:	4434971	Issue Dt:	03/06/1984	Application #:	06233561	Filing Dt:	02/11/1981
Title:	DRILLING RIG DRAWWORKS HOOK LOAD OVERSPEED PREVENTING SYSTEM

Patent #:	4405261	Issue Dt:	09/20/1983	Application #:	06256507	Filing Dt:	04/22/1981
Title:	SUBSEA TEMPLATE LEVELLING SYSTEM AND METHOD

Patent #:	4449583	Issue Dt:	05/22/1984	Application #:	06304078	Filing Dt:	09/21/1981
Title:	WELL DEVICES WITH ANNULUS CHECK VALVE AND HYDRAULIC BY-PASS

Patent #:	4421164	Issue Dt:	12/20/1983	Application #:	06316395	Filing Dt:	10/29/1981
Title:	WEIGHT-SET PACK-OFF UNIT

Patent #:	4460042	Issue Dt:	07/17/1984	Application #:	06316397	Filing Dt:	10/29/1981
Title:	DUAL RING CASING HANGER

Patent #:	4472080	Issue Dt:	09/18/1984	Application #:	06326328	Filing Dt:	12/01/1981
Title:	METHOD AND APPARATUS FOR INSTALLING AND CONNECTING UNDERWATER FLOWLINES

Patent #:	4490073	Issue Dt:	12/25/1984	Application #:	06326329	Filing Dt:	12/01/1981
Title:	MULTIPLE FLOWLINE CONNECTOR

Patent #:	4497592	Issue Dt:	02/05/1985	Application #:	06326330	Filing Dt:	12/01/1981
Title:	SELF-LEVELLING UNDERWATER STRUCTURE

Patent #:	4422618	Issue Dt:	12/27/1983	Application #:	06326331	Filing Dt:	12/01/1981
Title:	REMOTELY OPERATED VALVE

Patent #:	4472081	Issue Dt:	09/18/1984	Application #:	06326333	Filing Dt:	12/01/1981
Title:	APPARATUS FOR CONNECTING UNDERWATER FLOWLINES

Patent #:	4441740	Issue Dt:	04/10/1984	Application #:	06327445	Filing Dt:	12/04/1981
Title:	CONNECTORS FOR SECURING MEMBERS TOGETHER UNDER LARGE CLAMPING FORCE

Patent #:	4441741	Issue Dt:	04/10/1984	Application #:	06327446	Filing Dt:	12/04/1981
Title:	CONNECTORS FOR SECURING MEMBERS TOGETHER UNDER LARGE CLAMPING FORCE

Patent #:	4441742	Issue Dt:	04/10/1984	Application #:	06327449	Filing Dt:	12/04/1981
Title:	CONNECTORS FOR SECURING MEMBERS TOGETHER UNDER LARGE CLAMPING FORCE

Patent #:	4445807	Issue Dt:	05/01/1984	Application #:	06328791	Filing Dt:	12/08/1981
Title:	DIVERLESS SUBSEA TEMPLATE LEVELLING SYSTEM AND METHOD

Patent #:	4443130	Issue Dt:	04/17/1984	Application #:	06330671	Filing Dt:	12/14/1981
Title:	REMOTELY OPERATED TOOL FOR PERFORMING FUNCTIONS UNDER WATER

Patent #:	4405263	Issue Dt:	09/20/1983	Application #:	06330725	Filing Dt:	12/14/1981
Title:	UNDERWATER DEVICES WITH REMOTELY OPERATED LATCH MEANS

Patent #:	4491351	Issue Dt:	01/01/1985	Application #:	06347069	Filing Dt:	02/08/1982
Title:	HELICAL COIL STAB-IN CONNECTOR

Patent #:	4427072	Issue Dt:	01/24/1984	Application #:	06380910	Filing Dt:	05/21/1982
Title:	METHOD AND APPARATUS FOR DEEP UNDERWATER WELL DRILLING AND COMPLETION

Patent #:	4409027	Issue Dt:	10/11/1983	Application #:	06393192	Filing Dt:	06/28/1982
Title:	ALLOY STEEL FOR ROLL CASTER SHELL

Patent #:	4451170	Issue Dt:	05/29/1984	Application #:	06404812	Filing Dt:	08/03/1982
Title:	APPARATUS FOR CONNECTING A TENSION MEMBER TO AN UNDER-WATER ANCHORING BASE

Patent #:	4439068	Issue Dt:	03/27/1984	Application #:	06422091	Filing Dt:	09/23/1982
Title:	RELEASABLE GUIDE POST MOUNT AND METHOD FOR RECOVERING GUIDE POSTS BY REMOTE OPERATIONS

Patent #:	4460047	Issue Dt:	07/17/1984	Application #:	06422092	Filing Dt:	09/23/1982
Title:	LATERALLY RELEASABLE CONNECTION BETWEEN OUTER WELL MEMBER AND TEMPLATE

Patent #:	4438817	Issue Dt:	03/27/1984	Application #:	06426695	Filing Dt:	09/29/1982
Title:	SUBSEA WELL WITH RETRIEVABLE PIPING DECK

Patent #:	4505614	Issue Dt:	03/19/1985	Application #:	06434474	Filing Dt:	10/15/1982
Title:	CAM ARM CENTRALIZER

Patent #:	4550782	Issue Dt:	11/05/1985	Application #:	06446995	Filing Dt:	12/06/1982
Title:	METHOD AND APPARATUS FOR INDEPENDENT SUPPORT OF WELL PIPE HANGERS

Patent #:	4534706	Issue Dt:	08/13/1985	Application #:	06468341	Filing Dt:	02/22/1983
Title:	SELF-COMPENSATING OSCILLATORY PUMP CONTROL

Patent #:	4599046	Issue Dt:	07/08/1986	Application #:	06482957	Filing Dt:	04/07/1983
Title:	CONTROL IMPROVEMENTS IN DEEP WELL PUMPS

Patent #:	4522450	Issue Dt:	06/11/1985	Application #:	06489116	Filing Dt:	04/27/1983
Title:	BRAKE SYSTEM

Patent #:	4487222	Issue Dt:	12/11/1984	Application #:	06491282	Filing Dt:	05/03/1983
Title:	POPPET TYPE FLUID VALVE WITH REPLACEABLE WEAR SURFACE

Patent #:	4504195	Issue Dt:	03/12/1985	Application #:	06506000	Filing Dt:	06/20/1983
Title:	JET PUMP FOR OIL WELLS

Patent #:	4528738	Issue Dt:	07/16/1985	Application #:	06572916	Filing Dt:	01/23/1984
Title:	DUAL RING CASING HANGER

Patent #:	4519457	Issue Dt:	05/28/1985	Application #:	06580684	Filing Dt:	02/16/1984
Title:	OIL WELL STANDING VALVE

Patent #:	4557628	Issue Dt:	12/10/1985	Application #:	06594418	Filing Dt:	03/28/1984
Title:	METHOD AND APPARATUS FOR REMOTELY CUTTING BROKEN UNDERWATER GUIDELINES

Patent #:	4627519	Issue Dt:	12/09/1986	Application #:	06594795	Filing Dt:	03/29/1984
Title:	HYDRAULIC DISK BRAKE HAVING A BRAKING TORQUE-TO-HYDRAULIC FORCE CONVERTER

Patent #:	4513869	Issue Dt:	04/30/1985	Application #:	06611116	Filing Dt:	05/17/1984
Title:	PEDESTAL CRANE MOUNTING SYSTEM

100

Patent #:	4585213	Issue Dt:	04/29/1986	Application #:	06638426	Filing Dt:	08/07/1984
Title:	WELL DERRICK

Assignor

ARMCO INC

Exec Dt:

03/27/1987

Assignee

NATIONAL SUPPLY COMPANY, INC., A CORP. OF DE

Correspondence name and address
	ARMCO INC.
	703 CURTIS ST.
	MIDDLETOWN, OH 45043

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