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

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

Patent #:	3489436	Issue Dt:	01/13/1970	Application #:	04503047	Filing Dt:	10/23/1965
Title:	APPARATUS FOR HANGING WELL BORE CASING

Patent #:	3492026	Issue Dt:	01/27/1970	Application #:	04503561	Filing Dt:	10/23/1965
Title:	WELL BORE CASING HANGER APPARATUS

Patent #:	3492866	Issue Dt:		Application #:	04645992	Filing Dt:
Title:

Patent #:	3484912	Issue Dt:		Application #:	04654131	Filing Dt:
Title:

Patent #:	3496728	Issue Dt:		Application #:	04659680	Filing Dt:
Title:

Patent #:	3509908	Issue Dt:		Application #:	04686434	Filing Dt:
Title:

Patent #:	3489212	Issue Dt:		Application #:	04695184	Filing Dt:
Title:

Patent #:	3521911	Issue Dt:		Application #:	04711039	Filing Dt:
Title:

Patent #:	3523578	Issue Dt:	08/11/1970	Application #:	04729716	Filing Dt:	05/16/1968
Title:	RISER DRILLING SYSTEM WITH CONTROLLED DEFLECTION GIMBAL JOINTS

Patent #:	3478822	Issue Dt:		Application #:	04732802	Filing Dt:
Title:

Patent #:	3489214	Issue Dt:		Application #:	04734642	Filing Dt:
Title:

Patent #:	3489221	Issue Dt:		Application #:	04737758	Filing Dt:
Title:

Patent #:	3528686	Issue Dt:		Application #:	04739341	Filing Dt:
Title:

Patent #:	3561527	Issue Dt:	02/09/1971	Application #:	04772521	Filing Dt:	11/01/1968
Title:	HYDRAULICALLY SET CASING HANGER APPARATUS AND PACKING SLEEVE

Patent #:	3587733	Issue Dt:		Application #:	04772717	Filing Dt:
Title:

Patent #:	3543847	Issue Dt:	12/01/1970	Application #:	04778404	Filing Dt:	11/25/1968
Title:	CASING HANGER APPARATUS

Patent #:	3604453	Issue Dt:		Application #:	04786667	Filing Dt:
Title:

Patent #:	3536342	Issue Dt:		Application #:	04799800	Filing Dt:
Title:

Patent #:	3592489	Issue Dt:	07/13/1971	Application #:	04807730	Filing Dt:	03/17/1969
Title:	HOUSINGS WITH CONTRACTABLE WELL CASING HANGER SEATS

Patent #:	3661409	Issue Dt:		Application #:	04850169	Filing Dt:
Title:

Patent #:	3664689	Issue Dt:		Application #:	04850194	Filing Dt:
Title:

Patent #:	3606393	Issue Dt:		Application #:	04855535	Filing Dt:
Title:

Patent #:	3656549	Issue Dt:		Application #:	04858765	Filing Dt:
Title:

Patent #:	3603401	Issue Dt:		Application #:	04868319	Filing Dt:
Title:

Patent #:	3590922	Issue Dt:		Application #:	04876809	Filing Dt:
Title:

Patent #:	3638732	Issue Dt:	02/01/1972	Application #:	05002241	Filing Dt:	01/12/1970
Title:	UNDER WATER WELL HEAD ELECTRIC CONNECTION APPARATUS FOR SUBMERGED ELEC TRIC MOTOR DRIVEN WELL PUMPS AND METHOD OF INSTALLATION

Patent #:	3647245	Issue Dt:		Application #:	05003400	Filing Dt:
Title:

Patent #:	3710659	Issue Dt:		Application #:	05015390	Filing Dt:
Title:

Patent #:	3695633	Issue Dt:		Application #:	05020920	Filing Dt:
Title:

Patent #:	3695633	Issue Dt:		Application #:	05020920	Filing Dt:
Title:

Patent #:	3625282	Issue Dt:		Application #:	05021172	Filing Dt:
Title:

Patent #:	3664423	Issue Dt:		Application #:	05021980	Filing Dt:
Title:

Patent #:	3684016	Issue Dt:		Application #:	05025537	Filing Dt:
Title:

Patent #:	3638725	Issue Dt:		Application #:	05037527	Filing Dt:
Title:

Patent #:	3638725	Issue Dt:		Application #:	05037527	Filing Dt:
Title:

Patent #:	3625283	Issue Dt:		Application #:	05037528	Filing Dt:
Title:

Patent #:	3649032	Issue Dt:	03/14/1972	Application #:	05047982	Filing Dt:	06/22/1970
Title:	APPARATUS FOR SEALING AN ANNULAR SPACE

Patent #:	3667547	Issue Dt:		Application #:	05067005	Filing Dt:
Title:

Patent #:	3709291	Issue Dt:		Application #:	05068062	Filing Dt:
Title:

Patent #:	3718316	Issue Dt:		Application #:	05069758	Filing Dt:
Title:

Patent #:	3722585	Issue Dt:		Application #:	05105919	Filing Dt:
Title:

Patent #:	3716100	Issue Dt:		Application #:	05105927	Filing Dt:
Title:

Patent #:	3721294	Issue Dt:	03/20/1973	Application #:	05105928	Filing Dt:	01/12/1971
Title:	UNDERWATER PIPE CONNECTION APPARATUS

Patent #:	3721293	Issue Dt:		Application #:	05115570	Filing Dt:
Title:

Patent #:	3719070	Issue Dt:		Application #:	05122304	Filing Dt:
Title:

Patent #:	3726341	Issue Dt:		Application #:	05123805	Filing Dt:
Title:

Patent #:	3693714	Issue Dt:		Application #:	05123983	Filing Dt:
Title:

Patent #:	3688841	Issue Dt:		Application #:	05124236	Filing Dt:
Title:

Patent #:	3713485	Issue Dt:		Application #:	05124411	Filing Dt:
Title:

Patent #:	3746372	Issue Dt:		Application #:	05147502	Filing Dt:
Title:

Patent #:	3746372	Issue Dt:		Application #:	05147502	Filing Dt:
Title:

Patent #:	3768774	Issue Dt:		Application #:	05153733	Filing Dt:
Title:

Patent #:	3768774	Issue Dt:		Application #:	05153733	Filing Dt:
Title:

Patent #:	3710860	Issue Dt:		Application #:	05167784	Filing Dt:
Title:

Patent #:	3710860	Issue Dt:		Application #:	05167784	Filing Dt:
Title:

Patent #:	3782458	Issue Dt:		Application #:	05169036	Filing Dt:
Title:

Patent #:	3782458	Issue Dt:		Application #:	05169036	Filing Dt:
Title:

Patent #:	3768842	Issue Dt:		Application #:	05169199	Filing Dt:
Title:

Patent #:	3768842	Issue Dt:		Application #:	05169199	Filing Dt:
Title:

Patent #:	3721292	Issue Dt:		Application #:	05169200	Filing Dt:
Title:

Patent #:	3721292	Issue Dt:		Application #:	05169200	Filing Dt:
Title:

Patent #:	3797864	Issue Dt:		Application #:	05193312	Filing Dt:
Title:

Patent #:	3797864	Issue Dt:		Application #:	05193312	Filing Dt:
Title:

Patent #:	3850237	Issue Dt:		Application #:	05194187	Filing Dt:
Title:

Patent #:	3850237	Issue Dt:		Application #:	05194187	Filing Dt:
Title:

Patent #:	3793835	Issue Dt:		Application #:	05222919	Filing Dt:
Title:

Patent #:	3793835	Issue Dt:		Application #:	05222919	Filing Dt:
Title:

Patent #:	3780802	Issue Dt:		Application #:	05252101	Filing Dt:
Title:

Patent #:	3780802	Issue Dt:		Application #:	05252101	Filing Dt:
Title:

Patent #:	3789875	Issue Dt:		Application #:	05253512	Filing Dt:
Title:

Patent #:	3789875	Issue Dt:		Application #:	05253512	Filing Dt:
Title:

Patent #:	3797366	Issue Dt:		Application #:	05271770	Filing Dt:
Title:

Patent #:	3797366	Issue Dt:		Application #:	05271770	Filing Dt:
Title:

Patent #:	3797139	Issue Dt:		Application #:	05283473	Filing Dt:
Title:

Patent #:	3797139	Issue Dt:		Application #:	05283473	Filing Dt:
Title:

Patent #:	3806168	Issue Dt:		Application #:	05286754	Filing Dt:
Title:

Patent #:	3806168	Issue Dt:		Application #:	05286754	Filing Dt:
Title:

Patent #:	3811709	Issue Dt:		Application #:	05286755	Filing Dt:
Title:

Patent #:	3811709	Issue Dt:		Application #:	05286755	Filing Dt:
Title:

Patent #:	3854695	Issue Dt:		Application #:	05293007	Filing Dt:
Title:

Patent #:	3854695	Issue Dt:		Application #:	05293007	Filing Dt:
Title:

Patent #:	3865625	Issue Dt:		Application #:	05297239	Filing Dt:
Title:

Patent #:	3865625	Issue Dt:		Application #:	05297239	Filing Dt:
Title:

Patent #:	3837684	Issue Dt:		Application #:	05301781	Filing Dt:
Title:

Patent #:	3837684	Issue Dt:		Application #:	05301781	Filing Dt:
Title:

Patent #:	3827728	Issue Dt:	08/06/1974	Application #:	05301840	Filing Dt:	10/30/1972
Title:	PIPE CONNECTORS

Patent #:	3827728	Issue Dt:	08/06/1974	Application #:	05301840	Filing Dt:	10/30/1972
Title:	PIPE CONNECTORS

Patent #:	3866896	Issue Dt:		Application #:	05346759	Filing Dt:
Title:

Patent #:	3866896	Issue Dt:		Application #:	05346759	Filing Dt:
Title:

Patent #:	3814179	Issue Dt:		Application #:	05358387	Filing Dt:
Title:

Patent #:	3814179	Issue Dt:		Application #:	05358387	Filing Dt:
Title:

Patent #:	3807497	Issue Dt:		Application #:	05358451	Filing Dt:
Title:

Patent #:	3807497	Issue Dt:		Application #:	05358451	Filing Dt:
Title:

Patent #:	3871622	Issue Dt:		Application #:	05378963	Filing Dt:
Title:

Patent #:	3871622	Issue Dt:		Application #:	05378963	Filing Dt:
Title:

Patent #:	3866677	Issue Dt:		Application #:	05386431	Filing Dt:
Title:

Patent #:	3866677	Issue Dt:		Application #:	05386431	Filing Dt:
Title:

Patent #:	3897045	Issue Dt:		Application #:	05396493	Filing Dt:
Title:

Patent #:	3897045	Issue Dt:		Application #:	05396493	Filing Dt:
Title:

100

Patent #:	3895780	Issue Dt:		Application #:	05417209	Filing Dt:
Title:

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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