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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:	005013/0843			Pages:	10
		Recorded:	01/17/1989
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Total properties: 115
Page 1 of 2
Pages: 1 2

Patent #:	3592347	Issue Dt:		Application #:	04790643	Filing Dt:
Title:

Patent #:	3589742	Issue Dt:		Application #:	04851663	Filing Dt:
Title:

Patent #:	3612627	Issue Dt:		Application #:	04860287	Filing Dt:
Title:

Patent #:	3592515	Issue Dt:		Application #:	04860288	Filing Dt:
Title:

Patent #:	3571936	Issue Dt:		Application #:	04862109	Filing Dt:
Title:

Patent #:	3588162	Issue Dt:		Application #:	04862561	Filing Dt:
Title:

Patent #:	3616941	Issue Dt:		Application #:	04868541	Filing Dt:
Title:

Patent #:	3635105	Issue Dt:		Application #:	04887797	Filing Dt:
Title:

Patent #:	3675900	Issue Dt:		Application #:	05019582	Filing Dt:
Title:

Patent #:	3648814	Issue Dt:		Application #:	05019601	Filing Dt:
Title:

Patent #:	3625095	Issue Dt:		Application #:	05022293	Filing Dt:
Title:

Patent #:	3629927	Issue Dt:		Application #:	05023613	Filing Dt:
Title:

Patent #:	3648858	Issue Dt:		Application #:	05035370	Filing Dt:
Title:

Patent #:	3655071	Issue Dt:		Application #:	05040986	Filing Dt:
Title:

Patent #:	3695669	Issue Dt:		Application #:	05085594	Filing Dt:
Title:

Patent #:	3753552	Issue Dt:		Application #:	05127892	Filing Dt:
Title:

Patent #:	3739663	Issue Dt:		Application #:	05134553	Filing Dt:
Title:

Patent #:	3691875	Issue Dt:		Application #:	05134554	Filing Dt:
Title:

Patent #:	3706243	Issue Dt:		Application #:	05134661	Filing Dt:
Title:

Patent #:	3704638	Issue Dt:		Application #:	05147058	Filing Dt:
Title:

Patent #:	3704638	Issue Dt:		Application #:	05147058	Filing Dt:
Title:

Patent #:	3719237	Issue Dt:		Application #:	05155054	Filing Dt:
Title:

Patent #:	3719237	Issue Dt:		Application #:	05155054	Filing Dt:
Title:

Patent #:	3719236	Issue Dt:		Application #:	05155163	Filing Dt:
Title:

Patent #:	3719236	Issue Dt:		Application #:	05155163	Filing Dt:
Title:

Patent #:	3804268	Issue Dt:		Application #:	05160641	Filing Dt:
Title:

Patent #:	3804268	Issue Dt:		Application #:	05160641	Filing Dt:
Title:

Patent #:	3768663	Issue Dt:		Application #:	05188410	Filing Dt:
Title:

Patent #:	3768663	Issue Dt:		Application #:	05188410	Filing Dt:
Title:

Patent #:	3844420	Issue Dt:		Application #:	05197553	Filing Dt:
Title:

Patent #:	3844420	Issue Dt:		Application #:	05197553	Filing Dt:
Title:

Patent #:	3780815	Issue Dt:		Application #:	05216216	Filing Dt:
Title:

Patent #:	3780815	Issue Dt:		Application #:	05216216	Filing Dt:
Title:

Patent #:	3917230	Issue Dt:		Application #:	05220284	Filing Dt:
Title:

Patent #:	3917230	Issue Dt:		Application #:	05220284	Filing Dt:
Title:

Patent #:	3796418	Issue Dt:		Application #:	05227522	Filing Dt:
Title:

Patent #:	3796418	Issue Dt:		Application #:	05227522	Filing Dt:
Title:

Patent #:	3803953	Issue Dt:		Application #:	05230835	Filing Dt:
Title:

Patent #:	3803953	Issue Dt:		Application #:	05230835	Filing Dt:
Title:

Patent #:	RE27724	Issue Dt:		Application #:	05264697	Filing Dt:
Title:

Patent #:	RE27724	Issue Dt:		Application #:	05264697	Filing Dt:
Title:

Patent #:	3801071	Issue Dt:		Application #:	05295758	Filing Dt:
Title:

Patent #:	3801071	Issue Dt:		Application #:	05295758	Filing Dt:
Title:

Patent #:	3881375	Issue Dt:		Application #:	05314285	Filing Dt:
Title:

Patent #:	3881375	Issue Dt:		Application #:	05314285	Filing Dt:
Title:

Patent #:	3799364	Issue Dt:		Application #:	05321488	Filing Dt:
Title:

Patent #:	3799364	Issue Dt:		Application #:	05321488	Filing Dt:
Title:

Patent #:	3845784	Issue Dt:		Application #:	05357719	Filing Dt:
Title:

Patent #:	3845784	Issue Dt:		Application #:	05357719	Filing Dt:
Title:

Patent #:	3884519	Issue Dt:		Application #:	05393085	Filing Dt:
Title:

Patent #:	3884519	Issue Dt:		Application #:	05393085	Filing Dt:
Title:

Patent #:	3882377	Issue Dt:		Application #:	05462276	Filing Dt:
Title:

Patent #:	3882377	Issue Dt:		Application #:	05462276	Filing Dt:
Title:

Patent #:	3892148	Issue Dt:		Application #:	05493993	Filing Dt:
Title:

Patent #:	3892148	Issue Dt:		Application #:	05493993	Filing Dt:
Title:

Patent #:	3937515	Issue Dt:		Application #:	05526206	Filing Dt:
Title:

Patent #:	3937515	Issue Dt:		Application #:	05526206	Filing Dt:
Title:

Patent #:	3929235	Issue Dt:		Application #:	05526207	Filing Dt:
Title:

Patent #:	3929235	Issue Dt:		Application #:	05526207	Filing Dt:
Title:

Patent #:	3937514	Issue Dt:		Application #:	05526208	Filing Dt:
Title:

Patent #:	3937514	Issue Dt:		Application #:	05526208	Filing Dt:
Title:

Patent #:	4042123	Issue Dt:	08/16/1977	Application #:	05547375	Filing Dt:
Title:	AUTOMATED PIPE HANDLING SYSTEM

Patent #:	4042123	Issue Dt:	08/16/1977	Application #:	05547375	Filing Dt:
Title:	AUTOMATED PIPE HANDLING SYSTEM

Patent #:	3976207	Issue Dt:		Application #:	05565953	Filing Dt:
Title:

Patent #:	3966054	Issue Dt:		Application #:	05579985	Filing Dt:
Title:

Patent #:	3978993	Issue Dt:		Application #:	05589830	Filing Dt:
Title:

Patent #:	3978993	Issue Dt:		Application #:	05589830	Filing Dt:
Title:

Patent #:	3999811	Issue Dt:		Application #:	05607314	Filing Dt:
Title:

Patent #:	3999811	Issue Dt:		Application #:	05607314	Filing Dt:
Title:

Patent #:	3996737	Issue Dt:		Application #:	05639525	Filing Dt:
Title:

Patent #:	3996737	Issue Dt:		Application #:	05639525	Filing Dt:
Title:

Patent #:	3999260	Issue Dt:		Application #:	05647760	Filing Dt:
Title:

Patent #:	3999260	Issue Dt:		Application #:	05647760	Filing Dt:
Title:

Patent #:	4030746	Issue Dt:		Application #:	05680301	Filing Dt:
Title:

Patent #:	4030746	Issue Dt:		Application #:	05680301	Filing Dt:
Title:

Patent #:	4111235	Issue Dt:		Application #:	05702557	Filing Dt:
Title:

Patent #:	4111235	Issue Dt:		Application #:	05702557	Filing Dt:
Title:

Patent #:	4163401	Issue Dt:		Application #:	05777672	Filing Dt:
Title:

Patent #:	4128888	Issue Dt:		Application #:	05777677	Filing Dt:
Title:

Patent #:	4128888	Issue Dt:		Application #:	05777677	Filing Dt:
Title:

Patent #:	4187546	Issue Dt:	02/05/1980	Application #:	05777724	Filing Dt:	03/15/1977
Title:	COMPUTER-CONTROLLED OIL DRILLING RIG HAVING DRAWWORKS MOTOR AND BRAKE CONTROL ARRANGEMENT

Patent #:	4187546	Issue Dt:	02/05/1980	Application #:	05777724	Filing Dt:	03/15/1977
Title:	COMPUTER-CONTROLLED OIL DRILLING RIG HAVING DRAWWORKS MOTOR AND BRAKE CONTROL ARRANGEMENT

Patent #:	4139891	Issue Dt:		Application #:	05777786	Filing Dt:
Title:

Patent #:	4139891	Issue Dt:		Application #:	05777786	Filing Dt:
Title:

Patent #:	4119837	Issue Dt:		Application #:	05777927	Filing Dt:
Title:

Patent #:	4119837	Issue Dt:		Application #:	05777927	Filing Dt:
Title:

Patent #:	4126348	Issue Dt:		Application #:	05794003	Filing Dt:
Title:

Patent #:	4202225	Issue Dt:	05/13/1980	Application #:	05875394	Filing Dt:	02/06/1978
Title:	METHOD AND APPARATUS FOR MANUFACTURING PLASTIC LENSES

Patent #:	4186973	Issue Dt:		Application #:	05927868	Filing Dt:
Title:

Patent #:	4186973	Issue Dt:		Application #:	05927868	Filing Dt:
Title:

Patent #:	4327261	Issue Dt:	04/27/1982	Application #:	06003035	Filing Dt:	01/12/1979
Title:	APPARATUS FOR SENSING A DISTENDED LOCATION ON A DRILL PIPE

Patent #:	4327261	Issue Dt:	04/27/1982	Application #:	06003035	Filing Dt:	01/12/1979
Title:	APPARATUS FOR SENSING A DISTENDED LOCATION ON A DRILL PIPE

Patent #:	4202225	Issue Dt:	05/13/1980	Application #:	06026820	Filing Dt:	04/04/1979
Title:	POWER TONGS CONTROL ARRANGEMENT

Patent #:	4202225	Issue Dt:	05/13/1980	Application #:	06026820	Filing Dt:	04/04/1979
Title:	POWER TONGS CONTROL ARRANGEMENT

Patent #:	4304433	Issue Dt:	12/08/1981	Application #:	06130761	Filing Dt:	03/17/1980
Title:	PIPE GRIPPING HEAD

Patent #:	4304433	Issue Dt:	12/08/1981	Application #:	06130761	Filing Dt:	03/17/1980
Title:	PIPE GRIPPING HEAD

Patent #:	4345864	Issue Dt:	08/24/1982	Application #:	06130762	Filing Dt:	03/17/1980
Title:	PIPE MANIPULATOR

Patent #:	4345864	Issue Dt:	08/24/1982	Application #:	06130762	Filing Dt:	03/17/1980
Title:	PIPE MANIPULATOR

Patent #:	4333209	Issue Dt:	06/08/1982	Application #:	06165585	Filing Dt:	07/03/1980
Title:	ROTARY POWER SLIPS

100

Patent #:	4333209	Issue Dt:	06/08/1982	Application #:	06165585	Filing Dt:	07/03/1980
Title:	ROTARY POWER SLIPS

Assignor

HUGHES TOOL CONPANY-USA

Exec Dt:

09/29/1988

Assignee

VARCO INTERNATIONAL, INC., A CA. CORP.

800 NORTH ECKHOFF STREET

ORANGE, CALIFORNIA 95668

Correspondence name and address
	VARCO INTERNATIONAL, INC.
	800 NORTH ECKHOFF STREET
	ORANGE, CA. 92668

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