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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:008896/0408   Pages: 4
Recorded: 01/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 14
1
Patent #:
Issue Dt:
01/12/1982
Application #:
06035972
Filing Dt:
05/04/1979
Title:
MAGNETIC TAPE RECORDERS
2
Patent #:
Issue Dt:
06/21/1983
Application #:
06198564
Filing Dt:
10/20/1980
Title:
SWITCH-TUNED FILTERS
3
Patent #:
Issue Dt:
12/07/1982
Application #:
06219454
Filing Dt:
12/22/1980
Title:
DUAL CAPSTAN TAPE TRANSPORT HAVING CONTROLLED TAPE TENSION
4
Patent #:
Issue Dt:
11/25/1986
Application #:
06713717
Filing Dt:
03/19/1985
Title:
GRIPPING DRIVE FOR MAGNETIC TAPE
5
Patent #:
Issue Dt:
12/01/1987
Application #:
06741515
Filing Dt:
06/05/1985
Title:
TRACKING ALIGNMENT FOR A ROTATING MAGNETIC TRANSDUCER HEAD
6
Patent #:
Issue Dt:
03/20/1990
Application #:
07136483
Filing Dt:
12/21/1987
Title:
CAPICITANCE SENSOR FOR DETECTING THE POSITION OF MAGNETIC ROTATING HEADS
7
Patent #:
Issue Dt:
09/26/1989
Application #:
07201236
Filing Dt:
06/02/1988
Title:
ROTARY ELECTRIC COUPLING DEVICE FOR A ROTATING HEAD RECORDER,
8
Patent #:
Issue Dt:
07/03/1990
Application #:
07312152
Filing Dt:
02/21/1989
Title:
TAPE GUIDE DEVICE FOR A MAGNETIC RECORDER/READER
9
Patent #:
Issue Dt:
08/06/1991
Application #:
07353428
Filing Dt:
05/18/1989
Title:
TAPE DRIVE DEVICE FOR A MAGNETIC RECORDER
10
Patent #:
Issue Dt:
04/21/1992
Application #:
07376101
Filing Dt:
07/06/1989
Title:
CIRCUIT FOR ENCODING AND FORMATTING DATA FOR ROTATING HEAD RECORDERS
11
Patent #:
Issue Dt:
02/02/1993
Application #:
07703716
Filing Dt:
05/22/1991
Title:
COUPLING FOR AXIALLY LOCKING A REEL OF A TAPE CASSETTE AND FOR DRIVING IT WITHOUT BACKLASH
12
Patent #:
Issue Dt:
02/15/1994
Application #:
07897115
Filing Dt:
06/11/1992
Title:
METHOD APPARATUS FOR RECORDING AND/OR READING INFORMATION ON A MAGNETIC TAPE
13
Patent #:
Issue Dt:
02/28/1995
Application #:
08109547
Filing Dt:
08/20/1993
Title:
METHOD AND APPARATUS FOR RECORDING AND/OR READING INFORMATION ON A MAGNETIC TAPE
14
Patent #:
Issue Dt:
10/25/1994
Application #:
08203730
Filing Dt:
02/28/1994
Title:
MAGNETIC HEAD HAVING A SYSTEM OF WINDINGS FOR COMPENSATING MAGNETIC LEAKAGE
Assignor
1
Exec Dt:
09/29/1997
Assignee
1
1 RUE NIEUPORT
VELIZY-VILLACOUBLAY, FRANCE 78140
Correspondence name and address
SCHLUMBERGER INDUSTRIES, INC.
LEONARD W. POJUNAS
4960 PEACHTREE INDUSTRIAL BLVD.
STE 250
NORGROSS, CA 30071

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