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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:016446/0373   Pages: 12
Recorded: 04/12/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 7
1
Patent #:
Issue Dt:
03/19/1996
Application #:
08099621
Filing Dt:
07/30/1993
Title:
MULTIPLE TRANSMIT FREQUENCY INDUCTION LOGGING SYSTEM WITH CLOSED LOOP CONVERSION CIRCUITRY FOR PHASE AND GAIN VARIATION ELIMINATION
2
Patent #:
Issue Dt:
05/04/1999
Application #:
08878545
Filing Dt:
06/19/1997
Title:
FORMATION DENSITY MEASUREMENT UTILIZING PULSED NEUTRONS
3
Patent #:
Issue Dt:
02/22/2000
Application #:
08939247
Filing Dt:
09/28/1997
Title:
DATA AQUISITION AND REDUCTION METHOD FOR MULTI-COMPONENT FLOW
4
Patent #:
Issue Dt:
11/21/2000
Application #:
09036287
Filing Dt:
03/06/1998
Title:
INFERENTIAL MEASUREMENT OF PHOTOELECTRIC ABSORPTION CROSS-SECTION OF GEOLOGIC FORMATIONS FROM NEUTRON-INDUCED, GAMMA-RAY SPECTROSCOPY
5
Patent #:
Issue Dt:
04/18/2000
Application #:
09141796
Filing Dt:
08/28/1998
Title:
METHOD AND APPARATUS FOR ACOUSTIC LOGGING OF FLUID DENSITY AND WET CEMENT PLUGS IN BOREHOLES
6
Patent #:
Issue Dt:
02/20/2001
Application #:
09329215
Filing Dt:
06/10/1999
Title:
METHOD AND APPARATUS FOR ACOUSTIC LOGGING OF FLUID DENSITY AND WET CEMENT PLUGS IN BOREHOLES
7
Patent #:
Issue Dt:
03/25/2003
Application #:
09443409
Filing Dt:
11/19/1999
Title:
METHOD AND APPARATUS FOR ACOUSTIC LOGGING OF FLUID DENSITY AND WET CEMENT PLUGS IN BOREHOLES
Assignor
1
Exec Dt:
07/01/1991
Assignee
1
363 N. SAM HOUSTON PARKWAY EAST
SUITE 1700
HOUSTON, TEXAS 77060
Correspondence name and address
PATRICK H. MCCOLLUM
363 N. SAM HOUSTON PARKWAY EAST
SUITE 1700
HOUSTON, TX 77060

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