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Patent Assignment Assignee Details
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Assignee Name : COMPUTALOG LIMITED
Total Assignments: 12
Assignment: 1
Reel/Frame:008728/0077   Pages: 2
Recorded: 07/16/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TCHAKAROV, BORISLAV J.
Exec Dt:
07/07/1997
Assignee
1
COMPUTALOG LIMITED
2140, 53 8THG AVENUE, G.W.
CALGARY, ALBERTA, CANADA T2P 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5836388
NONE
08893330
Correspondence name and address
FELSMAN, BRADLEY, GUNTER & DILLON, LLP
JAMES E. BRADLEY
9505 ARBORETUM BLVD., #350
AUSTIN, TX 78759
Assignment: 2
Reel/Frame:008737/0431   Pages: 2
Recorded: 08/07/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TCHAKAROV, BORISLAV J.
Exec Dt:
07/28/1997
Assignee
1
COMPUTALOG LIMITED
2140, 53 8TH AVENUE, GW
CALGARY, ALBERTA, CANADA T2P 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5934378
NONE
08908402
Correspondence name and address
FELSMAN, BRADLEY, ET AL
JAMES E. BRADLEY
3600 ESSEX, STE. 1120
HOUSTON, TX 77027
Assignment: 3
Reel/Frame:008788/0917   Pages: 2
Recorded: 08/19/1997
Conveyance: SEE RECORDING AT REEL 010232, FRAME 0502. RE-RECORD TO CORRECT SERIAL NUMBER THAT WAS ERRONEOUSLY ASSIGNED BY THE PATENT AND TRADEMARK OFFICE.
Assignors
1
TCHAKAROV, BORISLAV J.
Exec Dt:
08/06/1997
2
SEUTTER, DANIEL C.
Exec Dt:
08/14/1997
Assignee
1
COMPUTALOG LIMITED
2140, 53 8TH AVENUE, GW
CALGARY, ALBERTA, CANADA T2P 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6002643
NONE
08917624
Correspondence name and address
FELSMAN, BRADLEY, GUNTER ET AL.
JAMES E. BRADLEY
9505 ARBORETUM BLVD., #350
AUSTIN, TX 78759
Assignment: 4
Reel/Frame:010232/0502   Pages: 2
Recorded: 08/19/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TCHAKAROV, BORISLAV J.
Exec Dt:
08/06/1997
2
SEUTTER, DANIEL C.
Exec Dt:
08/14/1997
Assignee
1
COMPUTALOG LIMITED
2140 53 8TH AVENUE, GW
CALGARY, ALBERTA T2P 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6002643
NONE
08917624
Correspondence name and address
FELSMAN, BRADLEY, GUNTER & DILLON, LLP
JAMES E. BRADLEY
9505 ARBORETUM BLVD., #350
AUSTIN, TX 78759
Assignment: 5
Reel/Frame:009560/0675   Pages: 2
Recorded: 10/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MILLER, ROBERT G.
Exec Dt:
10/19/1998
Assignee
1
COMPUTALOG LIMITED
2140, 530 EIGHTH AVENUE SW
CALGARY, ALBERTA, CANADA T2P3S
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6192748
NONE
09183500
Correspondence name and address
FELSMAN, BRADLEY, GUNTER & DILLON, LLP
JAMES E. BRADLEY
3900 ESSEX, SUITE 1120
HOUSTON, TEXAS 77027
Assignment: 6
Reel/Frame:011453/0441   Pages: 4
Recorded: 01/17/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
THOMPSON, LARRY W.
Exec Dt:
09/14/2000
Assignee
1
COMPUTALOG LIMITED
4500, 150 6TH AVENUE
CALGARY, ALBERTA, CANADA T2P 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6703837
NONE
09662973
Correspondence name and address
MARK A. OATHOUT
3730 KIRBY DRIVE
SUITE 830
HOUSTON, TX 77098
Assignment: 7
Reel/Frame:011459/0968   Pages: 5
Recorded: 01/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WISLER, MACMILLAN M.
Exec Dt:
09/14/2000
Assignee
1
COMPUTALOG LIMITED
4500, 150 6TH AVENUE
CALGARY ALBERTA, CANADA T2P 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6703837
NONE
09662973
Correspondence name and address
MARK A. OATHOUT
3730 KIRBY DRIVE, SUITE 830
HOUSTON, TX 77098
Assignment: 8
Reel/Frame:013348/0202   Pages: 3
Recorded: 10/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WU, JIAN-QUN
Exec Dt:
08/15/2001
Assignee
1
COMPUTALOG LIMITED
4500, 150-6TH AVENUE, S.W.
CALGARY, ALBERTA T2P 3Y7, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6585061
US20030070844
09976129
Correspondence name and address
MARK A. OATHOUT
3730 KIRBY DRIVE, SUITE 830
HOUSTON, TEXAS 77098
Assignment: 9
Reel/Frame:013348/0222   Pages: 3
Recorded: 10/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LAMONDE, MICHAEL L.
Exec Dt:
08/15/2001
Assignee
1
COMPUTALOG LIMITED
4500, 150-6TH AVENUE, S.W.
CALGARY
ALBERTA T2P 3Y7, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6585061
US20030070844
09976129
Correspondence name and address
MARK A. OATHOUT
3730 KIRBY DRIVE
SUITE 830
HOUSTON, TX 77098
Assignment: 10
Reel/Frame:013353/0168   Pages: 3
Recorded: 09/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RADZINSKI, PAUL
Exec Dt:
08/15/2001
Assignee
1
COMPUTALOG LIMITED
4500, 1500-6TH AVENUE S.W.
CALGARY
ALBERTA T2P 3Y7, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6585061
US20030070844
09976129
Correspondence name and address
MARK A. OATHOUT
3730 KIRBY DRIVE, SUITE 830
HOUSTON, TX 77098
Assignment: 11
Reel/Frame:013806/0416   Pages: 3
Recorded: 10/03/2002
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF THE ASSIGNOR. DOCUMENT PREVIOUSLY RECORDED AT REEL 013348 FRAME 0222.
Assignor
1
LARRONDE, MICHAEL L.
Exec Dt:
08/15/2001
Assignee
1
COMPUTALOG LIMITED
4500, 150-6TH AVENUE S.W.
CALGARY, ALBERTA T2P 3Y7, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6585061
US20030070844
09976129
Correspondence name and address
MARK A. OATHOUT
3730 KIRBY DRIVE
STE. 830
HOUSTON, TX 77098
Assignment: 12
Reel/Frame:013238/0046   Pages: 3
Recorded: 08/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TROTECHAUD, KEVIN
Exec Dt:
08/20/2002
Assignee
1
COMPUTALOG LIMITED
150 - 6TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 3Y7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6742602
US20030041723
10228892
Correspondence name and address
DECKER, JONES, MCMACKIN, MCCLANE, ET AL.
GEOFFREY A. MANTOOTH
BRUNETT PLAZA, SUITE 2000
801 CHERRY STREET, UNIT #46
FORT WORTH, TX 76102

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