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Patent Assignment Assignor Details
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Assignor Name : MURDOCK, ANDREW DAVID
Total Assignments: 8
Assignment: 1
Reel/Frame:007017/0144   Pages: 2
Recorded: 06/09/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MURDOCK, ANDREW DAVID
Exec Dt:
04/22/1994
Assignee
1
CAMCO DRILLING GROUP LIMITED OF HYCALOG
OLDENDS LANE INDUSTRIAL ESTATE STONEHOUSE
GLOUCESTERSHIRE, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5417296
NONE
08236475
Correspondence name and address
SCOTT H. BROWN
CAMCO INTERNATIONAL INC.
P.O. BOX 14484
7030 ARDMORE
HOUSTON, TX 77546
Assignment: 2
Reel/Frame:007626/0777   Pages: 2
Recorded: 09/05/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MURDOCK, ANDREW DAVID
Exec Dt:
08/23/1995
Assignee
1
CAMCO DRILLING GROUP LTD OF HYCALOG
OLDENDS LANE INDUSTRIAL ESTATE
STONEHOUSE, GLOUCESTERSHIRE, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5531281
NONE
08275145
Correspondence name and address
SCOTT H. BROWN
CAMCO INTERNATIONAL INC.
P.O. BOX 14484
7030 ARDMORE
HOUSTON, TX 77054
Assignment: 3
Reel/Frame:017465/0186   Pages: 3
Recorded: 04/13/2006
Attorney Dkt #:78.1242
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARTON, STEVEN PAUL
Exec Dt:
04/06/2006
2
MURDOCK, ANDREW DAVID
Exec Dt:
04/06/2006
3
WATSON, GRAHAM RICHARD
Exec Dt:
04/06/2006
Assignee
1
REEDHYCALOG UK LIMITED
OLDENDS INDUSTRIAL ESTATE
STONEHOUSE, UNITED KINGDOM GL10 3RQ
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7308955
US20060213691
11276978
Correspondence name and address
JAYNE SIPPL
400 N. SAM HOUSTON PARKWAY E. #900
HOUSTON, TX 77060
Assignment: 4
Reel/Frame:047097/0640   Pages: 6
Recorded: 10/08/2018
Attorney Dkt #:ULTR-P0010US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUMMA, MATTHEW DOUGLAS
Exec Dt:
07/03/2012
2
MURDOCK, ANDREW DAVID
Exec Dt:
06/15/2012
3
CLEGG, JOHN MARTIN
Exec Dt:
06/14/2012
4
DUBOSE, WILLIAM HENRY
Exec Dt:
07/06/2012
5
BOWDEN, NEAL ALAN
Exec Dt:
07/06/2012
Assignee
1
ULTERRA DRILLING TECHNOLOGIES, L.P.
420 THROCKMORTON STREET, STE. 1110
FORT WORTH, TEXAS 76102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10180032
US20140332286
13891040
Correspondence name and address
HUBBARD JOHNSTON, PLLC
4849 GREENVILLE AVE., STE. 1490
DALLAS, TX 75206
Assignment: 5
Reel/Frame:048248/0223   Pages: 6
Recorded: 02/06/2019
Attorney Dkt #:1121126 (02051US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUMMA, MATTHEW DOUGLAS
Exec Dt:
07/03/2012
2
MURDOCK, ANDREW DAVID
Exec Dt:
06/15/2012
3
CLEGG, JOHN MARTIN
Exec Dt:
06/14/2012
4
DUBOSE, WILLIAM HENRY
Exec Dt:
07/06/2012
5
BOWDEN, NEAL ALAN
Exec Dt:
07/06/2012
Assignee
1
ULTERRA DRILLING TECHNOLOGIES, L.P.
201 MAIN STREET
SUITE 1660
FORT WORTH, TEXAS 76102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10711528
US20190145181
16242784
Correspondence name and address
KILPATRICK TOWNSEND & STOCKTON LLP
607 14TH STREET NW
SUITE 900
WASHINGTON, DC 20005
Assignment: 6
Reel/Frame:031898/0874   Pages: 7
Recorded: 01/06/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIMMONS, ROB A
Exec Dt:
01/03/2014
2
DEEN, CARL ARON
Exec Dt:
01/06/2014
3
MURDOCK, ANDREW DAVID
Exec Dt:
01/06/2014
Assignee
1
ULTERRA DRILLING TECHNOLOGIES, L.P.
420 THROCKMORTON STREET, STE 1110
FORT WORTH, TEXAS 76102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9556683
US20140151133
14093994
Correspondence name and address
ESCO CORPORATION
2141 NW 25TH AVENUE
PORTLAND, OR 97210
Assignment: 7
Reel/Frame:048265/0348   Pages: 9
Recorded: 02/07/2019
Attorney Dkt #:1119515-01451US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIMMONS, ROB A
Exec Dt:
01/03/2014
2
DEEN, CARL ARON
Exec Dt:
01/06/2014
3
MURDOCK, ANDREW DAVID
Exec Dt:
01/06/2014
Assignee
1
ULTERRA DRILLING TECHNOLOGIES, L.P.
201 MAIN STREET
SUITE 1660
FORT WORTH, TEXAS 76102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10563463
US20170211336
15396409
Correspondence name and address
KILPATRICK TOWNSEND & STOCKTON LLP
607 14TH STREET NW
SUITE 900
WASHINGTON, DC 20005
Assignment: 8
Reel/Frame:033005/0053   Pages: 11
Recorded: 06/02/2014
Attorney Dkt #:467
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUMMA, MATTHEW DOUGLAS
Exec Dt:
05/28/2014
2
MURDOCK, ANDREW DAVID
Exec Dt:
04/08/2014
3
CLEGG, JOHN MARTIN
Exec Dt:
11/26/2013
4
DUBOSE, WILLIAM HENRY
Exec Dt:
04/21/2014
5
BOWDEN, NEAL ALAN
Exec Dt:
04/21/2014
Assignee
1
ULTERRA DRILLING TECHNOLOGIES, L.P.
420 THROCKMORTON STREET, STE 1110
FORT WORTH, TEXAS 76102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10160099
US20140069726
14019013
Correspondence name and address
ESCO CORPORATION
2141 NW 25TH AVENUE
PORTLAND, OR 97210

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