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Patent Assignment Assignor Details
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Assignor Name : KOITHAN, THOMAS
Total Assignments: 8
Assignment: 1
Reel/Frame:013576/0300   Pages: 3
Recorded: 04/15/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KOITHAN, THOMAS
Exec Dt:
04/08/2003
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD.
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6896055
US20040154832
10360547
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
WILLIAM B. PATTERSON
3040 POST OAK BOULEVARD
SUITE 1500
HOUSTON, TX 77056
Assignment: 2
Reel/Frame:014507/0680   Pages: 3
Recorded: 04/08/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOITHAN, THOMAS
Exec Dt:
03/23/2004
2
RUARK, GRAHAM
Exec Dt:
03/24/2004
3
NEWMAN, JOHN W.
Exec Dt:
03/25/2004
4
HAUGEN, DAVID M.
Exec Dt:
03/22/2004
5
SHAHIN, DAVID
Exec Dt:
03/23/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD.
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7296623
US20040144547
10723290
Correspondence name and address
MOSER PATTERSON & SHERIDAN, LLP
WILLIAM B. PATTERSON
3040 POST OAK BOULEVARD
SUITE 1500
HOUSTON, TX 77056
Assignment: 3
Reel/Frame:020065/0512   Pages: 4
Recorded: 11/05/2007
Attorney Dkt #:WEAT/0310.C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOITHAN, THOMAS
Exec Dt:
03/23/2004
2
RUARK, GRAHAM
Exec Dt:
03/24/2004
3
NEWMAN, JOHN W.
Exec Dt:
03/25/2004
4
HAUGEN, DAVID M.
Exec Dt:
03/22/2004
5
SHAHIN, DAVID
Exec Dt:
03/23/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7594540
US20080047749
11930287
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 4
Reel/Frame:015520/0397   Pages: 4
Recorded: 01/05/2005
Attorney Dkt #:WEAT/0291.P1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOITHAN, THOMAS
Exec Dt:
09/17/2004
2
HAUGEN, DAVID
Exec Dt:
09/15/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7264050
US20050096846
10936438
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 5
Reel/Frame:015963/0954   Pages: 9
Recorded: 04/15/2005
Attorney Dkt #:WEAT/0593.P1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOITHAN, THOMAS
Exec Dt:
02/02/2005
2
YOUNG, ALLEN R.
Exec Dt:
02/01/2005
3
GEORGE, GEOFF
Exec Dt:
02/02/2005
4
BARRY, LAURENCE
Exec Dt:
03/16/2005
5
LEE, BRADLEY
Exec Dt:
02/04/2005
6
HAUGEN, DAVID
Exec Dt:
02/01/2005
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050161260
10977506
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 6
Reel/Frame:022963/0807   Pages: 4
Recorded: 07/16/2009
Attorney Dkt #:WEAT/0933
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDLINGER, THOMAS M.
Exec Dt:
06/21/2009
2
KOITHAN, THOMAS
Exec Dt:
06/15/2009
3
VREELAND, CHRISTOPHER M.
Exec Dt:
06/15/2009
4
HEISKELL, WESLEY DON
Exec Dt:
06/22/2009
5
ANTOINE, ANDREW
Exec Dt:
06/15/2009
6
MCINTIRE, SCOTT
Exec Dt:
06/15/2009
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8991489
US20090266544
12436077
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 7
Reel/Frame:035302/0868   Pages: 4
Recorded: 03/31/2015
Attorney Dkt #:WEAT/0933USD1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDLINGER, THOMAS M.
Exec Dt:
06/21/2009
2
KOITHAN, THOMAS
Exec Dt:
06/15/2009
3
VREELAND, CHRISTOPHER M.
Exec Dt:
06/15/2009
4
HEISKELL, WESLEY DON
Exec Dt:
06/22/2009
5
ANTOINE, ANDREW
Exec Dt:
06/15/2009
6
MCINTIRE, SCOTT
Exec Dt:
06/15/2009
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10145196
US20150211318
14673288
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 8
Reel/Frame:044084/0431   Pages: 3
Recorded: 11/09/2017
Attorney Dkt #:WEAT/1384US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LY, LIZABETH J.
Exec Dt:
10/23/2017
2
KOITHAN, THOMAS
Exec Dt:
10/22/2017
Assignee
1
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10995570
US20190119996
15789262
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046

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