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Patent Assignment Assignor Details
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Assignor Name : SHAHIN, DAVID
Total Assignments: 19
Assignment: 1
Reel/Frame:011005/0009   Pages: 6
Recorded: 08/14/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SNIDER, RANDY GENE
Exec Dt:
07/31/2000
2
SHAHIN, DAVID
Exec Dt:
07/25/2000
3
ALLEN, JOHN TIMOTHY
Exec Dt:
07/31/2000
4
GRAY, KEVIN
Exec Dt:
07/27/2000
5
THOMPSON, GARY
Exec Dt:
07/25/2000
Assignee
1
WEATHERFORD/LAMB, INC.
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6536520
NONE
09550721
Correspondence name and address
GUY MCCLUNG (GUY L. MCCLUNG, III)
GUY MCCLUNG
16690 CHAMPION FOREST DR.
PMB 347
SPRING, TEX 77379-7023
Assignment: 2
Reel/Frame:013376/0102   Pages: 5
Recorded: 10/11/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
09/30/2002
2
HEIDECKE, KARSTEN
Exec Dt:
09/18/2002
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD.
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6892835
US20040016575
10207542
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
WILLIAM B. PATTERSON
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 3
Reel/Frame:018990/0286   Pages: 4
Recorded: 03/09/2007
Attorney Dkt #:WEAT/0239.C2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
09/30/2002
2
HEIDECKE, KARSTEN
Exec Dt:
09/18/2002
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7665551
US20070144730
11566482
Correspondence name and address
CHANCE E. HARDIE
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 4
Reel/Frame:013687/0536   Pages: 11
Recorded: 05/28/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
05/08/2003
2
HABETZ, JEFF
Exec Dt:
05/15/2003
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD.
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7509722
US20040003490
10382353
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
WILLIAM B. PATTERSON
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 5
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: 6
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: 7
Reel/Frame:014995/0094   Pages: 10
Recorded: 08/17/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
08/01/2004
2
HABETZ, JEFF
Exec Dt:
07/06/2004
3
HAUGEN, DAVID M.
Exec Dt:
06/29/2004
4
THOMPSON, GARY
Exec Dt:
06/22/2004
5
PIETRAS, BERND-GEORG
Exec Dt:
06/22/2004
6
HOLLINGSWORTH, JIMMY L.
Exec Dt:
06/24/2004
7
REINHOLDT, BERND
Exec Dt:
07/07/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 1500
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7140445
US20040251050
10794797
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 8
Reel/Frame:014995/0410   Pages: 4
Recorded: 08/17/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
08/01/2004
2
HEIDECKE, KARSTEN
Exec Dt:
07/12/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 1500
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6994176
US20040251055
10794800
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 9
Reel/Frame:015036/0963   Pages: 10
Recorded: 08/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GIROUX, RICHARD L.
Exec Dt:
06/23/2004
2
SHAHIN, DAVID
Exec Dt:
08/01/2004
3
VUYK, JR, ADRIAN
Exec Dt:
06/24/2004
4
THOMPSON, GARY
Exec Dt:
06/23/2004
5
GRAY, KEVIN LEON
Exec Dt:
08/23/2004
6
ALLEN, JOHN TIMOTHY
Exec Dt:
06/30/2004
7
SNIDER, RANDY GENE
Exec Dt:
06/24/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7325610
US20050000691
10795129
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 10
Reel/Frame:017533/0051   Pages: 4
Recorded: 02/01/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
08/01/2004
2
HEIDECKE, KARSTEN
Exec Dt:
07/12/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7448456
US20060124357
11345066
Correspondence name and address
WILLIAM B. PATTERSON
PATTERSON & SHERIDAN, LLP
3040 POST OAK BOULEVARD
SUITE 1500
HOUSTON, TX 77058
Assignment: 11
Reel/Frame:019109/0484   Pages: 10
Recorded: 04/04/2007
Attorney Dkt #:WEAT/0371.C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
08/01/2004
2
HABETZ, JEFF
Exec Dt:
07/06/2004
3
HAUGEN, DAVID M.
Exec Dt:
06/29/2004
4
THOMPSON, GARY
Exec Dt:
06/22/2004
5
PIETRAS, BERND-GEORG
Exec Dt:
06/22/2004
6
HOLLINGSWORTH, JIMMY L.
Exec Dt:
06/24/2004
7
REINHOLDT, BERND
Exec Dt:
07/07/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070169930
11563534
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 12
Reel/Frame:021258/0468   Pages: 10
Recorded: 07/18/2008
Attorney Dkt #:WEAT/0366.C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GIROUX, RICHARD L.
Exec Dt:
06/23/2004
2
SHAHIN, DAVID
Exec Dt:
08/01/2004
3
VUYK, ADRIAN, JR.
Exec Dt:
06/24/2004
4
THOMPSON, GARY
Exec Dt:
06/23/2004
5
GRAY, KEVIN LEON
Exec Dt:
08/23/2004
6
ALLEN, JOHN TIMOTHY
Exec Dt:
06/30/2004
7
SNIDER, RANDY GENE
Exec Dt:
06/24/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7654325
US20080059073
11932769
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 13
Reel/Frame:022094/0556   Pages: 10
Recorded: 01/13/2009
Attorney Dkt #:WEAT/0371.C2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
08/01/2004
2
HABETZ, JEFF
Exec Dt:
07/06/2004
3
HAUGEN, DAVID M.
Exec Dt:
06/29/2004
4
THOMPSON, GARY
Exec Dt:
06/22/2004
5
PIETRAS, BERND-GEORG
Exec Dt:
06/22/2004
6
HOLLINGSWORTH, JIMMY L.
Exec Dt:
06/24/2004
7
REINHOLDT, BERND
Exec Dt:
07/07/2004
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8281877
US20090101332
12237215
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 14
Reel/Frame:016689/0590   Pages: 10
Recorded: 10/26/2005
Attorney Dkt #:WEAT/0611
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GIROUX, RICHARD LEE
Exec Dt:
08/18/2005
2
ODELL, ALBERT C.
Exec Dt:
10/24/2005
3
THOMPSON, GARY
Exec Dt:
08/19/2005
4
HAUGEN, DAVID M.
Exec Dt:
10/05/2005
5
LE, TUONG THANH
Exec Dt:
08/19/2005
6
DUGAL, ROBERT
Exec Dt:
10/12/2005
7
HEIDECKE, KARSTEN
Exec Dt:
08/19/2005
8
SHAHIN, DAVID
Exec Dt:
10/19/2005
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7503397
US20060032638
11193582
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 15
Reel/Frame:017334/0428   Pages: 3
Recorded: 03/20/2006
Attorney Dkt #:WEAT/0620
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SHAHIN, DAVID
Exec Dt:
03/11/2006
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7694744
US20060151181
11331397
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 16
Reel/Frame:017535/0640   Pages: 3
Recorded: 04/27/2006
Attorney Dkt #:WEAT/0621
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
04/12/2006
2
HEIDECKE, KARSTEN
Exec Dt:
04/12/2006
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7845418
US20060180315
11334781
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD.
SUITE 1500
HOUSTON, TX 77056
Assignment: 17
Reel/Frame:017911/0223   Pages: 3
Recorded: 07/11/2006
Attorney Dkt #:WEAT/0647
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SHAHIN, DAVID
Exec Dt:
06/28/2006
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7686088
US20060254866
11382550
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 18
Reel/Frame:023801/0219   Pages: 6
Recorded: 01/18/2010
Attorney Dkt #:WEAT/0647USC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAHIN, DAVID
Exec Dt:
06/28/2006
2
HEIDECKE, KARSTEN
Exec Dt:
12/21/2009
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8020627
US20100108330
12688674
Correspondence name and address
JASON C. HUANG
3040 POST OAK BLVD.
SUITE 1500
HOUSTON, TX 77056
Assignment: 19
Reel/Frame:042745/0542   Pages: 8
Recorded: 06/19/2017
Attorney Dkt #:104120-US3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ANDERSON, TRAVIS J.
Exec Dt:
05/16/2017
2
WHEELER, VIRGINIA D.
Exec Dt:
06/08/2017
3
SHAHIN, DAVID
Exec Dt:
06/08/2017
4
KOEHLER, ANDREW D.
Exec Dt:
05/16/2017
5
HOBART, KARL D.
Exec Dt:
05/16/2017
6
KUB, FRANCIS J.
Exec Dt:
05/16/2017
7
TADJER, MARKO J.
Exec Dt:
05/16/2017
Assignee
1
THE GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE NAVY
875 NORTH RANDOLPH STREET
SUITE 1425
ARLINGTON, VIRGINIA 22203
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9991354
US20170330950
15596933
Correspondence name and address
AMBWE PETERS
4555 OVERLOOK AVE SW
CODE 1008.2
WASHINGTON, DC 20375

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