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Patent Assignment Assignor Details
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Assignor Name : LOCKSTEDT, ALAN W.
Total Assignments: 16
Assignment: 1
Reel/Frame:003971/0301   Pages: 2
Recorded: 12/28/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
VEZIRIAN, EDWARD
Exec Dt:
12/23/1981
2
QUINONES, RICHARD J.
Exec Dt:
12/21/1981
3
LOCKSTEDT, ALAN W.
Exec Dt:
12/22/1981
Assignee
1
SMITH INTERNATIONAL, INC.
4343 VON KARMAN AVE.
A CORP. OF CA
NEWPORT BEACH, CALIFORNIA 92680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4499642
NONE
06334499
Correspondence name and address
ROBERT G. UPTON
SMITH TOOL
P. O. BOX C-19511
IRVINE, CA 92713-9511
Assignment: 2
Reel/Frame:008202/0047   Pages: 4
Recorded: 09/26/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CISNEROS, DENNIS
Exec Dt:
09/11/1996
2
OLIVER, MICHAEL S.
Exec Dt:
09/12/1996
3
LOCKSTEDT, ALAN W.
Exec Dt:
09/11/1996
4
NESE, PER I.
Exec Dt:
09/11/1996
5
PORTWOOD, GARY R.
Exec Dt:
09/11/1996
6
SIRACKI, MICHAEL A.
Exec Dt:
09/11/1996
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5853055
NONE
08671517
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 3
Reel/Frame:009301/0535   Pages: 3
Recorded: 06/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOCKSTEDT, ALAN W.
Exec Dt:
06/30/1998
2
PORTWOOD, GARY R.
Exec Dt:
06/30/1998
3
MCDONOUGH, SCOTT D.
Exec Dt:
06/30/1998
Assignee
1
SMITH INTERNATIONAL, INC.
P.O. BOX 60068
HOUSTON, TEXAS 77205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6640913
US20010004026
09107639
Correspondence name and address
SMITH INTERNATIONAL, INC.
WESLEY T. NOAH
P.O. BOX 60068
HOUSTON, TX 77205-0068
Assignment: 4
Reel/Frame:014842/0519   Pages: 3
Recorded: 12/23/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DENTON, ROBERT M.
Exec Dt:
12/12/2003
2
LOCKSTEDT, ALAN W.
Exec Dt:
12/12/2003
Assignee
1
SMITH INTERNATIONAL INC.
16740 HARDY STREET
HOUSTON, TEXAS 77205-0068
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7121365
US20050133265
10744112
Correspondence name and address
CHRISTIE PARKER & HALE, LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 5
Reel/Frame:016831/0385   Pages: 3
Recorded: 08/02/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DENTON, ROBERT
Exec Dt:
07/12/2005
2
LOCKSTEDT, ALAN W.
Exec Dt:
07/12/2005
3
WHITE, ALYSIA C.
Exec Dt:
07/19/2005
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7267183
US20060254823
11130015
Correspondence name and address
JEFFREY S. BERGMAN
OSHA & LIANG LLP
1221 MCKINNEY ST., SUITE 2800
HOUSTON, TEXAS 77010
Assignment: 6
Reel/Frame:017839/0119   Pages: 4
Recorded: 05/01/2006
Attorney Dkt #:05516/251001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOCKSTEDT, ALAN W.
Exec Dt:
02/28/2006
2
DENTON, ROBERT
Exec Dt:
04/18/2006
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070107940
11273713
Correspondence name and address
JEFFREY S. BERGMAN
OSHA . LIANG LLP
1221 MCKINNEY ST., SUITE 2800
HOUSTON, TX 77010
Assignment: 7
Reel/Frame:018428/0609   Pages: 3
Recorded: 10/24/2006
Attorney Dkt #:5516.268001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOCKSTEDT, ALAN W.
Exec Dt:
08/28/2006
2
OLDHAM, THOMAS W.
Exec Dt:
09/11/2006
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7644786
US20080053709
11511881
Correspondence name and address
JEFFREY S. BERGMAN
1221 MCKINNEY STREET SUITE 2800
HOUSTON, TX 77010
Assignment: 8
Reel/Frame:018435/0016   Pages: 4
Recorded: 10/25/2006
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE TO REMOVE INCORRECT SERIAL NO. 11511811 PREVIOUSLY RECORDED ON REEL 018428 FRAME 0609. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
LOCKSTEDT, ALAN W.
Exec Dt:
08/28/2006
2
OLDHAM, THOMAS W.
Exec Dt:
09/11/2006
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7644786
US20080053709
11511881
Correspondence name and address
JEFFREY S. BERGMAN
1221 MCKINNEY STREET SUITE 2800
HOUSTON, TX 77010
Assignment: 9
Reel/Frame:020368/0253   Pages: 5
Recorded: 01/15/2008
Attorney Dkt #:05516/325002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YOUHE
Exec Dt:
10/12/2007
2
ZHAN, GUODONG
Exec Dt:
10/12/2007
3
SHENG, XIAYANG
Exec Dt:
11/07/2007
4
LOCKSTEDT, ALAN W.
Exec Dt:
10/12/2007
5
GRIFFO, ANTHONY
Exec Dt:
11/05/2007
6
SHEN, YUELIN
Exec Dt:
10/12/2007
7
DENG, HONG
Exec Dt:
10/12/2007
8
KESHAVAN, MADAPUSI K.
Exec Dt:
10/15/2007
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080179104
11939320
Correspondence name and address
JEFFREY S. BERGMAN
1221 MCKINNEY SUITE 2800
HOUSTON, TX 77010
Assignment: 10
Reel/Frame:020479/0253   Pages: 5
Recorded: 02/07/2008
Attorney Dkt #:05516/328002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YOUHE
Exec Dt:
10/12/2007
2
ZHAN, GUODONG
Exec Dt:
10/12/2007
3
SHENG, XIAYANG
Exec Dt:
11/07/2007
4
LOCKSTEDT, ALAN W.
Exec Dt:
10/12/2007
5
SHEN, YUELIN
Exec Dt:
10/12/2007
6
DENG, HONG
Exec Dt:
10/12/2007
7
GRIFFO, ANTHONY
Exec Dt:
11/05/2007
8
KESHAVAN, MADAPUSI K.
Exec Dt:
10/15/2007
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080210473
11939330
Correspondence name and address
JEFFREY S. BERGMAN
1221 MCKINNEY SUITE 2800
HOUSTON, TX 77010
Assignment: 11
Reel/Frame:021374/0668   Pages: 3
Recorded: 08/12/2008
Attorney Dkt #:05516/376001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOCKSTEDT, ALAN W.
Exec Dt:
08/04/2008
2
LOCKWOOD, GREGORY T.
Exec Dt:
07/30/2008
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8617289
US20100038145
12190002
Correspondence name and address
OSHA, LIANG LLP / SMITH
1221 MCKINNEY STREET
SUITE 2800
HOUSTON, TX 77010
Assignment: 12
Reel/Frame:021768/0648   Pages: 5
Recorded: 10/31/2008
Attorney Dkt #:05516/375002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHENG, XIAYANG
Exec Dt:
09/28/2008
2
LOCKSTEDT, ALAN W.
Exec Dt:
09/22/2008
3
LOCKWOOD, GREGORY T.
Exec Dt:
09/24/2008
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8211203
US20090260893
12189992
Correspondence name and address
JEFFREY S. BERGMAN
909 FANNIN SUITE 3500
HOUSTON, TX 77010
Assignment: 13
Reel/Frame:029014/0674   Pages: 4
Recorded: 09/24/2012
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHENG, XIAYANG
Exec Dt:
09/28/2008
2
LOCKSTEDT, ALAN W.
Exec Dt:
09/22/2008
3
LOCKWOOD, GREGORY T.
Exec Dt:
09/24/2008
Assignee
1
SMITH INTERNATIONAL, INC.
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9109272
US20120255793
13529513
Correspondence name and address
LISA K. HOLTHUS
10001 RICHMOND AVE.
IP ADMINISTRATION COE, ROOM 4720
HOUSTON, TX 77042
Assignment: 14
Reel/Frame:023299/0616   Pages: 3
Recorded: 09/29/2009
Attorney Dkt #:05516/363002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOCKSTEDT, ALAN W.
Exec Dt:
08/13/2009
2
LOCKWOOD, GREGORY T.
Exec Dt:
08/25/2009
Assignee
1
SMITH INTERNATIONAL, INC.
1310 RANKIN RD.
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8342268
US20100038147
12539412
Correspondence name and address
JEFFREY S. BERGMAN
909 FANNIN SUITE 3500
HOUSTON, TX 77010
Assignment: 15
Reel/Frame:026016/0608   Pages: 4
Recorded: 03/24/2011
Attorney Dkt #:05516/488002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YANMEI
Exec Dt:
03/22/2011
2
LOCKSTEDT, ALAN W.
Exec Dt:
03/22/2011
3
CHELLAPPA, SUDARSANAM
Exec Dt:
03/22/2011
Assignee
1
SMITH INTERNATIONAL, INC.
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8596345
US20120118559
13070752
Correspondence name and address
JEFFREY S BERGMAN
909 FANNIN STREET, SUITE 3500
HOUSTON, TX 77010
Assignment: 16
Reel/Frame:046992/0605   Pages: 9
Recorded: 09/27/2018
Attorney Dkt #:IS14.8942-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, WENHUI
Exec Dt:
05/10/2018
2
LIU, FENGXIAO
Exec Dt:
05/09/2018
3
LOCKSTEDT, ALAN W.
Exec Dt:
06/05/2018
4
BRINEGAR, DOYLE WAYNE
Exec Dt:
06/19/2018
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10648049
US20160305194
14685847
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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