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Patent Assignment Assignor Details
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Assignor Name : PORTWOOD, GARY R.
Total Assignments: 24
Assignment: 1
Reel/Frame:005929/0860   Pages: 3
Recorded: 11/26/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/26/1991
2
Exec Dt:
11/26/1991
3
Exec Dt:
11/07/1991
4
Exec Dt:
11/01/1991
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07798435
Correspondence name and address
ROBERT M. VARGO
SMITH INTERNATIONAL, INC.
P. O. BOX 60068
HOUSTON, TX 77205
Assignment: 2
Reel/Frame:008084/0665   Pages: 3
Recorded: 08/15/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/22/1996
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08668109
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 3
Reel/Frame:008202/0047   Pages: 4
Recorded: 09/26/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/11/1996
2
Exec Dt:
09/12/1996
3
Exec Dt:
09/11/1996
4
Exec Dt:
09/11/1996
5
Exec Dt:
09/11/1996
6
Exec Dt:
09/11/1996
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08671517
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 4
Reel/Frame:008529/0170   Pages: 4
Recorded: 04/04/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/04/1997
2
Exec Dt:
04/04/1997
3
Exec Dt:
04/04/1997
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08833366
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 5
Reel/Frame:008990/0775   Pages: 6
Recorded: 02/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/1998
2
Exec Dt:
02/02/1998
3
Exec Dt:
02/09/1998
4
Exec Dt:
02/02/1998
5
Exec Dt:
02/02/1998
6
Exec Dt:
02/09/1998
7
Exec Dt:
02/06/1998
8
Exec Dt:
02/06/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09023264
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 6
Reel/Frame:012752/0815   Pages: 6
Recorded: 03/28/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/1998
2
Exec Dt:
02/02/1998
3
Exec Dt:
02/09/1998
4
Exec Dt:
02/02/1998
5
Exec Dt:
02/02/1998
6
Exec Dt:
02/09/1998
7
Exec Dt:
02/06/1998
8
Exec Dt:
02/06/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09707830
Correspondence name and address
CHRISTIE, PARKER & HALE LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 7
Reel/Frame:012889/0406   Pages: 6
Recorded: 05/09/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/1998
2
Exec Dt:
02/02/1998
3
Exec Dt:
02/09/1998
4
Exec Dt:
02/02/1998
5
Exec Dt:
02/02/1998
6
Exec Dt:
02/09/1998
7
Exec Dt:
02/06/1998
8
Exec Dt:
02/06/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09707612
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 8
Reel/Frame:012970/0510   Pages: 6
Recorded: 08/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/1998
2
Exec Dt:
02/02/1998
3
Exec Dt:
02/09/1998
4
Exec Dt:
02/02/1998
5
Exec Dt:
02/02/1998
6
Exec Dt:
02/09/1998
7
Exec Dt:
02/06/1998
8
Exec Dt:
02/06/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09707614
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 9
Reel/Frame:009190/0334   Pages: 4
Recorded: 05/01/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/27/1998
2
Exec Dt:
03/19/1998
3
Exec Dt:
03/19/1998
4
Exec Dt:
03/18/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08976913
Correspondence name and address
CHRISTIE PARKER & HALE LLP
CONSTANTINE MARANTIDIS
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 10
Reel/Frame:009301/0535   Pages: 3
Recorded: 06/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/30/1998
2
Exec Dt:
06/30/1998
3
Exec Dt:
06/30/1998
Assignee
1
P.O. BOX 60068
HOUSTON, TEXAS 77205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09107639
Correspondence name and address
SMITH INTERNATIONAL, INC.
WESLEY T. NOAH
P.O. BOX 60068
HOUSTON, TX 77205-0068
Assignment: 11
Reel/Frame:009585/0391   Pages: 5
Recorded: 11/16/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/09/1998
2
Exec Dt:
10/15/1998
3
Exec Dt:
10/15/1998
4
Exec Dt:
10/12/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09146095
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 12
Reel/Frame:009585/0461   Pages: 6
Recorded: 11/16/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/21/1998
2
Exec Dt:
10/20/1998
3
Exec Dt:
10/22/1998
4
Exec Dt:
10/20/1998
5
Exec Dt:
10/20/1998
6
Exec Dt:
10/20/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09146154
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 13
Reel/Frame:009639/0001   Pages: 3
Recorded: 12/07/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/07/1998
2
Exec Dt:
12/07/1998
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09206827
Correspondence name and address
ROSENTHAL & OSHA L.L.P.
JONATHAN P. OSHA
700 LOUISIANA STREET, SUITE 4550
HOUSTON, TX 77002
Assignment: 14
Reel/Frame:009796/0021   Pages: 9
Recorded: 03/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/18/1999
2
Exec Dt:
02/18/1999
3
Exec Dt:
02/17/1999
4
Exec Dt:
02/17/1999
5
Exec Dt:
02/17/1999
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09201614
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 15
Reel/Frame:010215/0649   Pages: 10
Recorded: 06/14/1999
Conveyance: CORRECTIVE ASSIGNMENT TO ADD THE NAME OF ROBERT DENTON AS AN ASSIGNOR OF AN ASSIGNMENT PREVIOUSLY RECORDED ON REEL 9796, FRAME 0021; ASSIGNORS HEREBY CONFIRM THE ASSIGNMENT
Assignors
1
Exec Dt:
02/18/1999
2
Exec Dt:
02/18/1999
3
Exec Dt:
02/17/1999
4
Exec Dt:
02/17/1999
5
Exec Dt:
02/17/1999
6
Exec Dt:
02/18/1999
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09201614
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 16
Reel/Frame:009975/0931   Pages: 3
Recorded: 05/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/11/1999
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09206902
Correspondence name and address
ROSENTHAL & OSHA L.L.P.
JONATHAN P. OSHA
700 LOUISIANA, SUITE 4550
HOUSTON, TEXAS 77002
Assignment: 17
Reel/Frame:010712/0935   Pages: 8
Recorded: 03/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/18/2000
2
Exec Dt:
02/18/2000
3
Exec Dt:
02/28/2000
4
Exec Dt:
02/28/2000
5
Exec Dt:
03/03/2000
6
Exec Dt:
02/28/2000
7
Exec Dt:
02/28/2000
8
Exec Dt:
03/06/2000
9
Exec Dt:
02/18/2000
10
Exec Dt:
02/18/2000
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09465631
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 18
Reel/Frame:011630/0848   Pages: 3
Recorded: 03/19/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/05/2001
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09705988
Correspondence name and address
ROSENTHAL & OSHA L.L.P.
RICHARD A. FAGIN
700 LOUISIANA STREET
SUITE 4550
HOUSTON, TEXAS 77002
Assignment: 19
Reel/Frame:012096/0628   Pages: 12
Recorded: 08/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/13/2001
2
Exec Dt:
06/11/2001
3
Exec Dt:
06/11/2001
4
Exec Dt:
06/19/2001
5
Exec Dt:
06/11/2001
6
Exec Dt:
06/13/2001
7
Exec Dt:
06/19/2001
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09858160
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 20
Reel/Frame:012324/0309   Pages: 8
Recorded: 11/27/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/11/2001
2
Exec Dt:
06/19/2001
3
Exec Dt:
06/11/2001
4
Exec Dt:
06/13/2001
5
Exec Dt:
10/17/2001
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09858138
Correspondence name and address
CONLEY, ROSE & TAYON PC
MARCELLA D. WATKINS
POB 3267
HOUSTON, TEXAS 77253-3267
Assignment: 21
Reel/Frame:012952/0706   Pages: 4
Recorded: 06/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/06/2002
2
Exec Dt:
05/07/2002
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10079919
Correspondence name and address
ROSENTHAL & OSHA L.L.P.
RICHARD A. FAGIN
1221 MCKINNEY, SUITE 2800
HOUSTON, TX 77010
Assignment: 22
Reel/Frame:024719/0171   Pages: 6
Recorded: 07/21/2010
Attorney Dkt #:05516/351002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/31/2008
2
Exec Dt:
04/10/2008
3
Exec Dt:
03/31/2008
4
Exec Dt:
04/14/2008
Assignee
1
16740 HARDY STREET
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12059775
Correspondence name and address
JEFFREY S. BERGMAN
909 FANNIN
SUITE 3500
HOUSTON, TX 77010
Assignment: 23
Reel/Frame:054852/0025   Pages: 9
Recorded: 01/08/2021
Attorney Dkt #:IS18.0674-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/30/2019
2
Exec Dt:
07/30/2019
3
Exec Dt:
07/30/2019
4
Exec Dt:
07/30/2019
Assignee
1
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17258512
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 24
Reel/Frame:055503/0346   Pages: 12
Recorded: 03/05/2021
Attorney Dkt #:IS18.0463-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/30/2019
2
Exec Dt:
11/24/2020
3
Exec Dt:
07/31/2019
4
Exec Dt:
07/30/2019
5
Exec Dt:
02/16/2021
6
Exec Dt:
11/23/2020
7
Exec Dt:
07/30/2019
Assignee
1
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17250079
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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