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Patent Assignment Assignor Details
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Assignor Name : STEPHENSON, CHRISTOPHER J.
Total Assignments: 13
Assignment: 1
Reel/Frame:009404/0217   Pages: 5
Recorded: 08/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICKARDS, ALLAN R.
Exec Dt:
07/06/1998
2
BRANNON, HAROLD D.
Exec Dt:
07/06/1998
3
RAE, PHILIP J.
Exec Dt:
07/14/1998
4
DILULLO, GINO A.
Exec Dt:
07/26/1998
5
STEPHENSON, CHRISTOPHER J.
Exec Dt:
07/06/1998
Assignee
1
B J SERVICES COMPANY
5500 NORTHWEST CENTRAL DR.
HOUSTON, TEXAS 77092
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6059034
NONE
09085416
Correspondence name and address
ARNOLD, WHITE & DURKEE
WILLIAM W. ENDERS
P.O. BOX 4433
HOUSTON, TEXAS 77210
Assignment: 2
Reel/Frame:010924/0311   Pages: 10
Recorded: 07/17/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICKARDS, ALLAN R.
Exec Dt:
05/09/2000
2
BRANNON, HAROLD D.
Exec Dt:
05/09/2000
3
RAE, PHILIP J.
Exec Dt:
04/10/2000
4
DILULLO, GINO A.
Exec Dt:
06/06/2000
5
STEPHENSON, CHRISTOPHER J.
Exec Dt:
05/09/2000
Assignee
1
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6330916
NONE
09519238
Correspondence name and address
O'KEEFE, EGAN & PETERMAN
WILLIAM W. ENDERS
1101 CAPITAL OF TEXAS HIGHWAY SOUTH
BUILDING C, SUITE 200
AUSTIN, TX 78746
Assignment: 3
Reel/Frame:011050/0697   Pages: 5
Recorded: 09/08/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRANNON, HAROLD D.
Exec Dt:
08/01/2000
2
RICKARDS, ALLAN R.
Exec Dt:
08/01/2000
3
STEPHENSON, CHRISTOPHER J.
Exec Dt:
08/01/2000
Assignee
1
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6749025
NONE
09579146
Correspondence name and address
O'KEEFE, EGAN & PETERMAN
WILLIAM W. ENDERS
1101 CAPITAL OF TEXAS HIGHWAY SOUTH
BUILDING C, SUITE 200
AUSTIN, TX 78746
Assignment: 4
Reel/Frame:011057/0638   Pages: 6
Recorded: 09/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRANNON, HAROLD D.
Exec Dt:
08/01/2000
2
RICKARDS, ALLAN R.
Exec Dt:
08/01/2000
3
STEPHENSON, CHRISTOPHER J.
Exec Dt:
08/01/2000
Assignee
1
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6364018
NONE
09579147
Correspondence name and address
O'KEEFE, EGAN & PETERMAN
WILLIAM W. ENDERS
1101 CAPITAL OF TEXAS HIGHWAY SOUTH
BUILDING C, SUITE 200
AUSTIN TEXAS 78746
Assignment: 5
Reel/Frame:011313/0194   Pages: 4
Recorded: 11/15/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRANNON, HAROLD D.
Exec Dt:
11/02/2000
2
STEPHENSON, CHRISTOPHER J.
Exec Dt:
11/02/2000
3
DILLENBECK, ROBERT L.
Exec Dt:
11/02/2000
4
MUELLER, DAN T.
Exec Dt:
11/02/2000
Assignee
1
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6508305
NONE
09662074
Correspondence name and address
O'KEEFE, EGAN & PETERMAN
WILLIAM W. ENDERS
1101 CAPITAL OF TEXAS HIGHWAY SOUTH
BUILDING C, SUITE 200
AUSTIN, TX 78746
Assignment: 6
Reel/Frame:021538/0437   Pages: 7
Recorded: 09/16/2008
Attorney Dkt #:020569/03402CON2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEPHENSON, CHRISTOPHER J.
Exec Dt:
08/28/2003
2
RICKARDS, ALLAN RAY
Exec Dt:
08/28/2003
3
BRANNON, HAROLD DEAN
Exec Dt:
08/28/2003
4
GUPTA, D.V. SATYANARAYANA
Exec Dt:
08/28/2003
Assignee
1
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD.
HOUSTON, TEXAS 77041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7861780
US20090008094
12211741
Correspondence name and address
JONES & SMITH , LLP
2777 ALLEN PARKWAY
SUITE 800
HOUSTON, TX 77019
Assignment: 7
Reel/Frame:024362/0719   Pages: 7
Recorded: 05/10/2010
Attorney Dkt #:03403-CON (P202-1230E-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEPHENSON, CHRISTOPHER J.
Exec Dt:
08/28/2003
2
RICKARDS, ALLAN RAY
Exec Dt:
08/28/2003
3
BRANNON, HAROLD DEAN
Exec Dt:
08/28/2003
4
GUPTA, D.V. SATYANARAYANA
Exec Dt:
08/28/2003
Assignee
1
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD.
HOUSTON, TEXAS 77092
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7998907
US20100222243
12777184
Correspondence name and address
JONES & SMITH , LLP
2777 ALLEN PARKWAY
SUITE 800
HOUSTON, TX 77019
Assignment: 8
Reel/Frame:015224/0085   Pages: 4
Recorded: 10/06/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRANNON, HAROLD R.
Exec Dt:
09/30/2004
2
WOOD, WILLIAM D.
Exec Dt:
09/30/2004
3
STEPHENSON, CHRISTOPHER J.
Exec Dt:
09/30/2004
Assignee
1
BJ SERVICES COMPANY
5500 NORTHWEST CONTROL DRIVE
HOUSTON, TEXAS 77092
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7213651
US20050274523
10865315
Correspondence name and address
HOWREY SIMON ARNOLD ET.AL.
RAYMOND REESE
2941 FAIRVIEW PARK DRIVE, BOX 7
2941 FAIRVIEW PARK DRIVE
FALLS CHURCH, VA 22042
Assignment: 9
Reel/Frame:022033/0933   Pages: 8
Recorded: 12/29/2008
Attorney Dkt #:020569-03402-CON1 P(202-1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEPHENSON, CHRISTOPHER J.
Exec Dt:
10/30/2008
2
RICKARDS, ALLAN R.
Exec Dt:
10/29/2008
3
BRANNON, HAROLD D.
Exec Dt:
10/30/2008
4
DI LULLO ARIAS, GINO F.
Exec Dt:
10/29/2008
5
RAE, PHILIP JAMES
Exec Dt:
12/16/2008
Assignee
1
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD.
HOUSTON, TEXAS 77041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7857057
US20090095473
12211768
Correspondence name and address
JONES & SMITH , LLP
2777 ALLEN PARKWAY
SUITE 800
HOUSTON, TX 77019
Assignment: 10
Reel/Frame:043298/0337   Pages: 7
Recorded: 08/15/2017
Attorney Dkt #:FRC4-54832-USCP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BESTAOUI-SPURR, NAIMA
Exec Dt:
02/21/2017
2
QU, QI
Exec Dt:
05/31/2017
3
STEPHENSON, CHRISTOPHER J.
Exec Dt:
10/22/2012
Assignee
1
BAKER HUGHES INCORPORATED
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10087365
US20170073576
15360696
Correspondence name and address
MOSSMAN KUMAR & TYLER PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 11
Reel/Frame:031854/0552   Pages: 4
Recorded: 12/27/2013
Attorney Dkt #:PS4-54439
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BESTAOUI-SPURR, NAIMA
Exec Dt:
10/31/2013
2
QU, QI
Exec Dt:
11/14/2013
3
STEPHENSON, CHRISTOPHER J.
Exec Dt:
11/14/2013
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150114641
14066918
Correspondence name and address
MOSSMAN KUMAR & TYLER PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 12
Reel/Frame:031854/0739   Pages: 4
Recorded: 12/27/2013
Attorney Dkt #:PS4-54832-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BESTAOUI-SPURR, NAIMA
Exec Dt:
10/31/2013
2
QU, QI
Exec Dt:
11/14/2013
3
STEPHENSON, CHRISTOPHER J.
Exec Dt:
11/14/2013
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150114640
14066893
Correspondence name and address
MOSSMAN KUMAR & TYLER PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 13
Reel/Frame:045502/0057   Pages: 8
Recorded: 04/11/2018
Attorney Dkt #:12099.0017-00000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEPHENSON, CHRISTOPHER J.
Exec Dt:
08/07/2017
2
EVERETT, BERENICE C.
Exec Dt:
09/26/2016
3
BURDELL, PARKER
Exec Dt:
08/03/2017
4
BOUTELLE, TONIA
Exec Dt:
09/28/2016
Assignee
1
IMERYS OILFIELD MINERALS, INC.
100 MANSELL COURT EAST
SUITE 300
ROSWELL, GEORGIA 30076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180258343
15762568
Correspondence name and address
IMERYS/FINNEGAN
901 NEW YORK AVENUE, NW
WASHINGTON, DC 20001-4413

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