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Patent Assignment Assignee Details
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Assignee Name : BAKER HUGHES, INCORPORATED
Total Assignments: 28
Assignment: 1
Reel/Frame:005295/0933   Pages: 4
Recorded: 04/27/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/23/1990
2
Exec Dt:
04/23/1990
3
Exec Dt:
04/23/1990
4
Exec Dt:
04/23/1990
Assignee
1
3900 ESSEX LANE, STE. 1200
A CORP. OF DE
HOUSTON, TEXAS 77027-5115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07515573
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER,
TUCKER & HARRIS
6363 WOODWAY, SUITE 275
HOUSTON, TX 77057
Assignment: 2
Reel/Frame:005921/0142   Pages: 3
Recorded: 11/21/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
07/16/1991
Assignee
1
A DE CORP.
3900 ESSEX LANE, STE. 1200
HOUSTON, TEXAS 77027
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
07071020
 
NONE
07295850
Correspondence name and address
MELVIN A. HUNN
FELSMAN, BRADLEY, GUNTER & DILLION, LLP
2600 CONTINENTAL PLAZA
777 MAIN ST.,
FORT WORTHIN, TEXAS 76102
Assignment: 3
Reel/Frame:006604/0048   Pages: 3
Recorded: 07/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/21/1992
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07944520
Correspondence name and address
SAM PASTERNACK, ESQ.
CHOATE, HALL & STEWART
EXCHANGE PLACE
53 STATE ST.
BOSTON, MA 02109
Assignment: 4
Reel/Frame:006635/0358   Pages: 2
Recorded: 08/02/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/02/1993
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08072340
Correspondence name and address
SAM PASTERNACK, ESQ.
CHOATE, HALL & STEWART
EXCHANGE PLACE
53 STATE PLACE
BOSTON, MA 02109
Assignment: 5
Reel/Frame:006890/0183   Pages: 7
Recorded: 02/17/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/04/1994
2
Exec Dt:
02/10/1994
Assignee
1
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08197965
Correspondence name and address
COLEMAN & SUDOL - R. NEIL SUDOL
C/O MCAULEY, FISHER, NISSEN, GOLDBERG &
KIEL
261 MADISON AVENUE
NEW YORK, NY 10016
Assignment: 6
Reel/Frame:006981/0993   Pages: 4
Recorded: 05/03/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/02/1994
2
Exec Dt:
05/02/1994
3
Exec Dt:
05/02/1994
4
Exec Dt:
05/02/1994
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08238064
Correspondence name and address
ROSENBLATT & ASSOCIATES, P.C.
STEVE ROSENBLATT
ONE GREENWAY PLAZA, STE. 500
HOUSTON, TX 77046
Assignment: 7
Reel/Frame:007191/0711   Pages: 3
Recorded: 10/07/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/07/1994
2
Exec Dt:
10/07/1994
Assignee
1
3900 ESSEX LANE
HOUSTON,, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08320056
Correspondence name and address
STEVE ROSENBLATT
ROSENBLATT & ASSOCIATES, P.C.
ONE GREENWAY PLAZA
SUITE 500
HOUSTON, TX 77046
Assignment: 8
Reel/Frame:012541/0367   Pages: 4
Recorded: 01/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/13/2001
2
Exec Dt:
08/24/2001
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09860118
Correspondence name and address
BAKER HUGHES, INCORPORATED
DARRYL M. SPRINGS
P.O.BOX 1407
HOUSTON, TX 77251
Assignment: 9
Reel/Frame:011672/0598   Pages: 5
Recorded: 03/28/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/09/2001
2
Exec Dt:
03/09/2001
Assignee
1
3900 ESSEX ILANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09819316
Correspondence name and address
BAKER ATLAS DAVISION OF BAKER HUGHS INC.
DARRYL M. SPRINGS
P.O. BOX 1407
HOUSTON, TX 77251
Assignment: 10
Reel/Frame:011739/0431   Pages: 3
Recorded: 04/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/04/2001
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09841671
Correspondence name and address
BAKER ATLAS
DARRYL M. SPRINGS
DIVISION OF BAKER HUGHES INCORPORATED
P.O. BOX 1407
HOUSTON, TX 77251
Assignment: 11
Reel/Frame:012543/0306   Pages: 6
Recorded: 12/22/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/13/2001
2
Exec Dt:
07/31/2001
3
Exec Dt:
07/20/2001
4
Exec Dt:
07/26/2001
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09860116
Correspondence name and address
DIVISION OF COUNSEL BAKER ATLAS DIVISION
OF BAKER HUGHES, INCORPORATED
DARRLY M. SPRINGS
P.O. BOX 1407
HOUSTON, TX 77251
Assignment: 12
Reel/Frame:012931/0380   Pages: 6
Recorded: 02/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/08/2001
2
Exec Dt:
01/29/2002
3
Exec Dt:
08/21/2001
4
Exec Dt:
07/26/2001
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09860119
Correspondence name and address
BAKER ATLAS DIVISION OF BAKER ET AL.
DARRYL M. SPRINGS
P.O. BOX 1407
DIVISION IP COUNSEL
HOUSTON, TX 77251
Assignment: 13
Reel/Frame:012645/0980   Pages: 6
Recorded: 02/21/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/11/2002
2
Exec Dt:
01/29/2002
3
Exec Dt:
01/11/2002
4
Exec Dt:
01/15/2002
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09860117
Correspondence name and address
BAKER ATLAS DIVISION OF BAKER HUGHES
INCORPORATED - DARRYL M. SPRINGS
DIVISION IP COUNSEL
P.O. BOX 1407
HOUSTON, TX 77251
Assignment: 14
Reel/Frame:012651/0169   Pages: 4
Recorded: 03/01/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/12/2002
2
Exec Dt:
02/12/2002
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10021799
Correspondence name and address
BAKER ATLAS DIVISION OF BAKER HUGHES,
INCORPORATED
DARRYL M. SPRINGS, DIVISION IP COUNSEL
P.O. BOX 1407
HOUSTON, TEXAS 77251
Assignment: 15
Reel/Frame:014148/0261   Pages: 6
Recorded: 06/10/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/26/2002
2
Exec Dt:
02/26/2002
3
Exec Dt:
02/25/2002
4
Exec Dt:
02/20/2002
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10028082
Correspondence name and address
BAKER ATLAS DIVISION OF BAKER HUGHES INC
DARRYL M. SPRINGS
P.O. BOX 1407
HOUSTON, TX 77251
Assignment: 16
Reel/Frame:013469/0528   Pages: 5
Recorded: 11/05/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/18/2002
2
Exec Dt:
09/18/2002
3
Exec Dt:
10/07/2002
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10288032
Correspondence name and address
DARRYL SPRINES
BAKER ATLAS, DIV. OF BAKER HUGHES INC.
DIVISION I. P. COUNSEL
P.O. BOX 1407
HOUSTON, TX 77251
Assignment: 17
Reel/Frame:014396/0447   Pages: 3
Recorded: 03/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/20/2004
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10442695
Correspondence name and address
BAKER ATLAS DIVISION OF BAKER HUGHES
TIMOTHY DONOUGHUE
INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 1407
HOUSTON, TX 77251
Assignment: 18
Reel/Frame:016355/0064   Pages: 11
Recorded: 03/02/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/04/2005
2
Exec Dt:
02/04/2005
3
Exec Dt:
02/04/2005
4
Exec Dt:
02/07/2005
5
Exec Dt:
02/18/2005
6
Exec Dt:
02/18/2005
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11070037
Correspondence name and address
KEITH R. DERRINGTON
10260 WESTHEIMER, SUITE 465
Assignment: 19
Reel/Frame:020652/0321   Pages: 3
Recorded: 03/14/2008
Attorney Dkt #:074-45948-US (BAO-0186)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/18/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11972036
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 20
Reel/Frame:020653/0581   Pages: 8
Recorded: 03/14/2008
Attorney Dkt #:284-46385-US (BAO-0207)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/06/2008
2
Exec Dt:
03/06/2008
3
Exec Dt:
03/12/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12031758
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 21
Reel/Frame:020973/0516   Pages: 3
Recorded: 05/20/2008
Attorney Dkt #:274-45317-US (BAO-0178)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/09/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12049773
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 22
Reel/Frame:021054/0508   Pages: 3
Recorded: 06/05/2008
Attorney Dkt #:284-EXP-43341-US/BAO-0169
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/04/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12133900
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 23
Reel/Frame:021284/0242   Pages: 5
Recorded: 07/24/2008
Attorney Dkt #:284-45780-US (BAO-0181)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/11/2008
2
Exec Dt:
06/11/2008
3
Exec Dt:
06/16/2008
4
Exec Dt:
06/11/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12137860
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 24
Reel/Frame:021284/0617   Pages: 3
Recorded: 07/24/2008
Attorney Dkt #:304-46398-US (BAO-0217)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/25/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12136377
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 25
Reel/Frame:021284/0864   Pages: 3
Recorded: 07/24/2008
Attorney Dkt #:304-47290-US (BAO-0244)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/25/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12141224
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 26
Reel/Frame:021673/0480   Pages: 3
Recorded: 10/13/2008
Attorney Dkt #:274-46670-US (BAO-0248)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/02/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12198612
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 27
Reel/Frame:021712/0620   Pages: 3
Recorded: 10/21/2008
Attorney Dkt #:304-47602-US (BAO-0217-P)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/08/2008
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12236231
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 28
Reel/Frame:022476/0428   Pages: 6
Recorded: 03/31/2009
Attorney Dkt #:114.0015
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/05/2009
2
Exec Dt:
02/05/2009
3
Exec Dt:
03/30/2009
Assignee
1
12645 WEST AIRPORT BOULEVARD
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12337198
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 100
HOUSTOON, TX 77056

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