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Assignee Name : PRAD RESEARCH AND DEVELOPMENT LIMITED
Total Assignments: 11
Assignment: 1
Reel/Frame:019823/0318   Pages: 11
Recorded: 09/13/2007
Attorney Dkt #:110.0159
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MESE, ALI I.
Exec Dt:
09/07/2007
2
SAYERS, COLIN MICHAEL
Exec Dt:
09/07/2007
3
HOLICEK, ROBERT ANDREW
Exec Dt:
09/11/2007
4
SHAN, DAN
Exec Dt:
09/07/2007
5
LEE, DONALD W.
Exec Dt:
09/12/2007
6
SANTA CRUZ PASTOR, JORGE AURELIO
Exec Dt:
09/07/2007
Assignees
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE
SUITE 1700
HOUSTON, TEXAS 77056
2
SCHLUMBERGER CANADA LIMITED
525 - 3RD AVE. S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
3
SERVICES PETROLIERS SCHLUMBERGER
42, RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P.O. BOX 71
CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89
2514 JG
THE HAGUE, NETHERLANDS
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
P.O. BOX 71
CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7653488
US20090055098
11844251
Correspondence name and address
DUKE W. YEE
YEE & ASSOCIATES, P.C.
P.O. BOX 802333
DALLAS, TX 75380
Assignment: 2
Reel/Frame:020469/0849   Pages: 7
Recorded: 02/05/2008
Attorney Dkt #:110.0121
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUAREZ, YOSCEL
Exec Dt:
12/27/2007
2
LE CALVEZ, JOEL
Exec Dt:
01/02/2008
Assignees
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
2
SCHLUMBERGER CANADA LIMITED
525 - 3RD AVE. S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
3
SERVICES PETROLIERS SCHLUMBERGER
42, RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P..O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89, 2514 JG
THE HAGUE, NETHERLANDS
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
P.O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7830745
US20090168599
11965150
Correspondence name and address
DUKE W. YEE
YEE & ASSOCIATES, P.C.
P.O. BOX 802333
DALLAS, TX 75380
Assignment: 3
Reel/Frame:020610/0823   Pages: 6
Recorded: 03/06/2008
Attorney Dkt #:94.0149
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KARAMI, HOSSEIN
Exec Dt:
03/02/2008
Assignees
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
2
SCHLUMBERGER CANADA LIMITED
525 - 3RD AVE. S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
3
SERVICES PETROLIERS SCHLUMBERGER
42, RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P..O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89, 2514 JG
THE HAGUE, NETHERLANDS
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
P.O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090192712
12038321
Correspondence name and address
DUKE W. YEE
YEE & ASSOCIATES, P.C.
P.O. BOX 802333
DALLAS, TX 75380
Assignment: 4
Reel/Frame:021102/0775   Pages: 6
Recorded: 06/16/2008
Attorney Dkt #:110.0141
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
AL HADHRAMI, MOHSIN HAMED
Exec Dt:
05/29/2008
Assignees
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056-2722
2
SCHLUMBERGER CANADA LIMITED
525 - 3RD AVE. S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
3
SERVICES PETROLIERS SCHLUMBERGER
42, RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P..O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89, 2514 JG
THE HAGUE, NETHERLANDS
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
P.O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7958949
US20080296064
12129188
Correspondence name and address
DUKE W. YEE
YEE & ASSOCIATES, P.C.
P.O. BOX 802333
DALLAS, TX 75380
Assignment: 5
Reel/Frame:021896/0874   Pages: 8
Recorded: 11/26/2008
Attorney Dkt #:09428/258001; 62.0032
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, MIN
Exec Dt:
11/20/2008
2
LIN, CHEN
Exec Dt:
11/14/2008
3
WANG, YINLI
Exec Dt:
11/25/2008
Assignees
1
SCHLUMBERGER CANADA LIMITED
525 3RD AVENUE S.W.
CALGARY
ALBERTA, CANADA T2P 0G4
2
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE
SUITE 100
HOUSTON, TEXAS 77056
3
SERVICES PETROLIERS SCHLUMBERGER
42 RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P. O. BOX 71
CRAIGMUIR CHAMBERS, ROAD TOWN
TORTOLA, B.V.I., NETHERLANDS
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89M
2514 JG
THE HAGUE, NETHERLANDS
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
CRAIGMUIR CHAMBERS, P. O. BOX 71
ROAD TOWN
TORTOLA B.V.I., NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100127888
12323960
Correspondence name and address
T. CHYAU LIANG, PH.D.
OSHA LIANG LLP
909 FANNIN STREET, SUITE 3500
HOUSTON, TX 77010
Assignment: 6
Reel/Frame:021982/0246   Pages: 10
Recorded: 12/15/2008
Attorney Dkt #:09428/258001; 62.0032
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEES' ADDRESSES PREVIOUSLY RECORDED ON REEL 021896 FRAME 0874. ASSIGNOR(S) HEREBY CONFIRMS THE CITY/COUNTRY FOR SCHLUMBERGER HOLDINGS LIMITED AND PRAD RESEARCH AND DEVELOPMENT LIMITED IS TORTOLA, BRITISH VIRGIN ISLANDS.
Assignors
1
HE, MIN
Exec Dt:
11/20/2008
2
LIN, CHEN
Exec Dt:
11/14/2008
3
WANG, YINLI
Exec Dt:
11/25/2008
Assignees
1
SCHLUMBERGER CANADA LIMITED
525 3RD AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
2
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 100
HOUSTON, TEXAS 77056
3
SERVICES PETROLIERS SCHLUMBERGER
42 RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P. O. BOX 71, CRAIGMUIR CHAMBERS, ROAD TOWN
TORTOLA, VIRGIN ISLANDS, BRITISH
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89M
2514 JG THE HAGUE, NETHERLANDS
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
P. O. BOX 71, CRAIGMUIR CHAMBERS, ROAD TOWN
TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100127888
12323960
Correspondence name and address
T. CHYAU LIANG, PH.D.
OSHA LIANG LLP
909 FANNIN STREET, SUITE 3500
HOUSTON, TX 77010
Assignment: 7
Reel/Frame:023622/0036   Pages: 9
Recorded: 12/08/2009
Attorney Dkt #:T-7386
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAJIBEYGI, HADI
Exec Dt:
11/06/2009
2
BONFIGLI, GIUSEPPE
Exec Dt:
11/06/2009
3
HESSE, MARC ANDRE
Exec Dt:
12/03/2009
4
JENNY, PATRICK
Exec Dt:
11/06/2009
Assignees
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
2
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056
3
ETH ZURICH
RAEMISTRASSE 101
ETH TRANSFER
ZURICH, SWITZERLAND CH-8092
4
SCHLUMBERGER CANADA LIMITED
525 3RD AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
5
SERVICES PETROLIERS SCHLUMBERGER
41 RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
6
LOGINED B.V.
GEVERS DEYNOOTWEG 61
DEN HAAG, NETHERLANDS 2586 BJ
7
PRAD RESEARCH AND DEVELOPMENT LIMITED
CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8301429
US20100094605
12575970
Correspondence name and address
CHEVRON U.S.A. INC. LAW - INTELLECTUAL P
P.O. BOX 2100
HOUSTON, TX 77252-2100
Assignment: 8
Reel/Frame:025597/0942   Pages: 9
Recorded: 01/06/2011
Attorney Dkt #:T-7972
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUNATI, IVAN FABRIZIO
Exec Dt:
01/05/2011
2
TYAGI, MANAV
Exec Dt:
01/03/2011
3
LEE, SEONG H.
Exec Dt:
12/28/2010
Assignees
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
2
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1700
HOUSTON, TEXAS 77056
3
SCHLUMBERGER CANADA LIMITED
525- 3RD AVENUE S.W.
CALGARY ALBERTA, CANADA T2P 0G4
4
SERVICES PETROLIERS SCHLUMBERGER
41 RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
5
LOGINED B.V.
GEVERS DEYNOOTWEG 61
BJ DEN HAAG, NETHERLANDS 2586
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8650016
US20110098998
12912958
Correspondence name and address
CHEVRON U.S.A. INC.
60012 BOLLINGER CANYON RD.
SAN RAMON, CA 94583
Assignment: 9
Reel/Frame:031337/0560   Pages: 6
Recorded: 10/03/2013
Attorney Dkt #:05516/617002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HEKELAAR, STEPHEN
Exec Dt:
09/27/2012
Assignees
1
SMITH INTERNATIONAL, INC.
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
2
SCHLUMBERGER CANADA LIMITED
525-3RD AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
3
SERVICES PETROLIERS SCHLUMBERGER
42 RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P.O. BOX 71
CRAIGMUIR CHAMBERS, ROAD TOWN
TORTOLA, VIRGIN ISLANDS, BRITISH 1110
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89
THE HAGUE, NETHERLANDS 2514 JG
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
P.O. BOX 71
CRAIGMUIR CHAMBERS, ROAD TOWN
TORTOLA, VIRGIN ISLANDS, BRITISH 1110
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9416635
US20140027117
13949735
Correspondence name and address
JEFFREY S. BERGMAN
909 FANNIN
SUITE 3500
HOUSTON, TX 77010
Assignment: 10
Reel/Frame:035920/0954   Pages: 7
Recorded: 06/16/2015
Attorney Dkt #:130809-039706US
Conveyance: NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignors
1
STRONG, ANDREW
Exec Dt:
02/14/2014
2
LEES, GARETH P
Exec Dt:
02/14/2014
Assignees
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
2
SCHLUMBERGER CANADA LIMITED
525-3RD AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 0G4
3
SERVICES PETROLIERS SCHLUMBERGER
42 RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P.O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN
TORTOLA, VIRGIN ISLANDS, BRITISH 1110
5
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89
THE HAGUE, NETHERLANDS 2514 JG
6
PRAD RESEARCH AND DEVELOPMENT LIMITED
P.O. BOX 71, CRAIGMUIR CHAMBERS
ROAD TOWN
TORTOLA, VIRGIN ISLANDS, BRITISH 1110
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9250120
US20140312215
14127170
Correspondence name and address
CHAMBERLAIN, HRDLICKA
1200 SMITH ST., 14TH FLOOR
HOUSTON, TX 77002
Assignment: 11
Reel/Frame:048663/0488   Pages: 7
Recorded: 03/21/2019
Attorney Dkt #:SDR-152
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SONG, YI-QIAO
Exec Dt:
06/25/2015
2
PAULSEN, JEFFREY
Exec Dt:
06/25/2015
Assignees
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
2
SCHLUMBERGER CANADA LIMITED
125 - 9 AVENUE SE
CALGARY, CANADA T2G 0P6
3
SERVICES PETROLIERS SCHLUMBERGER
42 RUE SAINT DOMINIQUE
PARIS, FRANCE 75007
4
SCHLUMBERGER HOLDINGS LIMITED
P. O. BOX 71
CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH 1110
5
PRAD RESEARCH AND DEVELOPMENT LIMITED
P. O. BOX 71
CRAIGMUIR CHAMBERS
ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH 1110
6
SCHLUMBERGER TECHNOLOGY B.V.
PARKSTRAAT 83-89
THE HAGUE, NETHERLANDS 2514 JG
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10295636
US20160274204
15032241
Correspondence name and address
GORDON & JACOBSON, P.C.
60 LONG RIDGE ROAD
SUITE 407
STAMFORD, CT 06902

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