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Patent Assignment Assignor Details
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Assignor Name : LANDSIEDEL, NATHAN
Total Assignments: 18
Assignment: 1
Reel/Frame:021776/0879   Pages: 10
Recorded: 11/03/2008
Attorney Dkt #:20.3103
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NOLD, RAYMOND V., III
Exec Dt:
09/03/2008
2
ZAZOVSKY, ALEXANDER F.
Exec Dt:
09/03/2008
3
LANDSIEDEL, NATHAN
Exec Dt:
11/03/2008
4
ELLSON, NICHOLAS
Exec Dt:
09/22/2008
5
VAYNSHTEYN, VLADIMIR
Exec Dt:
09/03/2008
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-9
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8015869
US20100050762
12202868
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 2
Reel/Frame:021938/0483   Pages: 11
Recorded: 12/08/2008
Attorney Dkt #:19.0561
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELLSON, NICHOLAS
Exec Dt:
09/30/2008
2
QUAM, ERIK
Exec Dt:
11/12/2008
3
BEDOUET, SYLVAIN
Exec Dt:
10/01/2008
4
RENDUSARA, DUDI
Exec Dt:
11/12/2008
5
VASQUES, RICARDO
Exec Dt:
10/28/2008
6
LANDSIEDEL, NATHAN
Exec Dt:
11/13/2008
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE MD 200-9
OFFICE OF IP COUNSEL
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100071910
12237558
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 3
Reel/Frame:026042/0227   Pages: 14
Recorded: 03/29/2011
Attorney Dkt #:19.0561
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELLSON, NICHOLAS
Exec Dt:
09/30/2008
2
QUAM, ERIK
Exec Dt:
11/12/2008
3
BEDOUET, SYLVAIN
Exec Dt:
10/01/2008
4
RENDUSARA, DUDI
Exec Dt:
11/12/2008
5
VASQUES, RICARDO
Exec Dt:
10/28/2008
6
LANDSIEDEL, NATHAN
Exec Dt:
11/13/2008
7
SANTOSO, DAVID
Exec Dt:
02/07/2011
8
KOTSONIS, SPYRO
Exec Dt:
02/11/2011
9
MADHAVAN, RAGHU
Exec Dt:
02/11/2011
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100071910
12237558
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TX 77478
Assignment: 4
Reel/Frame:027368/0337   Pages: 5
Recorded: 12/12/2011
Attorney Dkt #:IS10.0296
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LANDSIEDEL, NATHAN
Exec Dt:
10/21/2011
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8905130
US20130068463
13237214
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 5
Reel/Frame:027636/0001   Pages: 5
Recorded: 02/01/2012
Attorney Dkt #:IS10.0896-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LANDSIEDEL, NATHAN
Exec Dt:
12/20/2011
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9062544
US20130118751
13297870
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 6
Reel/Frame:027655/0954   Pages: 5
Recorded: 02/06/2012
Attorney Dkt #:IS10.0895-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LANDSIEDEL, NATHAN
Exec Dt:
02/03/2012
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130062073
13305347
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 7
Reel/Frame:030625/0633   Pages: 8
Recorded: 06/17/2013
Attorney Dkt #:IS12.2198-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAJIMA, YOSHITAKE
Exec Dt:
09/05/2012
2
LANDSIEDEL, NATHAN
Exec Dt:
09/06/2012
3
CAMPANAC, PIERRE
Exec Dt:
09/07/2012
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140069640
13609903
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
10001 RICHMOND AVE.
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 8
Reel/Frame:032103/0041   Pages: 5
Recorded: 01/31/2014
Attorney Dkt #:IS13.3931-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LANDSIEDEL, NATHAN
Exec Dt:
01/31/2013
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150129220
14078933
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 9
Reel/Frame:032341/0161   Pages: 7
Recorded: 03/04/2014
Attorney Dkt #:IS11.1028-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GISOLF, ADRIAAN
Exec Dt:
01/07/2014
2
LANDSIEDEL, NATHAN
Exec Dt:
01/08/2014
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150135816
14085526
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 10
Reel/Frame:032359/0297   Pages: 9
Recorded: 03/05/2014
Attorney Dkt #:IS12.2157-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAO, CHEN
Exec Dt:
01/14/2014
2
CORRE, PIERRE-YVES
Exec Dt:
01/13/2014
3
LANDSIEDEL, NATHAN
Exec Dt:
01/08/2014
4
BEDOUET, SYLVAIN
Exec Dt:
02/20/2014
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9416657
US20140157883
14078879
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 11
Reel/Frame:032263/0782   Pages: 6
Recorded: 02/13/2014
Attorney Dkt #:IS13.3931-US-NP
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE EXECUTION DATE PREVIOUSLY RECORDED ON REEL 032103 FRAME 0041. ASSIGNOR(S) HEREBY CONFIRMS THE EXECUTION DATE 01/31/2013.
Assignor
1
LANDSIEDEL, NATHAN
Exec Dt:
02/10/2014
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150129220
14078933
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 12
Reel/Frame:032359/0644   Pages: 13
Recorded: 03/05/2014
Attorney Dkt #:IS13.3976-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GISOLF, ADRIAAN
Exec Dt:
02/20/2014
2
LANDSIEDEL, NATHAN
Exec Dt:
02/20/2014
3
CORRE, PIERRE-YVES
Exec Dt:
02/13/2014
4
PARTOUCHE, ASHERS
Exec Dt:
02/19/2014
5
POP, JULIAN
Exec Dt:
02/14/2014
6
BARBOSA, BEATRIZ E.
Exec Dt:
02/17/2014
7
AYAN, COSAN
Exec Dt:
02/12/2014
8
TEVIS, GEORGE C.
Exec Dt:
02/20/2014
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9347299
US20150176376
14136935
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 13
Reel/Frame:033392/0986   Pages: 9
Recorded: 07/25/2014
Attorney Dkt #:IS13.4450-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GISOLF, ADRIAAN
Exec Dt:
07/16/2014
2
LANDSIEDEL, NATHAN
Exec Dt:
07/25/2014
3
AYAN, COSAN
Exec Dt:
07/19/2014
4
MOELHOFF, KENNETH
Exec Dt:
07/18/2014
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9845673
US20150361791
14301963
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 14
Reel/Frame:038827/0206   Pages: 9
Recorded: 06/07/2016
Attorney Dkt #:IS14.8960-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PIROLLI, LAURENT
Exec Dt:
05/27/2016
2
PARKS, STEPHEN
Exec Dt:
02/03/2016
3
LANDSIEDEL, NATHAN
Exec Dt:
01/29/2016
4
GISOLF, ADRIAAN
Exec Dt:
01/29/2016
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10344592
US20170175521
14976982
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 15
Reel/Frame:047051/0217   Pages: 13
Recorded: 10/03/2018
Attorney Dkt #:IS15.0557-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HSU, KAI
Exec Dt:
03/08/2016
2
SONG, FEI
Exec Dt:
03/08/2016
3
LAN, WEIMING
Exec Dt:
03/18/2016
4
COPOLD, DEREK
Exec Dt:
03/10/2016
5
LANDSIEDEL, NATHAN
Exec Dt:
03/08/2016
6
BATTULA, ARVIND
Exec Dt:
04/12/2016
7
SCHULZ, DANIEL
Exec Dt:
03/09/2016
8
VASIREDDY, SASHANK
Exec Dt:
10/03/2018
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10125545
US20170175490
14975694
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 16
Reel/Frame:038129/0275   Pages: 8
Recorded: 03/30/2016
Attorney Dkt #:IS14.9327-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAN, WEIMING
Exec Dt:
03/29/2016
2
LANDSIEDEL, NATHAN
Exec Dt:
03/25/2016
3
COPOLD, DEREK
Exec Dt:
03/24/2016
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170114595
14923025
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 17
Reel/Frame:052857/0048   Pages: 14
Recorded: 06/05/2020
Attorney Dkt #:IS17.0696-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WIESENBORN, ROBERT KYLE
Exec Dt:
10/03/2018
2
DRESEL, MATTHEW
Exec Dt:
10/27/2018
3
GOURMELON, PIERRE OLIVIER
Exec Dt:
10/02/2018
4
MENNEM, REX
Exec Dt:
10/18/2019
5
BILLINGHAM, MATTHEW
Exec Dt:
10/03/2018
6
SHEIRETOV, TODOR
Exec Dt:
10/08/2018
7
LANDSIEDEL, NATHAN
Exec Dt:
10/02/2018
8
COUBLE, YOANN
Exec Dt:
10/21/2019
9
DUPREE, WADE
Exec Dt:
12/16/2019
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11536107
US20200332615
16649478
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 18
Reel/Frame:054717/0023   Pages: 8
Recorded: 12/22/2020
Attorney Dkt #:IS18.0624-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHEIRETOV, TODOR
Exec Dt:
10/28/2019
2
DRESEL, MATTHEW
Exec Dt:
07/10/2019
3
LANDSIEDEL, NATHAN
Exec Dt:
08/19/2019
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210254422
17253642
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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