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Patent Assignment Assignor Details
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Assignor Name : DURAIRAJAN, BALASUBRAMANIAN
Total Assignments: 5
Assignment: 1
Reel/Frame:050467/0179   Pages: 9
Recorded: 09/24/2019
Attorney Dkt #:IS15.0472-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOW, ANDREW
Exec Dt:
09/06/2019
2
MAYER, CRYSTAL BROWN
Exec Dt:
11/07/2016
3
ARMADA, CARLOS
Exec Dt:
02/15/2018
4
DURAIRAJAN, BALASUBRAMANIAN
Exec Dt:
11/29/2016
Assignee
1
SMITH INTERNATIONAL, INC.
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11016466
US20180088552
15573136
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 2
Reel/Frame:046961/0303   Pages: 10
Recorded: 09/25/2018
Attorney Dkt #:IS13.4107-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YOUHE
Exec Dt:
02/21/2018
2
CHEN, CHEN
Exec Dt:
02/23/2018
3
BURHAN, YURI
Exec Dt:
02/28/2018
4
DURAIRAJAN, BALASUBRAMANIAN
Exec Dt:
09/24/2018
5
TAMMINENI, SANDEEP
Exec Dt:
07/12/2017
Assignee
1
SMITH INTERNATIONAL, INC.
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10774596
US20180283106
15764002
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 3
Reel/Frame:053401/0809   Pages: 22
Recorded: 08/05/2020
Attorney Dkt #:IS13.4045-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AZAR, MICHAEL G.
Exec Dt:
01/19/2018
2
VALLIYAPPAN, SOMASUNDARAM
Exec Dt:
08/28/2018
3
SELF, JORDAN MARK
Exec Dt:
04/25/2020
4
BARR, ALEXEI JOZEF
Exec Dt:
04/27/2018
5
DURAIRAJAN, BALASUBRAMANIAN
Exec Dt:
09/24/2018
6
GREGG, JASON R.
Exec Dt:
06/18/2020
7
SPAGNOLETTI, KEISHA MARIE
Exec Dt:
05/27/2020
Assignee
1
SMITH INTERNATIONAL, INC.
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10794118
US20180334860
15777226
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 4
Reel/Frame:050850/0755   Pages: 14
Recorded: 10/29/2019
Attorney Dkt #:IS14.8868-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAHLGREN, SCOTT
Exec Dt:
10/26/2017
2
HALL, DAVID R.
Exec Dt:
10/24/2017
3
HANSON, JOSHUA J.
Exec Dt:
07/14/2018
4
MARSHALL, JONATHAN D.
Exec Dt:
10/24/2017
5
PIERCE, JOHN J.
Exec Dt:
09/06/2019
6
SHEN, YUELIN
Exec Dt:
09/22/2017
7
DURAIRAJAN, BALASUBRAMANIAN
Exec Dt:
09/19/2019
8
DOWNTON, GEOFFREY C.
Exec Dt:
05/25/2018
9
AZAR, MICHAEL G.
Exec Dt:
09/19/2017
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10731420
US20180087323
15562934
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 5
Reel/Frame:060329/0105   Pages: 12
Recorded: 06/28/2022
Attorney Dkt #:IS18.1113-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SACHIDANANDAM, AMBALAVANAN
Exec Dt:
04/21/2022
2
DURAIRAJAN, BALASUBRAMANIAN
Exec Dt:
11/02/2021
3
VASUDEVAN, CHANDSUDAN THIRUGNANASAMBANDAM
Exec Dt:
04/23/2022
4
MASDEA, JAMES
Exec Dt:
06/27/2022
5
BIJAI, RAHUL
Exec Dt:
11/02/2021
6
LIM, ELSON
Exec Dt:
11/02/2021
7
FANTI, DAVIDE
Exec Dt:
10/14/2021
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200270972
16800838
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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