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Patent Assignment Assignor Details
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Assignor Name : TREVITHICK, MARK W.
Total Assignments: 18
Assignment: 1
Reel/Frame:014073/0298   Pages: 3
Recorded: 05/13/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TREVITHICK, MARK W.
Exec Dt:
05/05/2003
2
HOBDY, MILES A.
Exec Dt:
05/05/2003
Assignee
1
T & T ENGINEERING SERVICES
13430 NORTHWEST FREEWAY, SUITE 204
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7086474
NONE
10437365
Correspondence name and address
HARRISON & EGBERT
JOHN S. EGBERT
412 MAIN STREET, 7TH FLOOR
HOUSTON, TX 77002
Assignment: 2
Reel/Frame:027524/0661   Pages: 3
Recorded: 01/12/2012
Attorney Dkt #:TTES 04784 PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TREVITHICK, MARK W.
Exec Dt:
01/04/2012
2
JAMISON, DARRELL E.
Exec Dt:
01/04/2012
3
RODRIGUEZ, GUS E.
Exec Dt:
01/04/2012
4
ORGERON, KEITH J.
Exec Dt:
01/04/2012
Assignee
1
T&T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY
SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9027287
US20120167485
13335749
Correspondence name and address
SCHEEF & STONE, L.L.P.
500 N. AKARD
SUITE 2700
DALLAS, TX 75201
Assignment: 3
Reel/Frame:062019/0617   Pages: 5
Recorded: 11/30/2022
Attorney Dkt #:TTES-04784-US-NP CORR
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE 2ND INVENTOR'S MIDDLE INITIAL PREVIOUSLY RECORDED AT REEL: 027524 FRAME: 0661. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
TREVITHICK, MARK W.
Exec Dt:
01/04/2012
2
JAMISON, DARRELL D.
Exec Dt:
01/04/2012
3
RODRIGUEZ, GUS E.
Exec Dt:
01/04/2012
4
ORGERON, KEITH J.
Exec Dt:
01/04/2012
Assignee
1
T & T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY
SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9027287
US20120167485
13335749
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
10001 RICHMOND AVENUE
ROOM 4720
RICHMOND, TX 77042
Assignment: 4
Reel/Frame:030680/0329   Pages: 4
Recorded: 06/25/2013
Attorney Dkt #:TTES 0212 PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRYANT, F. ALLAN
Exec Dt:
06/18/2013
2
ORGERON, KEITH J.
Exec Dt:
06/17/2013
3
TREVITHICK, MARK W.
Exec Dt:
06/20/2013
Assignee
1
T&T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY
SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8925658
US20140054097
13767571
Correspondence name and address
SCHEEF & STONE, L.L.P.
500 N. AKARD
SUITE 2700
DALLAS, TX 75201
Assignment: 5
Reel/Frame:030723/0102   Pages: 4
Recorded: 07/01/2013
Attorney Dkt #:TTES 0219 PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORGERON, KEITH J.
Exec Dt:
06/17/2013
2
JAMISON, DARRELL D.
Exec Dt:
06/17/2013
3
TREVITHICK, MARK W.
Exec Dt:
06/20/2013
Assignee
1
T&T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY
SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9360134
US20130315676
13902593
Correspondence name and address
SCHEEF & STONE, L.L.P.
500 N. AKARD
SUITE 2700
DALLAS, TX 75201
Assignment: 6
Reel/Frame:030771/0295   Pages: 3
Recorded: 07/10/2013
Attorney Dkt #:TTES 0210 PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TREVITHICK, MARK W.
Exec Dt:
06/20/2013
2
ORGERON, KEITH J.
Exec Dt:
06/07/2013
Assignee
1
T&T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY, SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9151412
US20130277508
13850190
Correspondence name and address
SCHEEF & STONE, L.L.P.
500 N. AKARD
SUITE 2700
DALLAS, TX 75201
Assignment: 7
Reel/Frame:030779/0868   Pages: 3
Recorded: 07/11/2013
Attorney Dkt #:TTES 0228 PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORGERON, KEITH J.
Exec Dt:
06/17/2013
2
TREVITHICK, MARK W.
Exec Dt:
06/20/2013
Assignee
1
T&T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY, SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9476267
US20150300104
13843998
Correspondence name and address
SCHEEF & STONE, L.L.P.
500 N. AKARD
SUITE 2700
DALLAS, TX 75201
Assignment: 8
Reel/Frame:035031/0253   Pages: 4
Recorded: 02/25/2015
Attorney Dkt #:TTES 0212 P1US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TREVITHICK, MARK W.
Exec Dt:
02/12/2015
2
FIRTH, GARY
Exec Dt:
02/12/2015
3
METZ, ROBERT
Exec Dt:
02/12/2015
4
WILLIAMS, BOB
Exec Dt:
02/12/2015
5
ZAPICO, JAMES
Exec Dt:
02/12/2015
Assignee
1
T&T ENGINEERING SERVICES, INC.
16131 N. ELDRIDGE PKWY., SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9168962
US20150166134
14590936
Correspondence name and address
JOHN G. FISCHER, ESQ.
500 N. AKARD, SUITE 2700
SCHEEF & STONE, L.L.P.
DALLAS, TX 75201
Assignment: 9
Reel/Frame:035818/0881   Pages: 3
Recorded: 06/10/2015
Attorney Dkt #:TTES 0276 PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
METZ, ROBERT
Exec Dt:
06/10/2015
2
TREVITHICK, MARK W.
Exec Dt:
06/10/2015
Assignee
1
T&T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY
SUITE 200
TOMBALL, TEXAS 77377
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9388641
NONE
14735988
Correspondence name and address
SCHEEF & STONE, L.L.P.
500 N. AKARD
SUITE 2700
DALLAS, TX 75201
Assignment: 10
Reel/Frame:045839/0974   Pages: 5
Recorded: 05/18/2018
Attorney Dkt #:TTES-0304-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TREVITHICK, MARK W.
Exec Dt:
02/01/2017
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170107769
15293913
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 11
Reel/Frame:045440/0589   Pages: 9
Recorded: 04/05/2018
Attorney Dkt #:TTES-0315-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORR, MELVIN ALAN
Exec Dt:
06/23/2017
2
TREVITHICK, MARK W.
Exec Dt:
08/18/2017
3
BERRY, JOE RODNEY
Exec Dt:
12/07/2017
4
METZ, ROBERT
Exec Dt:
08/18/2017
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10697255
US20180087331
15311857
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 12
Reel/Frame:046691/0120   Pages: 9
Recorded: 08/24/2018
Attorney Dkt #:TTES-0308-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORR, MELVIN ALAN
Exec Dt:
10/27/2017
2
TREVITHICK, MARK W.
Exec Dt:
11/28/2017
3
BERRY, JOE RODNEY
Exec Dt:
08/16/2018
4
METZ, ROBERT W.
Exec Dt:
06/12/2017
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10519727
US20170234088
15353798
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 13
Reel/Frame:049639/0476   Pages: 9
Recorded: 07/01/2019
Attorney Dkt #:TTES-0308-US-CNT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORR, MELVIN ALAN
Exec Dt:
10/27/2017
2
TREVITHICK, MARK W.
Exec Dt:
11/28/2017
3
BERRY, JOE RODNEY
Exec Dt:
08/16/2018
4
METZ, ROBERT W.
Exec Dt:
06/12/2017
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10550650
US20180135363
15631115
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 14
Reel/Frame:046691/0132   Pages: 9
Recorded: 08/24/2018
Attorney Dkt #:TTES-0319-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERRY, JOE RODNEY
Exec Dt:
12/07/2017
2
METZ, ROBERT
Exec Dt:
05/25/2018
3
ORR, MELVIN ALAN
Exec Dt:
09/13/2017
4
TREVITHICK, MARK W.
Exec Dt:
05/24/2018
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10927603
US20180328112
15770854
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 15
Reel/Frame:047520/0239   Pages: 9
Recorded: 11/16/2018
Attorney Dkt #:TTES-0319-US-DIV[2]
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERRY, JOE RODNEY
Exec Dt:
06/14/2018
2
METZ, ROBERT
Exec Dt:
06/11/2018
3
ORR, MELVIN ALAN
Exec Dt:
11/14/2018
4
TREVITHICK, MARK W.
Exec Dt:
08/08/2018
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10844674
US20200190920
15962442
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 16
Reel/Frame:047345/0704   Pages: 9
Recorded: 10/30/2018
Attorney Dkt #:TTES-0315-US-PCT[2]
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORR, MELVIN ALAN
Exec Dt:
07/06/2017
2
TREVITHICK, MARK W.
Exec Dt:
08/14/2018
3
BERRY, JOE RODNEY
Exec Dt:
12/07/2017
4
METZ, ROBERT
Exec Dt:
08/13/2018
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11118414
US20190145193
16097388
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 17
Reel/Frame:047520/0221   Pages: 9
Recorded: 11/16/2018
Attorney Dkt #:TTES-0319-US-DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERRY, JOE RODNEY
Exec Dt:
06/14/2018
2
METZ, ROBERT
Exec Dt:
06/11/2018
3
ORR, MELVIN ALAN
Exec Dt:
11/14/2018
4
TREVITHICK, MARK W.
Exec Dt:
08/14/2018
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11136836
US20180245409
15962276
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 18
Reel/Frame:046644/0099   Pages: 6
Recorded: 08/21/2018
Attorney Dkt #:IS17.0630-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RODRIGUEZ, GUSTAVO E.
Exec Dt:
08/15/2018
2
TREVITHICK, MARK W.
Exec Dt:
08/15/2018
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10895115
US20190048665
16103543
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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