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Patent Assignment Assignor Details
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Assignor Name : ROCHEN, JAMES A.
Total Assignments: 11
Assignment: 1
Reel/Frame:011670/0558   Pages: 6
Recorded: 03/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/06/2001
2
Exec Dt:
02/06/2001
3
Exec Dt:
02/11/2001
Assignee
1
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09771739
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
KAUSHIK P. SRIRAM
2603 AUGUSTA, SUITE 700
HOUSTON, TEXAS 77057
Assignment: 2
Reel/Frame:014253/0214   Pages: 9
Recorded: 01/12/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/17/2003
2
Exec Dt:
09/17/2003
3
Exec Dt:
09/18/2003
4
Exec Dt:
09/16/2003
Assignee
1
515 POST OAK BLVD.
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10426938
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 3
Reel/Frame:024705/0111   Pages: 3
Recorded: 07/19/2010
Attorney Dkt #:205-0205US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/19/2010
2
Exec Dt:
07/19/2010
3
Exec Dt:
07/19/2010
Assignee
1
515 POST OAK BLVD., STE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12838724
Correspondence name and address
(WEATHERFORD) WONG CABELLO LUTSCH RUTHER
20333 TOMBALL PARKWAY, 6TH FLOOR
HOUSTON, TX 77070
Assignment: 4
Reel/Frame:032138/0562   Pages: 7
Recorded: 02/04/2014
Attorney Dkt #:205-0403US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/31/2014
2
Exec Dt:
01/22/2014
3
Exec Dt:
01/24/2014
4
Exec Dt:
01/22/2014
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14172542
Correspondence name and address
(WEATHERFORD) WONG CABELLO LUTSCH RUTHER
20333 TOMBALL PARKWAY, 6TH FLOOR
HOUSTON, TX 77070
Assignment: 5
Reel/Frame:033421/0431   Pages: 3
Recorded: 07/30/2014
Attorney Dkt #:205-0399USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/29/2014
2
Exec Dt:
07/29/2014
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14446642
Correspondence name and address
(WEATHERFORD) WONG CABELLO LUTSCH RUTHER
20333 TOMBALL PARKWAY, 6TH FLOOR
HOUSTON, TX 77070
Assignment: 6
Reel/Frame:035915/0108   Pages: 8
Recorded: 06/15/2015
Attorney Dkt #:205-0517US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/15/2015
2
Exec Dt:
06/12/2015
3
Exec Dt:
06/15/2015
Assignee
1
2000 ST JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14739962
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002
Assignment: 7
Reel/Frame:036338/0815   Pages: 8
Recorded: 08/17/2015
Attorney Dkt #:205-0523US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/14/2015
2
Exec Dt:
08/14/2015
3
Exec Dt:
08/14/2015
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14827460
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
171 TEXAS AVENUE
SUITE 1400
HOUSTON, TX 77002
Assignment: 8
Reel/Frame:039857/0788   Pages: 5
Recorded: 09/26/2016
Attorney Dkt #:205-0708US (6296-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/12/2016
2
Exec Dt:
09/15/2016
Assignee
1
2000 ST JAMES PL
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15276094
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002
Assignment: 9
Reel/Frame:039863/0870   Pages: 3
Recorded: 09/27/2016
Attorney Dkt #:205-0705US (6285-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/27/2016
Assignee
1
2000 ST JAMES PL
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15276974
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002
Assignment: 10
Reel/Frame:051103/0229   Pages: 8
Recorded: 11/25/2019
Attorney Dkt #:205-0742US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/13/2019
2
Exec Dt:
08/13/2019
3
Exec Dt:
08/13/2019
Assignee
1
2000 ST JAMES PL
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16539305
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002
Assignment: 11
Reel/Frame:051967/0981   Pages: 10
Recorded: 02/28/2020
Attorney Dkt #:WEAT/1430US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/25/2020
2
Exec Dt:
02/26/2020
3
Exec Dt:
02/24/2020
4
Exec Dt:
02/27/2020
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16805297
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046

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