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Patent Assignment Assignor Details
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Assignor Name : RITCHEY, BRIAN J.
Total Assignments: 8
Assignment: 1
Reel/Frame:028957/0010   Pages: 8
Recorded: 09/13/2012
Attorney Dkt #:205-0307US (5516-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/12/2012
2
Exec Dt:
09/13/2012
3
Exec Dt:
09/13/2012
4
Exec Dt:
09/13/2012
5
Exec Dt:
09/13/2012
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13614569
Correspondence name and address
(WEATHERFORD) WONG CABELLO LUTSCH RUTHER
20333 TOMBALL PARKWAY, 6TH FLOOR
HOUSTON, TX 77070
Assignment: 2
Reel/Frame:037093/0749   Pages: 3
Recorded: 11/19/2015
Attorney Dkt #:205-0547US (6047-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/18/2015
2
Exec Dt:
11/18/2015
Assignee
1
2000 ST JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14946526
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002
Assignment: 3
Reel/Frame:037649/0069   Pages: 5
Recorded: 02/02/2016
Attorney Dkt #:WFT-6243-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/2016
2
Exec Dt:
02/02/2016
3
Exec Dt:
02/02/2016
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15012453
Correspondence name and address
SMITH IP SERVICES, P.C.
P.O. BOX 997
ROCKWALL, TX 75087
Assignment: 4
Reel/Frame:037649/0368   Pages: 5
Recorded: 02/02/2016
Attorney Dkt #:WFT-6244-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/2016
2
Exec Dt:
02/02/2016
3
Exec Dt:
02/02/2016
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15012570
Correspondence name and address
SMITH IP SERVICES, P.C.
P.O. BOX 997
ROCKWALL, TX 75087
Assignment: 5
Reel/Frame:037850/0705   Pages: 5
Recorded: 02/29/2016
Attorney Dkt #:WFT-6245-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/02/2016
2
Exec Dt:
02/02/2016
3
Exec Dt:
02/02/2016
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15012623
Correspondence name and address
SMITH IP SERVICES, P.C.
P.O. BOX 997
ROCKWALL, TX 75087
Assignment: 6
Reel/Frame:037853/0010   Pages: 3
Recorded: 02/29/2016
Attorney Dkt #:WFT-6241-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/02/2016
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14992638
Correspondence name and address
SMITH IP SERVICES, P.C.
P.O. BOX 997
ROCKWALL, TX 75087
Assignment: 7
Reel/Frame:037950/0877   Pages: 5
Recorded: 03/10/2016
Attorney Dkt #:WFT-6252-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/01/2016
2
Exec Dt:
03/01/2016
3
Exec Dt:
03/01/2016
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15052207
Correspondence name and address
SMITH IP SERVICES, P.C.
PO BOX 997
ROCKWALL, TX 75087
Assignment: 8
Reel/Frame:047814/0692   Pages: 5
Recorded: 12/19/2018
Attorney Dkt #:WFT-6252-US-DV1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/01/2016
2
Exec Dt:
03/01/2016
3
Exec Dt:
03/01/2016
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16225129
Correspondence name and address
SMITH IP SERVICES, P.C.
P.O. BOX 997
ROCKWALL, TX 75087

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