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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
06/01/2021
Application #:
16061680
Filing Dt:
06/13/2018
Publication #:
Pub Dt:
12/27/2018
Inventors:
Yahua Bao, John Daniel Belnap
Title:
DIRECT CASTING OF ULTRAHARD INSERT IN BIT BODY
Assignment: 1
Reel/Frame:
046081/0572Recorded: 06/14/2018Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/06/2017
Exec Dt:
07/06/2017
Assignee:
1310 RANKIN ROAD
HOUSTON, TEXAS 77073
Correspondent:
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 2
Reel/Frame:
055139/0528Recorded: 01/27/2021Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/27/2021
Assignee:
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77042
Correspondent:
STEPHANIE LONG
10001 RICHMOND AVENUE
OFFICE 4758
HOUSTON, TX 77042
Assignment: 3
Reel/Frame:
055710/0546Recorded: 03/25/2021Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/25/2021
Assignee:
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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