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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/14/2017
Application #:
13894117
Filing Dt:
05/14/2013
Publication #:
Pub Dt:
11/20/2014
Inventors:
Donald Keith Trichel, Oliver Hoehn, Andreas Peter, Steffen Schulze
Title:
ACTIVE CONTROL OF DRILL BIT WALKING
Assignment: 1
Reel/Frame:
030889/0930Recorded: 07/26/2013Pages: 8
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE EXECUTION DATE OF INVENTOR DONALD KEITH TRICHEL PREVIOUSLY RECORDED ON REEL 030779 FRAME 0823. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT EXECUTION DATE FOR INVENTOR DONALD KEITH TRICHEL IS MAY 16, 2013.
Assignors:
Exec Dt:
05/16/2013
Exec Dt:
05/17/2013
Exec Dt:
05/17/2013
Exec Dt:
05/17/2013
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Correspondent:
CANTOR COLBURN LLP
20 CHURCH STREET, 22ND FLOOR
HARTFORD, CT 06103
Assignment: 2
Reel/Frame:
030779/0823Recorded: 07/11/2013Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/17/2013
Exec Dt:
05/17/2013
Exec Dt:
05/17/2013
Exec Dt:
05/17/2013
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Correspondent:
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103

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