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Reel/Frame:024106/0093   Pages: 10
Recorded: 03/19/2010
Attorney Dkt #:57.0764 US PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
11/20/2012
Application #:
12598628
Filing Dt:
03/18/2010
Publication #:
Pub Dt:
07/15/2010
Title:
APPARATUS AND METHOD FOR IMPROVEMENTS IN WELLBORE DRILLING
Assignors
1
Exec Dt:
12/03/2009
2
Exec Dt:
12/10/2009
3
Exec Dt:
12/07/2009
4
Exec Dt:
12/11/2009
5
Exec Dt:
02/04/2010
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139

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