Patent Assignment
Reel/Frame 019785/0423
Assignment of Assignor's Interest
Recorded: 2007-09-05
Pages: 3
Assignors
DESMETTE, SEBASTIAN
Executed: 2007-08-06
RICHARD, THOMAS
Executed: 2007-08-24
HAHATI, ABDELHAKIM
Executed: 2007-08-28
Assignee
DIAMANT DRILLING SERVICES SA
RUE DU SPIROU 57, Z.I. FLEURUS-FARCIENNES, FLEURUS, B-6220, BELGIUM
Covered Property
(1)
Device for Monitoring a Drilling or Coring Operation and Installation Comprising Such a Device
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 5, 2008
From: DIAMANT DRILLING SERVICES SA
To: I-SUB DRILLING SYSTEMS LIMITED
Reel/Frame 021933/0261 →
Assignment of Assignor's Interest
Jun 23, 2010
From: I-SUB DRILLING SYSTEMS LIMITED
To: COOL GROUP LIMITED
Reel/Frame 024584/0849 →
Assignment of Assignor's Interest
Sep 13, 2013
From: COOL GROUP LIMITED
To: LYNX DRILLING TOOLS LIMITED
Reel/Frame 031203/0966 →
Assignment of Assignor's Interest
Dec 2, 2019
From: LYNX DRILLING TOOLS LIMITED
To: MAXWELL DOWNHOLE TECHNOLOGY LIMITED
Reel/Frame 051148/0737 →