Patent Assignment
Reel/Frame 021933/0261
Assignment of Assignor's Interest
Recorded: 2008-12-05
Pages: 3
Assignor
DIAMANT DRILLING SERVICES SA
Executed: 2008-09-25
Assignee
I-SUB DRILLING SYSTEMS LIMITED
12-16 ALBYN PLACE, ABERDEEN, AB10 JPS, UNITED KINGDOM
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
Sep 5, 2007
From: DESMETTE, SEBASTIAN; RICHARD, THOMAS; HAHATI, ABDELHAKIM
To: DIAMANT DRILLING SERVICES SA
Reel/Frame 019785/0423 →
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 →