IP Library Assignment 028494/0659
Patent Assignment
Reel/Frame 028494/0659

Assignment of Assignor's Interest

Recorded: 2012-07-05 Pages: 3
Assignors
HAHATI, ABDELHAKIM
Executed: 2012-07-04
DESMETTE, SEBASTIAN
Executed: 2012-07-04
Assignee
DIAMANT DRILLING SERVCES S.A.
AVENUE JEAN MERMOZ, 29/N, GOSSELLES, B-6041, BELGIUM
Covered Property (1)
Rotary Drill and Method for the Production Thereof
Patent: 9,194,188 →
Application: 13/520,718 →
Publication: US 2012/0318584
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 27, 2015
From: TERCEL OILFIELD PRODUCTS BELGIUM SA
To: TERCEL IP LIMITED
Reel/Frame 036663/0897 →
Change of Name Sep 27, 2015
From: DIAMANT DRILLING SERVICES
To: TERCEL OILFIELD PRODUCTS BELGIUM
Reel/Frame 036732/0493 →