Patent Assignment
Reel/Frame 009628/0131
Assignment of Assignor's Interest
Recorded: 1998-12-07
Pages: 2
Assignor
BROOKEY, TOMMY F.
Executed: 1998-12-01
Assignee
ACTISYSTEMS, INC.
1409 PINE OAK PLACE, EDMOND, OKLAHOMA, 73034
Covered Property
(1)
Aphron-Containing Well Drilling and Servicing Fluids
Patent:
5,881,826 →
Application:
08/800,727 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 9, 2007
From: ACTISYSTEMS, INC.
To: MASI TECHNOLOGIES, LLC
Reel/Frame 019265/0255 →
Security Agreement
Mar 18, 2010
From: ACTISYSTEMS, INC.; MASI TECHNOLOGIES, L.L.C.
To: M-I L.L.C.
Reel/Frame 024103/0032 →
Security Agreement
Jun 17, 2010
From: MASI TECHNOLOGIES, L.L.C.; APHTECH FLUIDS INC.; HITECH FLUID SYSTEMS LTD.
To: M-I L.L.C.
Reel/Frame 024547/0688 →
Assignment of Assignor's Interest
Apr 29, 2016
From: MASI TECHNOLOGIES, LLC
To: ENVENTIVES, LLC
Reel/Frame 038416/0483 →