IP Library Assignment 009770/0203
Patent Assignment
Reel/Frame 009770/0203

Assignment of Assignor's Interest

Recorded: 1999-02-09 Pages: 3
Assignors
BROOKEY, TOMMY F.
Executed: 1999-02-05
COWAN, JACK C.
Executed: 1999-02-04
Assignee
ACTISYSTEMS, INC.
1409 PINE OAK PLACE, EDMOND, OKLAHOMA, 73034
Covered Property (1)
Aphron-Containing Oil Base Fluids and Method of Drilling a Well Therewith
Patent: 6,156,708 →
Application: 09/246,935 →
Related Assignments (2)
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 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 →