Patent Assignment
Reel/Frame 013572/0251
Assignment of Assignor's Interest
Recorded: 2002-12-09
Pages: 4
Assignor
ACTISYSTEMS, INC.
Executed: 2000-11-17
Assignee
MASI TECHNOLOGIES, L.L.C.
5950 NORTH COURSE DRIVE, HOUSTON, TEXAS, 77072
Covered Property
(1)
Polysaccharide-Containing Well Drilling and Servicing Fluids
Patent:
5,916,849 →
Application:
09/121,712 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 3, 1999
From: VENTURE INNOVATIONS, INC.
To: ACTISYSTEMS, INC.
Reel/Frame 010415/0548 →
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 →