IP Library › Assignment 005615/0914
Patent Assignment
Reel/Frame 005615/0914

Assignment of Assignors Interest.

Recorded: 1991-02-22 Pages: 2
Assignors
PATEL, ARVIND D.
Executed: 1991-02-21
MC LAURINE, HENRY C.
Executed: 1991-02-21
Assignee
Covered Property (1)
Aqueous Based Drilling Fluid
Patent: 5,134,118 →
Application: 07/659,826 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Apr 24, 1998
From: M-I DRILLING FLUIDS COMPANY, A TEXAS GENERAL PARTNERSHIP
To: M-I L.L.C., A DELAWARE LIMITED LIABILITY COMPANY
Reel/Frame 009227/0129 →