IP Library › Assignment 018049/0342
Patent Assignment
Reel/Frame 018049/0342

Assignment of Assignor's Interest

Recorded: 2006-08-03 Pages: 4
Assignors
BUTLER, FRANK
Executed: 2006-05-24
BROWNING, TIM
Executed: 2006-06-12
Assignee
M-I L.L.C.
5950 NORTH COURSE DRIVE, HOUSTON, TEXAS, 77032
Covered Property (1)
Recovery System
Patent: 7,438,142 →
Application: 11/387,442 →
Publication: US 2007/0221410