IP Library Assignment 023161/0365
Patent Assignment
Reel/Frame 023161/0365

Assignment of Assignor's Interest

Recorded: 2009-08-28 Pages: 14
Assignors
ALLISON, ALI D.
Executed: 2008-09-22
ZAMORA, FRANK
Executed: 2008-09-10
BRAMBLETT, MARILYN J.
Executed: 2008-09-10
KAKADJIAN, SARKIS R.
Executed: 2008-09-10
Assignee
CLEARWATER INTERNATIONAL, LLC
515 POST OAK BLVD., SUITE 600, HOUSTON, TEXAS, 77027
Covered Property (1)
Stable Foamed Cement Slurry Compositions and Methods for Making and Using Same
Patent: 8,287,640 →
Application: 12/240,987 →
Publication: US 2010/0077938
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 9, 2015
From: CLEARWATER INTERNATIONAL, L.L.C.
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 036822/0379 →