IP Library Assignment 019404/0446
Patent Assignment
Reel/Frame 019404/0446

Assignment of Assignor's Interest

Recorded: 2007-06-08 Pages: 4
Assignor
SCHWARTZ, KEVIN M.
Executed: 2007-06-08
Assignee
CLEARWATER INTERNATIONAL, LLC
515 POST OAK BOULEVARD, SUITE 600, HOUSTON, TEXAS, 77027
Covered Property (1)
Polymeric Gel System and Methods for Making and Using Same in Hydrocarbon Recovery
Patent: 8,273,693 →
Application: 11/760,581 →
Publication: US 2008/0251252
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 →