IP Library Assignment 012142/0246
Patent Assignment
Reel/Frame 012142/0246

Assignment of Assignor's Interest

Recorded: 2001-08-31 Pages: 2
Assignors
SMITH, KEVIN W.
Executed: 2001-08-31
STANLEY, MARK E.
Executed: 2001-08-31
Assignee
CLEARWATER, INC.
5605 GRAND AVENUE, PITTSBURGH, PENNSYLVANIA, 15216
Covered Property (1)
Treating Coal and Other Piled Materials to Inhibit Freeze Binding
Patent: 6,495,063 →
Application: 09/943,998 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 6, 2002
From: CLEARWATER, INC.
To: CLEARWATER INTERNATIONAL, L.L.C.
Reel/Frame 013463/0177 →
Assignment of Assignor's Interest Oct 9, 2015
From: CLEARWATER INTERNATIONAL, L.L.C.
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 036822/0379 →