Patent Assignment
Reel/Frame 013192/0947
Assignment of Assignor's Interest
Recorded: 2002-08-12
Received: 2002-08-20
Pages: 2
Assignee
CLEARWATER, INC.
5605 GRAND AVENUE, PITTSBURGH, PA, 15225, UNITED STATES
Covered Properties
(2)
Uv-Light-Absorbing Quaternary Polysiloxanes
Application:
10/217,000 →
Treating Coal and Other Piled Materials to Inhibit Freeze-Binding
Application:
10/217,045 →