Assignment of Assignor's Interest

Recorded: 2007-09-04 Pages: 4

Assignors

SKALA, ROBERT D.

Executed: 2007-07-25

LOSCUTOVA, JOHN R.

Executed: 2007-07-25

COKER, CHRISTOPHER E.

Executed: 2007-07-25

Assignee

OXANE MATERIALS, INC.

467 WEST 38TH STREET, PINE FOREST BUILDING PARK #21, HOUSTON, TEXAS, 77018

Covered Property (1)

Proppants With Carbide and/or Nitride Phases

Application: 60/950,534 →

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.