Patent Assignment
Reel/Frame 019946/0906
Assignment of Assignor's Interest
Recorded: 2007-10-11
Pages: 3
Assignee
SMITH INTERNATIONAL, INC.
16740 HARDY STREET, HOUSTON, TEXAS, 77032
Covered Property
(1)
Expandable Earth Boring Apparatus Using Impregnated and Matrix Materials for Enlarging a Borehole