Patent Assignment
Reel/Frame 031066/0128
Assignment of Assignor's Interest
Recorded: 2013-08-22
Pages: 7
Assignors
ZHANG, YOUHE
Executed: 2013-08-16
SHEN, YUELIN
Executed: 2013-07-30
BURHAN, YURI
Executed: 2013-08-15
HAUGVALDSTAD, KJELL
Executed: 2013-08-08
Assignee
SMITH INTERNATIONAL, INC.
1310 RANKIN RD., HOUSTON, TEXAS, 77073
Covered Property
(1)
Rolling Cutter with Improved Rolling Efficiency