Patent Assignment
Reel/Frame 039427/0163
Assignment of Assignor's Interest
Recorded: 2016-08-13
Pages: 2
Assignor
SHOTWELL, DUANE, MR.
Executed: 2016-06-16
Assignee
CHENGDU BEST DIAMOND BIT CO., LTD
NO.789, KEYUAN S. 2ND ROAD, HI-TECH DISTRICT, CHENGDU, 610041, CHINA
Covered Property
(1)
Reamer for Use in Drilling Operations