Patent Assignment
Reel/Frame 053964/0091
Assignment of Assignor's Interest
Recorded: 2020-10-02
Pages: 2
Assignor
SHOTWELL, DUANE, MR.
Executed: 2017-06-13
Assignee
CHENGDU BEST DIAMOND BIT CO., LTD.
NO.789, KEYUAN SOUTH 2ND ROAD, HI-TECH DISTRICT, CHENGDU, SICHUAN, 610041, CHINA
Covered Property
(1)
Reamer Cutting Insert for Use in Drilling Operations