Patent Assignment
Reel/Frame 051822/0425
Assignment of Assignor's Interest
Recorded: 2020-02-14
Pages: 4
Assignors
REN, JIAXIANG
Executed: 2019-12-20
CHENG, PENG
Executed: 2019-12-20
WANG, XU
Executed: 2019-12-20
Assignees
CNPC USA CORP.
2901 WILCREST DRIVE, 6TH FLOOR, HOUSTON, TEXAS, 77042
BEIJING HUAMEI INC.
#14 FLOOR, FENGHE BUILDING, NO.23,TAIYANGGONG SOUTH ST.,CHAOYANG DIST., BEIJING, 100028, CHINA
Covered Property
(1)
Degradable Polymer Composition for Use in Downhole Tools and Method of Manufacturing