IP Library › Assignment 047832/0233
Patent Assignment
Reel/Frame 047832/0233

Assignment of Assignor's Interest

Recorded: 2018-12-20 Pages: 6
Assignors
HE, HUIQUN
Executed: 2018-12-03
YANG, GAO
Executed: 2018-12-03
LIU, SHOUJUN
Executed: 2018-12-03
LI, XUEHUI
Executed: 2018-12-03
XIONG, GE
Executed: 2018-12-03
ZHANG, SHIBIN
Executed: 2018-12-03
HAO, JUN
Executed: 2018-12-03
CAO, HEPING
Executed: 2018-12-03
DUAN, WENYI
Executed: 2018-12-03
HU, ZHIQIANG
Executed: 2018-12-03
YAN, JIAFU
Executed: 2018-12-03
YANG, ZHIMIN
Executed: 2018-12-03
LIU, FEI
Executed: 2018-12-03
ZHOU, ZHONGCHENG
Executed: 2018-12-03
Assignee
JIANGHAN MACHINERY RESEARCH INSTITUTE LIMITED COMPANY OF CNPC
NO. 12, CHIHU ROAD, SHASHI DISTRICT, JINGZHOU, HUBEI, 434000, CHINA
Covered Property (1)
Coiled Tubing Unit
Application: 16/140,050 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 18, 2020
From: JIANGHAN MACHINERY RESEARCH INSTITUTE LIMITED COMPANY OF CNPC
To: JIANGHAN MACHINERY RESEARCH INSTITUTE LIMITED COMPANY OF CNPC; CHINA NATIONAL PETROLEUM CORPORATION; CNPC ENGINEERING TECHNOLOGY R&D COMPANY LIMITED
Reel/Frame 052681/0644 →