Patent Assignment
Reel/Frame 052341/0406
Assignment of Assignor's Interest
Recorded: 2020-04-08
Pages: 6
Assignors
JIANG, GUANCHENG
Executed: 2020-01-19
NI, XIAOXIAO
Executed: 2020-01-19
HE, YINBO
Executed: 2020-01-19
YANG, LILI
Executed: 2020-01-19
DONG, TENGFEI
Executed: 2020-01-19
ZHANG, KUN
Executed: 2020-01-19
LUO, XUWU
Executed: 2020-01-19
ZHAO, LI
Executed: 2020-01-19
BAI, YANG
Executed: 2020-01-19
LV, KAIHE
Executed: 2020-01-19
HUANG, XIANBIN
Executed: 2020-01-19
LIU, JINGPING
Executed: 2020-01-19
PENG, CHUNYAO
Executed: 2020-01-19
Assignee
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO. 18 FUXUE ROAD, CHANGPING DISTRICT, BEIJING, 102249, CHINA
Covered Property
(1)
Modified Silicon Dioxide Material of Fluorocarbon Active Agent Type Super-Amphiphobic Cutting-Carrying Agent Suitable for Water-Based Drilling Fluid and Preparation Method Thereof
Patent:
10,876,034 →
Application:
16/746,230 →