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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
11787990
Issue Dt:
10/17/2023
Application #:
18148939
Filing Dt:
12/30/2022
Publication #:
20230133053
Pub Dt:
05/04/2023
Inventors:
Jinsheng SUN, Xin ZHANG, Tengfei DONG, Guancheng JIANG, Yinbo HE, Chunyao PENG, Bin TAN et al
Title:
BIONIC AND DUAL-PHOBIC HIGH-PERFORMANCE WATER-BASED DRILLING FLUID
Assignment: 1
Reel/Frame:
063305/0912Recorded: 04/12/2023Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
JIANG, GUANCHENG
Exec Dt:
12/27/2022
SUN, JINSHENG
Exec Dt:
12/27/2022
HE, YINBO
Exec Dt:
12/27/2022
ZHANG, XIN
Exec Dt:
12/27/2022
PENG, CHUNYAO
Exec Dt:
12/27/2022
DONG, TENGFEI
Exec Dt:
12/27/2022
TAN, BIN
Exec Dt:
12/27/2022
GENG, TIE
Exec Dt:
12/27/2022
YANG, LILI
Exec Dt:
12/27/2022
LUO, XIAOHU
Exec Dt:
12/27/2022
LUO, XUWU
Exec Dt:
12/27/2022
LIANG, XING
Exec Dt:
12/27/2022
CHEN, CHANGWEI
Exec Dt:
12/27/2022
LIU, XIAOBO
Exec Dt:
12/27/2022
CHENG, RONGCHAO
Exec Dt:
12/27/2022
LUO, JIANSHENG
Exec Dt:
12/27/2022
ZHANG, JIANGUO
Exec Dt:
12/27/2022
WANG, YONG
Exec Dt:
12/27/2022
FU, DAQI
Exec Dt:
12/27/2022
RAN, QIFA
Exec Dt:
12/27/2022
ZHAO, LI
Exec Dt:
12/27/2022
CUI, KAIXIAO
Exec Dt:
12/27/2022
NI, XIAOXIAO
Exec Dt:
12/27/2022
Assignees:
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO. 18 FUXUE ROAD
CHANGPING DISTRICT
BEIJING, CHINA 102249
CNPC CHUANQING DRILLING ENGINEERING COMPANY LIMITED
MENG ZHUIWAN STREET NO. 6
CHENGUA DISTRICT, CHENGDU CITY
SICHUAN, CHINA 610051
CNPC ENGINEERING TECHNOLOGY R&D COMPANY LIMITED
NO. 1 BUILDING, NO. 5 COURT
HUANGHE ROAD, CHANGPING DISTRICT
BEIJING, CHINA 102206
Correspondent:
YIZHOU LIU
CALFEE, HALTER & GRISWOLD LLP
1405 EAST SIXTH STREET
CLEVELAND, OH 44114-1607

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