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Reel/Frame:062530/0464   Pages: 6
Recorded: 01/30/2023
Attorney Dkt #:35742.04153
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
11970655
Issue Dt:
04/30/2024
Application #:
17966516
Filing Dt:
10/14/2022
Publication #:
US20240010904
Pub Dt:
01/11/2024
Title:
HIGH TEMPERATURE AND HIGH SALINITY-RESISTANT COMPLEMENTARILY RIGID-FLEXIBLE PLUGGING AGENT AND METHOD FOR PREPARING THE SAME AND WATER-BASED DRILLING FLUID AND USE THEREOF
Assignors
1
LIU, JINGPING
Exec Dt:
10/09/2022
2
SUN, JINSHENG
Exec Dt:
10/09/2022
3
LV, KAIHE
Exec Dt:
10/09/2022
4
LI, MEICHUN
Exec Dt:
10/09/2022
5
WANG, JINTANG
Exec Dt:
10/09/2022
6
JIN, JIAFENG
Exec Dt:
10/09/2022
7
BAI, YINGRUI
Exec Dt:
10/09/2022
8
HUANG, XIANBIN
Exec Dt:
10/09/2022
9
LI, JIAN
Exec Dt:
10/09/2022
10
SHI, SHENGLONG
Exec Dt:
10/09/2022
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
NO. 66, WEST CHANGJIANG ROAD
HUANGDAO DISTRICT, QINGDAO
SHANDONG, CHINA 266580
Correspondence name and address
YIZHOU LIU
CALFEE, HALTER & GRISWOLD LLP
1405 EAST SIXTH STREET
CLEVELAND, OH 44114-1607

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