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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
03/15/2022
Application #:
16503995
Filing Dt:
07/05/2019
Publication #:
Pub Dt:
10/22/2020
Inventors:
Qunce CHEN, Chongyuan ZHANG, Dongsheng SUN, Xianghui QIN, Wen MENG, Quan LI, Ming JIN
Title:
METHOD FOR ACCURATELY MEASURING REOPENING PRESSURE OF HYDRAULIC FRACTURING INDUCED FRACTURE IN DEEP BOREHOLE
Assignment: 1
Reel/Frame:
049712/0505Recorded: 07/10/2019Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/10/2019
Exec Dt:
06/10/2019
Exec Dt:
06/10/2019
Exec Dt:
06/10/2019
Exec Dt:
06/10/2019
Exec Dt:
06/10/2019
Exec Dt:
06/10/2019
Assignee:
SOUTH MINZUDAXUE ROAD NO. 11
HAIDIAN DISTRICT
BEIJING, CHINA 100081
Correspondent:
ROBERT SCOTTI/KLARQUIST SPARKMAN, LLP
121 SW SALMON ST., SUITE 1600
ONE WORLD TRADE CENTER
PORTLAND, OR 97204

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