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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
04/16/2024
Application #:
17202584
Filing Dt:
03/16/2021
Publication #:
Pub Dt:
09/30/2021
Inventors:
Guodong JI, Haige WANG, Meng CUI, Zhao MENG, Qiang WU, Li LIU, Jiawei ZHANG, Changchang CHEN et al
Title:
METHOD FOR EVALUATING DOWNHOLE WORKING CONDITION OF A PDC BIT
Assignment: 1
Reel/Frame:
055604/0328Recorded: 03/16/2021Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Exec Dt:
03/08/2021
Assignee:
BUILDING 1, NO. 5 HUANGHE STREET
CHANGPING DISTRICT
BEIJING, CHINA
Correspondent:
DORSEY & WHITNEY LLP
111 S. MAIN STREET
SUITE 2100
SALT LAKE CITY, UT 84111

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