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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
01/16/2024
Application #:
17004198
Filing Dt:
08/27/2020
Publication #:
Pub Dt:
03/04/2021
Inventors:
Haifeng Tian, Xinhua Li, Jianlin Wang
Title:
OIL WELL MONITORING APPARATUS AND METHOD
Assignment: 1
Reel/Frame:
053612/0735Recorded: 08/27/2020Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/20/2020
Exec Dt:
08/20/2020
Exec Dt:
08/20/2020
Assignee:
NO.618 YULAN ROAD, QUFU (LINGCHENG) HIGH-TECH INDUSTRIAL DEVELOPMENT ZONE
JINING CITY, SHANDONG PROVINCE, CHINA
Correspondent:
PATENT DOCKET DEPARTMENT
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD., SUITE 1800
ST. LOUIS, MO 63105

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