Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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07/11/2023
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Application #:
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17152187
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Filing Dt:
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01/19/2021
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Publication #:
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Pub Dt:
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04/07/2022
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Inventors:
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Jian Liang, Jianhua Sun, Hao Yin, Xinmiao Li, Kuan Li, Xiumei Liu
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Title:
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DIRECTLY CONNECTED DRILL PIPE APPLICABLE TO EXTREME CONDITIONS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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ROOM 5-2-301, 302, HUANA JINGHU GARDEN |
DONGLI DISTRICT |
TIANJIN, CHINA 300300 |
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GOODHUE, COLEMAN & OWENS, P.C. |
12951 UNIVERSITY AVE |
SUITE 201 |
CLIVE, IA 50325 |
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05/27/2024 08:26 PM
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