Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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NONE
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Issue Dt:
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Application #:
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17924693
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Filing Dt:
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11/11/2022
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Publication #:
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Pub Dt:
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08/31/2023
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Inventors:
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Yonghua ZHANG, Yu SUN, Zhigang LIU, Changmeng SHAN, Hongchen QIU, Xiafang GAO, Xing GAO et al
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Title:
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MAIN HOIST SYSTEM OF ROTARY DRILLING RIG, AND CONTROL METHOD THEREFOR
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| NO.36 TUOLANSHAN ROAD, ECONOMIC DEVELOPING ZONE XUZHOU, JIANGSU 221004 (CN) |
| XUZHOU, CHINA 221004 |
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| GOKALP BAYRAMOGLU |
| 1540 WEST WARM SPRINGS RD., SUITE 100 |
| HENDERSON, NV 89014 |
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