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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07/21/2020
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Application #:
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16683496
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Filing Dt:
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11/14/2019
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Publication #:
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Pub Dt:
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03/12/2020
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Inventors:
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Hualin LIAO, Jilei NIU, Zhichuan GUAN, Yandong YANG, Yucai SHI, Yongwang LIU, Yuqiang XU
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Title:
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DRILLING SPEED IMPROVEMENT DEVICE CAPABLE OF PRODUCING BOTH HYDRAULIC PULSE AND IMPACT VIBRATION
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| NO. 66 CHANGJIANG WEST ROAD |
| HUANGDAO |
| QINGDAO, SHANDONG, CHINA 266580 |
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| TONY HOM |
| 81 70 ST |
| BROOKLYN, NY 112091113 |
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