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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02/23/2021
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Application #:
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16825984
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Filing Dt:
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03/20/2020
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Publication #:
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Pub Dt:
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07/09/2020
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Inventors:
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Junlin SU, Jinjun HUANG, Pingya LUO, Fang LI
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Title:
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EXPERIMENTAL DEVICE AND EXPERIMENTAL METHOD FOR TESTING THE LUBRICITY IN HORIZONTAL WELL DRILLING WITH A CUTTINGS BED TAKEN INTO CONSIDERATION
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 8 XINDU AVENUE, XINDU DISTRICT |
| SICHUAN PROVINCE |
| CHENGDU CITY, CHINA 610500 |
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| YIZHOU LIU |
| CALFEE, HALTER & GRISWOLD LLP |
| 1405 EAST SIXTH STREET |
| CLEVELAND, OH 44114-1607 |
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