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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03/14/2023
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Application #:
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17709664
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Filing Dt:
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03/31/2022
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Publication #:
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Pub Dt:
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10/13/2022
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Inventors:
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Yi Huang, Xia Fan, Wenbo Meng, Shujie Liu, Dawei Gong, Hexing Liu
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Title:
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SINGLE-TUBE DOUBLE-WELLHEAD DRILLING AND PRODUCTION APPARATUS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 4 HUAXIN ROAD |
| LONGHUA DISTRICT |
| HAIKOU, HAINAN, CHINA 570100 |
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| BUILDING 28, NO. 615, LIANYING ROAD |
| SHANGHAI, CHINA 201611 |
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| ANDRUS INTELLECTUAL PROPERTY LAW, LLP |
| 790 N. WATER STREET |
| SUITE 2200 |
| MILWAUKEE, WI 53202 |
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