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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16843396
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Filing Dt:
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04/08/2020
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Publication #:
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Pub Dt:
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02/18/2021
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Inventors:
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Ying Xiong, Youquan Liu, Yadong Zhang, Yuan Xu, Xianwu Jing, Wei Li, Zhiqin Kang, Houan Zhou et al
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Title:
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FILLING SYSTEM SUITABLE FOR SOLID DRAG REDUCING AGENT AND SOLID THICKENER
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 9 DONGZHIMEN NORTH STREET |
| DONGCHENG DISTRICT |
| BEINING, CHINA 100007 |
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| WEAVER AUSTIN VILLENEUVE & SAMPSON LLP |
| P. O. BOX 70250 |
| OAKLAND, CA 94612-0250 |
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