Patent Assignment Details
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| Reel/Frame: | 064820/0044 | |
| Pages: | 3 |
| | Recorded: | 09/06/2023 | | |
| Attorney Dkt #: | 35742.04163 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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05/28/2024
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Application #:
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18328552
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Filing Dt:
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06/02/2023
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Publication #:
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Pub Dt:
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11/09/2023
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Title:
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DOUBLE-CHAMBER MICROCAPSULE FOR DRILLING FLUID AND SELF-REVERSING REVERSIBLE WATER-IN-OIL DRILLING FLUID AND PREPARATION METHOD THEREOF
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Assignee
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| 8 XINDU AVENUE |
| XINDUE DISTRICT, CHEGDU CITY |
| SICHUAN, CHINA 610500 |
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Correspondence name and address
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YIZHOU LIU
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CALFEE, HALTER & GRISWOLD LLP
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1405 EAST SIXTH STREET
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CLEVELAND, OH 44114-1607
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06/04/2024 12:51 AM
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