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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04/30/2024
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Application #:
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17614807
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Filing Dt:
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11/29/2021
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Publication #:
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Pub Dt:
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07/21/2022
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Inventors:
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Shigemi NAGANAWA, Ryutaro MUKAI
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Title:
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DRILLING FLUID, DRILLING METHOD, AND DRILLING FLUID ADDITIVE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1-1, TEGATA GAKUEN-MACHI |
| AKITA-SHI, AKITA, JAPAN 010-8502 |
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| 3-18, NAKANOSHIMA 2-CHOME, KITA-KU |
| OSAKA-SHI, OSAKA, JAPAN 530-8288 |
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| OBLON, ET AL. |
| 1940 DUKE STREET |
| ALEXANDRIA, VA 22314 |
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