Patent Assignment Details
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Reel/Frame: | 051601/0687 | |
| Pages: | 9 |
| | Recorded: | 01/23/2020 | | |
Attorney Dkt #: | RAP3-PT178 |
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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11/10/2020
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Application #:
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16743811
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Filing Dt:
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01/15/2020
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Title:
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MICRO-NANOMETER PLUGGING ANTI-COLLAPSE DRILLING FLUID AND PREPARATION METHOD AND USE THEREOF
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Assignee
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8 XINDU AVENUE, XINDU DISTRICT, SICHUAN PROVINCE |
CHENGDU CITY, CHINA 610500 |
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Correspondence name and address
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VOLPE AND KOENIG P.C.
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30 SOUTH 17TH STREET, 18TH FLOOR
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PHILADELPHIA, PA 19103
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