Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 060015/0281 | |
| Pages: | 6 |
| | Recorded: | 05/25/2022 | | |
| Attorney Dkt #: | ?35742.04141 |
| 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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09/27/2022
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Application #:
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17505365
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Filing Dt:
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10/19/2021
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Publication #:
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Pub Dt:
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08/25/2022
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Title:
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PRESSURE-BEARING PLUGGING AGENT 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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YIZHOU LIU
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CALFEE, HALTER & GRISWOLD LLP
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1405 EAST SIXTH STREET
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CLEVELAND, OH 44144-1607
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