Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 055717/0473 | |
| Pages: | 11 |
| | Recorded: | 03/25/2021 | | |
| Attorney Dkt #: | W21-XJS-ZTBJ-277USU |
| 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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06/13/2023
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Application #:
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17212293
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Filing Dt:
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03/25/2021
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Publication #:
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Pub Dt:
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07/08/2021
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Title:
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SPLIT AIR CABIN VENTILATION SYSTEM FOR CONSTRUCTION OF TUNNEL INCLINED SHAFT AND VENTILATION METHOD USING SAME
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Assignees
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| 161 YUDAI EAST SECOND STREET, MENTOUGOU DISTRICT |
| BEIJING, CHINA |
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| 259 HANGCHUANG ROAD, NATIONAL CIVIL AEROSPACE INDUSTRY BASE |
| XI'AN, SHAANXI, CHINA |
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| MIDDLE-SECTION OF NAN'ER HUAN ROAD |
| XI'AN, SHAANXI, CHINA 710064 |
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Correspondence name and address
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JINGGAO LI
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1100 KINGS HIGHWAY EAST
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SUITE 2F
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FAIRFIELD, CT 06825
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05/10/2024 04:40 AM
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