Patent Assignment Details
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| Reel/Frame: | 048903/0174 | |
| Pages: | 4 |
| | Recorded: | 04/16/2019 | | |
| Attorney Dkt #: | 20641-0019US00 |
| 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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10/20/2020
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Application #:
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16384176
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Filing Dt:
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04/15/2019
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Publication #:
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Pub Dt:
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08/08/2019
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Title:
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PIANO SYSTEM AND METHOD THEREOF
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Assignee
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| ROOM 701, FLOOR 7, NO. 69, LANE 1688, GUOQUAN BEI ROAD, YANGPU DISTRICT |
| SHANGHAI, CHINA 200438 |
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Correspondence name and address
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XIAOBING ZHANG
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PO BOX 423
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MCLEAN, VA 22101
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05/28/2024 09:36 AM
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