Patent Assignment Details
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| Reel/Frame: | 053389/0140 | |
| Pages: | 4 |
| | Recorded: | 08/03/2020 | | |
| Attorney Dkt #: | 20641-0010US03 |
| 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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04/27/2021
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Application #:
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29733179
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Filing Dt:
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04/30/2020
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Title:
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DISPLAY SCREEN OF A SMART PIANO WITH TRANSITIONAL GRAPHICAL USER INTERFACE
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Assignee
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| ROOM 701, FLOOR 7, NO. 69, LANE 1688, GUOQUAN BEI ROAD, YANGPU DISTRICT |
| SHANGHAI, CHINA |
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Correspondence name and address
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YANGZHOU DU
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PO BOX 423
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MCLEAN, VA 22101
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07/07/2025 03:28 PM
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