Patent Assignment Details
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| Reel/Frame: | 050137/0669 | |
| Pages: | 12 |
| | Recorded: | 08/22/2019 | | |
| Attorney Dkt #: | 36793U |
| 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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04/20/2021
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Application #:
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16547069
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Filing Dt:
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08/21/2019
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Publication #:
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Pub Dt:
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07/30/2020
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Title:
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SOUND PRODUCTION DEVICE, DISPLAY SYSTEM, AND SOUND PRODUCTION METHOD
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Assignees
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| NO. 2177 TONGLINGBEI ROAD, |
| HEFEI, ANHUI,, CHINA 230012 |
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| NO. 10 JIUXIANQIAO RD., CHAOYANG DISTRICT |
| BEIJING, CHINA 100015 |
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Correspondence name and address
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NATH GOLDBERG & MEYER
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112 S. WEST STREET
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ALEXANDRIA, VA 22314
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