Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 058828/0511 | |
| Pages: | 5 |
| | Recorded: | 11/15/2021 | | |
| Attorney Dkt #: | SHG201900005US (39710-2) |
| 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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01/04/2022
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Application #:
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16685779
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Filing Dt:
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11/15/2019
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Publication #:
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Pub Dt:
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09/03/2020
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Title:
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PREPARATION METHOD OF POWDERY POLYCARBOXYLATE SUPERPLASTICIZER
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Assignee
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| ROOM 502B, BUILDING NO. 88, |
| NO. 887, RD. ZUCHONGZHI, PUDONG DISTRICT |
| SHANGHAI, CHINA 201210 |
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Correspondence name and address
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ARMSTRONG TEASDALE LLP
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7700 FORSYTH BLVD.
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SUITE 1800
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ST. LOUIS, MO 63105
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