Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 054931/0722 | |
| Pages: | 4 |
| | Recorded: | 01/15/2021 | | |
| Attorney Dkt #: | 69000-005 |
| 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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12/03/2019
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Application #:
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15572036
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Filing Dt:
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11/06/2017
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Publication #:
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Pub Dt:
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05/24/2018
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Title:
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RECOVERABLE INSTANT THICKENING ACID AND ITS REUSING METHOD
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Assignees
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| 9 DONGZHIMEN NORTH STREET, DONGCHENG DISTRICT |
| BEIJING, CHINA 100007 |
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| NO. 6 MENGZHUIWAN STREET, CHENGHUA DISTRICT |
| CHENGDU, CHINA 610051 |
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Correspondence name and address
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WPAT, PC INTELLECTUAL PROPERTY ATTORNEY
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8230 BOONE BLVD. SUITE 405
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VIENNA, VA 22182
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05/29/2024 05:25 PM
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