Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 041747/0693 | |
| Pages: | 9 |
| | Recorded: | 03/27/2017 | | |
| Attorney Dkt #: | 4719 US GYP (723265) |
| 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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03/31/2020
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Application #:
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15340767
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Filing Dt:
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11/01/2016
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Publication #:
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Pub Dt:
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05/03/2018
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Title:
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FIRE RESISTANT GYPSUM BOARD COMPRISING EXPANDABLE GRAPHITE AND RELATED METHODS AND SLURRIES
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Assignee
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| 550 WEST ADAMS STREET |
| CHICAGO, ILLINOIS 60661 |
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Correspondence name and address
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LEYDIG, VOIT & MAYER, LTD
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TWO PRUDENTIAL PLAZA, SUITE 4900
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180 NORTH STETSON AVENUE
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CHICAGO, IL 60601-6731
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