Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 048737/0676 | |
| Pages: | 3 |
| | Recorded: | 03/29/2019 | | |
| Attorney Dkt #: | WEAT/1077USC02 |
| 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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03/16/2021
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Application #:
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16369008
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Filing Dt:
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03/29/2019
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Publication #:
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Pub Dt:
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07/25/2019
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Title:
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BIDIRECTIONAL DOWNHOLE ISOLATION VALVE
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Assignee
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| 2000 ST. JAMES PLACE |
| HOUSTON, TEXAS 77056 |
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Correspondence name and address
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PATTERSON & SHERIDAN, LLP
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24 GREENWAY PLAZA
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SUITE 1600
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HOUSTON, TX 77046
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