Patent Assignment Details
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| Reel/Frame: | 019914/0407 | |
| Pages: | 5 |
| | Recorded: | 10/03/2007 | | |
| Attorney Dkt #: | WEAT/0203.C1 |
| 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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07/08/2008
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Application #:
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11535419
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Filing Dt:
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09/26/2006
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Publication #:
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Pub Dt:
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03/29/2007
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Title:
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APPARATUS AND METHOD TO REDUCE FLUID PRESSURE IN A WELLBORE
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Assignee
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| 515 POST OAK BOULEVARD, SUITE 600 |
| HOUSTON, TEXAS 77027 |
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Correspondence name and address
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WILLIAM B. PATTERSON
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3040 POST OAK BLVD., SUITE 1500
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HOUSTON, TX 77056
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