Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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Reel/Frame: | 010814/0769 | |
| Pages: | 4 |
| | Recorded: | 05/16/2000 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
3
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Patent #:
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Issue Dt:
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01/26/1999
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Application #:
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08850915
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Filing Dt:
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05/02/1997
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Title:
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METHOD AND APPARATUS FOR CONDUCTING WELL PRODUCTION TESTS
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Patent #:
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Issue Dt:
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02/29/2000
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Application #:
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09025541
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Filing Dt:
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02/18/1998
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Title:
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METHOD AND APPARATUS FOR RETRIEVING FLUID SAMPLES DURING DRILL STEM TESTS
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Patent #:
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Issue Dt:
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11/21/2000
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Application #:
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09177277
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Filing Dt:
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10/22/1998
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Title:
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METHOD AND APPARATUS FOR SHUTTING IN A WELL WHILE LEAVING DRILL STEM IN THE BOREHOLE
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Assignee
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2452 HIGHWAY 1835 |
BRECKENRIDGE, TEXAS 76424 |
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Correspondence name and address
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JACKSON WALKER, LLP
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THOMAS E. SISSON
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112 E. PECAN, SUITE 2100
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SAN ANTONIO, TX 75205
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