Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 013669/0712 | |
| Pages: | 4 |
| | Recorded: | 01/21/2003 | | |
| Conveyance: | MERGER (SEE DOCUMENT FOR DETAILS). |
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Total properties:
5
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Patent #:
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Issue Dt:
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02/25/1986
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Application #:
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06631237
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Filing Dt:
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07/16/1984
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Title:
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APPARATUS AND METHOD FOR MEASURING VISCOSITY
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Patent #:
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Issue Dt:
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06/07/1988
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Application #:
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07010684
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Filing Dt:
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02/04/1987
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Title:
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APPARATUS FOR DYNAMICALLY MEASURING FLUID LOSS CHARACTERISTICS
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Patent #:
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Issue Dt:
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12/30/1997
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Application #:
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08642716
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Filing Dt:
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05/03/1996
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Title:
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PRESSURIZED FLUID DENSITY BALANCE
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Patent #:
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Issue Dt:
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10/14/1997
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Application #:
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08642774
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Filing Dt:
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05/03/1996
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Title:
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PRESSURE RELIEF SYSTEM FOR FILTRATION TESTING APPARATUS
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Patent #:
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Issue Dt:
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06/14/1994
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Application #:
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29006186
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Filing Dt:
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02/24/1993
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Title:
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HIGH PRESSURE, HIGH TEMPERATURE TEST VESSEL WITH PRESSURE WARNING INDICATOR
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Assignee
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| 2601 BELTLINE ROAD |
| INTELLECTUAL PROPERTY DEPARTMENT |
| CARROLLTON, TEXAS 75006 |
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Correspondence name and address
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HILLBURTON ENERGY SERVICS, INC.
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CAROLYN SUE WALDO
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2601 BELTLINE ROAD
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MAIL CODE 1-B-121
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CARROLLTON, TX 75006
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