Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Reel/Frame: | 006213/0117 | |
| Pages: | 5 |
| | Recorded: | 07/28/1992 | | |
Conveyance: | SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
7
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Patent #:
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Issue Dt:
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Application #:
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05424617
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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01/31/1984
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Application #:
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06434060
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Filing Dt:
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10/13/1982
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Title:
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STABILIZER
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Patent #:
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Issue Dt:
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01/21/1986
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Application #:
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06587501
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Filing Dt:
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03/08/1984
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Title:
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BOREHOLE OPERATING TOOL WITH FLUID CIRCULATION THROUGH ARMS
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Patent #:
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Issue Dt:
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06/23/1987
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Application #:
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06602385
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Filing Dt:
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04/20/1984
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Title:
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HEAVY WALL DRILL PIPE AND METHOD OF MANUFACTURE OF HEAVY WALL DRILL PIPE
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Patent #:
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Issue Dt:
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09/09/1986
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Application #:
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06674259
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Filing Dt:
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11/23/1984
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Title:
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FREE FLOW STABILIZER
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Patent #:
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Issue Dt:
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09/20/1988
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Application #:
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07031882
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Filing Dt:
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03/30/1987
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Title:
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HEAVY WALL DRILL PIPE AND METHOD OF MANUFACTURE OF HEAVY WALL DRILL PIPE
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Patent #:
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Issue Dt:
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Application #:
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UNAVAILABLE
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Filing Dt:
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Title:
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Assignee
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1000 LOUISIANA |
HOUSTON, TEXAS 77002 |
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Correspondence name and address
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BUTLER & BINION
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NANCY A. TALAVERA
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SUITE 1600
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1000 LOUISIANA
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HOUSTON, TEXAS 77002-5093
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