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: | 007558/0312 | |
| Pages: | 7 |
| | Recorded: | 07/21/1995 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
6
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Patent #:
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Issue Dt:
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11/24/1992
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Application #:
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07692620
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Filing Dt:
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04/29/1991
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Title:
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METHOD OF HORIZONTAL DRILLING
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Patent #:
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Issue Dt:
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09/22/1992
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Application #:
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07712529
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Filing Dt:
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06/10/1991
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Title:
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LIGHTWEIGHT DRILL PIPE
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Patent #:
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Issue Dt:
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02/09/1993
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Application #:
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07801969
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Filing Dt:
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12/03/1991
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Title:
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METHOD OF INTERNALLY AND EXTERNALLY UPSETTING THE END OF A METAL TUBE
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Patent #:
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Issue Dt:
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02/15/1994
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Application #:
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07985832
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Filing Dt:
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12/03/1992
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Title:
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STRESS RELIEF GROOVE FOR DRILL PIPE
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Patent #:
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Issue Dt:
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10/25/1994
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Application #:
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08182211
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Filing Dt:
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01/13/1994
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Title:
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STRESS RELIEF GROOVE FOR DRILL PIPE
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Patent #:
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Issue Dt:
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01/02/1996
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Application #:
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08220281
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Filing Dt:
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03/30/1994
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Title:
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METHOD AND APPARATUS FOR MEASURING THE LENGTH (MIU) OF THE INTERNAL TAPER OF AN INTERNALLY UPSET DRILL PIPE TUBE
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Assignee
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| 363 N SAM HOUSTON PARKWAY E., SUITE 1660 |
| HOUSTON, TEXAS 77060 |
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Correspondence name and address
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DOUGLAS H. MAY
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GRANT TFW, INC.
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363 N. SAM HOUSTON PARKWAY E., STE. 1660
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HOUSTON, TX 77060
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