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: | 016651/0920 | |
| Pages: | 5 |
| | Recorded: | 10/19/2005 | | |
| Attorney Dkt #: | 7368-03 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
4
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Patent #:
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Issue Dt:
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09/02/1997
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Application #:
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08544296
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Filing Dt:
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10/17/1995
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Title:
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PERCUSSION DRILL ASSEMBLY
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Patent #:
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Issue Dt:
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09/28/1999
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Application #:
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08723768
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Filing Dt:
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09/30/1996
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Title:
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PERCUSSION DRILL ASSEMBLY
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Patent #:
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Issue Dt:
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04/11/2000
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Application #:
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09338881
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Filing Dt:
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06/23/1999
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Title:
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PERCUSSION DRILL ASSEMBLY
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Patent #:
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Issue Dt:
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05/09/2006
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Application #:
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10733171
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Filing Dt:
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12/11/2003
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Publication #:
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Pub Dt:
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06/16/2005
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Title:
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DRILLING SYSTEMS
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Assignee
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| 6237 S. INDIANAPOLIS PLACE |
| TULSA, OKLAHOMA 74136 |
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Correspondence name and address
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BARBER & BARTZ- ATTN: ROBERT BEARER
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525 S. MAIN
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STE. 800
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TULSA, OK 74103-4511
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