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: | 013516/0915 | |
| Pages: | 3 |
| | Recorded: | 11/25/2002 | | |
Conveyance: | DISTRIBUTION AGREEMENT |
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Total properties:
2
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Patent #:
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Issue Dt:
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03/30/1993
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Application #:
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07744859
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Filing Dt:
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08/14/1991
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Title:
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DRILLING WITH CASING AND RETRIEVABLE DRILL BIT
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Patent #:
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Issue Dt:
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12/21/1993
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Application #:
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07960667
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Filing Dt:
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10/14/1992
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Title:
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DRILLING WITH CASING AND RETRIEVABLE DRILL BIT
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Assignee
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8204- 6A STREET SE |
CALGARY, ALBERTA T2H 287 |
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Correspondence name and address
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BENNETT JONES LLP
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ROSEANN B. CALDWELL
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4500 BANKERS HALL EAST
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855 - 2ND STREET SE
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CALGARY, AB T2P 4K7
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