Patent Assignment Details
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| Reel/Frame: | 015819/0450 | |
| Pages: | 3 |
| | Recorded: | 09/22/2004 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/01/2004
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Application #:
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10228892
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Filing Dt:
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08/27/2002
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Publication #:
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Pub Dt:
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03/06/2003
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Title:
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PERFORATING GUN FIRING HEAD WITH VENTED BLOCK FOR HOLDING DETONATOR
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Assignee
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| 4200, 150 6TH AVENUE S.W. |
| CALGARY, ALBERTA, CANADA T2P 3Y7 |
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Correspondence name and address
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PATRICK H. MCCOLLUM
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363 N. SAM HOUSTON PARKWAY EAST
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SUITE 1700
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HOUSTON, TX 77060
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