Patent Assignment Details
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Reel/Frame: | 005512/0806 | |
| Pages: | 4 |
| | Recorded: | 10/22/1990 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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10/20/1992
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Application #:
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07573581
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Filing Dt:
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08/27/1990
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Title:
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WELL TOOL WITH SEALING MEANS
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Assignee
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3900 ESSEX LANE, STE. 1200, A DE CORP. |
HOUSTON, TEXAS 77027-5115 |
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Correspondence name and address
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WILLIAM C. NORVELL, JR.
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JACKSON & WALKER
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1100 LOUISIANA, SUITE 4200
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HOUSTON, TX 77002
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