Patent Assignment Details
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Reel/Frame: | 004231/0162 | |
| Pages: | 1 |
| | Recorded: | 03/05/1984 | | |
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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05/15/1984
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Application #:
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06319848
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Filing Dt:
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11/10/1981
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Title:
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APPARATUS FOR TESTING A NITROGEN-GAS-STABILIZED CEMENT
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Correspondence name and address
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H. W. CORYELL
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SHELL DEVELOPMENT CO.
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P. O. BOX 2463
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HOUSTON, TX 77001
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