Patent Assignment Details
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| Reel/Frame: | 004654/0094 | |
| Pages: | 2 |
| | Recorded: | 01/02/1987 | | |
| 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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05/09/1989
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Application #:
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06925347
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Filing Dt:
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10/31/1986
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Title:
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PRESSURE-DEPENDENT ANISOTROPIC -TRANSPORT MEMBRANE SYSTEM
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Correspondence name and address
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JOHN W. FREEMAN
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FISH AND RICHARDSON
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ONE FINANCIAL CENTER
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BOSTON, MA 02111
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