Patent Assignment Details
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| Reel/Frame: | 004972/0610 | |
| Pages: | 1 |
| | Recorded: | 11/14/1988 | | |
| 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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03/05/1991
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Application #:
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07272237
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Filing Dt:
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11/14/1988
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Title:
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ADDITIVE AND METHOD FOR TEMPORARILY REDUCING PERMEABILITY OF SUBTERRANEAN FORMATIONS
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Correspondence name and address
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BARRY W. SUFRIN
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HOSIER & SUFRIN
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100 SOUTH WACKER DRIVE, STE. 224
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CHICAGO, IL 60606
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