Patent Assignment Details
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| Reel/Frame: | 006593/0267 | |
| Pages: | 13 |
| | Recorded: | 05/21/1993 | | |
| Conveyance: | SECURITY INTEREST (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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04/28/1992
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Application #:
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07547835
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Filing Dt:
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07/03/1990
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Title:
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PROCESS FOR RECOVERY OF SPENT ETCHANT
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Assignee
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| 100 SOUTH WACKER DRIVE |
| CHICAGO, ILLINOIS 60606 |
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Correspondence name and address
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SARA A. MCINTIRE
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GOLDBERG, KOHN, P.C.
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55 E. MONROE ST., STE. 3900
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CHICAGO, ILLINOIS 60603
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