Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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04/23/1985
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Application #:
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06476807
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Filing Dt:
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03/18/1983
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Inventors:
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PER E. A. HANSSON, FELEK JACHIMOWICZ
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Title:
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RETENTION AND DRAINAGE AID
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 1114 AVE. OF THE AMERICAS |
| NEW YORK, NEW YORK 10036 |
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| HOWARD J. TROFFKIN |
| W. R. GRACE & CO. |
| PATENT DEPARTMENT |
| 7379 ROUTE 32 |
| COLUMBIA, MD 21044 |
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Assignment:
2
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MERGER (SEE DOCUMENT FOR DETAILS). EFFECTIVE DATE: MAY 25, 1988 CONNECTICUT
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| WILLIAM W. MCDOWELL, JR. |
| W.R. GRACE & CO.-CONN |
| 7379 ROUTE 32 |
| COLUMBIA, MARYLAND 21044 |
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