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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02/14/1984
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Application #:
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06370979
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Filing Dt:
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04/22/1982
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Inventor:
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JACOB BLOCK
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Title:
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DRILLING FLUID VISCOSIFIER
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 1114 AVE AMERICAS A CT CORP |
| NY, NEW YORK 10036 |
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| EDWARD J. CABIC |
| W. R. GRACE CO. |
| 7379 ROUTE 32 |
| COLUMBIS, 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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