Patent Assignment Details
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| Reel/Frame: | 009201/0065 | |
| Pages: | 5 |
| | Recorded: | 05/22/1998 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS 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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01/30/2001
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Application #:
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08901805
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Filing Dt:
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07/28/1997
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Title:
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FLUID LOSS CONTROL ADDITIVES AND SUBTERRANEAN TREATMENT FLUIDS CONTAINING THE SAME
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Assignees
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| 800 NORTH LINDBERG BOULEVARD |
| ST. LOUIS, MISSOURI 63167 |
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| P.O. BOX 7663 |
| WILMINGTON, DELAWARE 19803 |
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Correspondence name and address
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FITZPATRICK, CELLA, HARPER & SCINTO
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RAYMOND R. MANDRA
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277 PARK AVENUE
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NEW YORK, NY 10172-0194
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