Patent Assignment Details
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| Reel/Frame: | 005805/0415 | |
| Pages: | 3 |
| | Recorded: | 08/16/1991 | | |
| 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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01/07/1992
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Application #:
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07546810
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Filing Dt:
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07/02/1990
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Title:
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METHOD FOR CONTROLLING SILICA/SILICATE DEPOSITION IN AQUEOUS SYSTEMS USING 2-PHOSPHONOBUTANE TRICARBOXYLIC ACID-1,2,4 AND ANIONIC POLYMERS
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Assignee
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| P.O. BOX 1346 |
| PITTSBURGH, PENNSYLVANIA |
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Correspondence name and address
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WILLIAM C. MITCHELL
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PATENT DEPT.
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MERCK & CO., INC.
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P. O. BOX 2000
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RAHWAY, NJ 07065
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