Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Reel/Frame: | 004516/0243 | |
| Pages: | 3 |
| | Recorded: | 02/28/1986 | | |
Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE DATE: SEPTEMBER 12, 1984 |
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Total properties:
4
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Patent #:
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Issue Dt:
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01/13/1981
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Application #:
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06058868
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Filing Dt:
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07/19/1979
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Title:
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PROCESS FOR RECOVERING METAL VALUES FROM MATERIALS CONTAINING ARSENIC
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Patent #:
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Issue Dt:
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01/13/1981
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Application #:
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06061411
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Filing Dt:
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07/27/1979
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Title:
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CHLORIDE LEACH PROCESS FOR RECOVERING METAL VALUES IN THE PRESENCE OF ARSENIC
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Patent #:
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Issue Dt:
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01/13/1981
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Application #:
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06061412
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Filing Dt:
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07/27/1979
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Title:
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PROCESS FOR RECOVERING ARSENIC COMPOUNDS BY SODIUM HYDROXIDE LEACHING
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Patent #:
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Issue Dt:
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12/27/1983
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Application #:
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06336502
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Filing Dt:
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12/31/1981
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Title:
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MANGANESE AND ZINC SOLVENT EXTRACTION PROCESS
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Correspondence name and address
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SHERIDAN, ROSS, FIELDS & MC INTOSH
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4155 E. JEWELL AVE., STE. 814
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DENVER, COLO. 80222
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