Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 003886/0241 | |
| Pages: | 2 |
| | Recorded: | 08/03/1981 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
6
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Patent #:
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Issue Dt:
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Application #:
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05159476
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Title:
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Application #:
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05481118
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Title:
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Patent #:
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Application #:
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05838220
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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09/15/1981
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Application #:
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06071175
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Filing Dt:
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08/31/1979
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Title:
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FILTERING OF PRECIPITATING SILICA
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Patent #:
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Issue Dt:
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09/01/1981
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Application #:
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06088352
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Filing Dt:
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10/26/1979
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Title:
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NOVEL HARZBURGITE AND PREPARATION THEREOF
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Patent #:
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Issue Dt:
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03/16/1982
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Application #:
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06127547
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Filing Dt:
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03/06/1980
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Title:
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DRY GRANULAR CALCINED MAGNETIC FRACTION OBTAINED FROM CHRYSOTILE ASBESTOS TAILINGS
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Assignee
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| 850 WEST OUELLET BLVD. |
| THETFORD-MINES, QUEBEC, CANADA |
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Correspondence name and address
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CUSHMAN, DARBY & CUSHMAN
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8TH FLR., 1801 K ST., N.W.
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WASHINGTON, DC 20006
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