Patent Assignment Details
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| Reel/Frame: | 005160/0149 | |
| Pages: | 1 |
| | Recorded: | 10/10/1989 | | |
| 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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05/29/1990
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Application #:
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07419615
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Filing Dt:
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10/10/1989
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Title:
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BALL VALVES FOR PIPELINES
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Assignee
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| PITREAVIE BUSINESS PARK, QUEENSFERRY ROAD |
| DUNFERMLINE, FIFE, KY11 5PU, UNITED KINGDOM |
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Correspondence name and address
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NATHANIEL A. HUMPHRIES
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MASON, FENWICK AND LAWRENCE
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1225 EYE ST., N. W., STE. 1000
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WASHINGTON, DC 20005
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