Patent Assignment Details
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| Reel/Frame: | 004223/0730 | |
| Pages: | 2 |
| | Recorded: | 01/26/1984 | | |
| 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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03/25/1986
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Application #:
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06574237
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Filing Dt:
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01/26/1984
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Title:
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PLUG VALVE EQUIPPED WITH PRESSURE EQUALIZATION MEANS
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Assignee
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| 277 PARK AVE. |
| A CORP. OF TX |
| NEW YORK, NEW YORK |
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Correspondence name and address
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WARREN L. FRANZ, SCHLUMBERGER LIMITED
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205 INDUSTRIAL RD.
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SUGAR LAND, TX 77478
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