Patent Assignment Details
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| Reel/Frame: | 006442/0464 | |
| Pages: | 2 |
| | Recorded: | 03/01/1993 | | |
| 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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02/21/1995
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Application #:
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07990663
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Filing Dt:
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12/14/1992
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Title:
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WELL RIG LIFT SYSTEM AND A HYDRAULIC ENERGY-STORING WELL RIG LIFT SYSTEM
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Assignee
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| 85 SHANGHE ROAD, DONGYING CITY |
| SHANDONG PROVINCE PEOPLE'S, CHINA |
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Correspondence name and address
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MICHAEL D. SCHUMANN
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MERCHANT, GOULD, SMITH, EDELL ET AL
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3100 NORWEST CENTER
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90 SOUTH SEVENTH STREET
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MINNEAPOLIS, MN 55402-4131
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