Patent Assignment Details
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Reel/Frame: | 006136/0553 | |
| Pages: | 4 |
| | Recorded: | 09/19/1990 | | |
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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10/19/1993
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Application #:
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07494737
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Filing Dt:
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03/16/1990
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Title:
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OIL WELL PUMPING MECHANISM
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Assignee
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568 ADMINISTRATIVE SERVICE CENTER, 1919 UNIVERSITY AVENUE |
ST. PAUL, MINNESOTA 55104 |
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Correspondence name and address
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JAMES H. PATTERSON
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DORSEY & WHITNEY
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2200 FIRST BANK PLACE EAST
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MINNEAPOLIS, MN 55402
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