Patent Assignment Details
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Reel/Frame: | 006506/0424 | |
| Pages: | 3 |
| | Recorded: | 04/20/1993 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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09/13/1994
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Application #:
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08051032
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Filing Dt:
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04/20/1993
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Title:
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APPARATUS AND METHOD FOR CENTRALIZING PIPE IN A WELLBORE
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Assignee
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P.O. BOX 1267 1000 S. PINE STREET |
PONCA CITY, OKLAHOMA 74602-1267 |
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Correspondence name and address
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JOHN E. HOLDER
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P.O. BOX 1267
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1000 S. PINE STREET
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PONCA CITY, OK 74602-1267
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