Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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01/21/1986
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Application #:
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06416699
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Filing Dt:
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09/10/1982
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Inventor:
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FLOYD W. BECKER
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Title:
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DUAL-WALL DRILL PIPE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 111-58TH AVE., SW., P.O. BOX 5140, STATION A |
| CALGARY, ALBERTA T2H 1X3 |
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| LANE, AITKEN, ET AL |
| 1100 RING BLDG. |
| 1200 18TH ST., NW. |
| WASH. DC. 20036 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5110-49 AVE. |
| PONOKA, ALBERTA |
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| LANE, AITKEN, ET AL |
| 1100 RING BLDG. |
| 1200 18TH ST., NW. |
| WASHINGTON, D.C. 20036 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 111 - 58TH AVENUE, S.W. |
| CALGARY, ALBERTA, CANADA T2H 0X3 |
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| HAYES, SOLOWAY, HENNESSEY, ET AL |
| 175 CANAL STREET |
| MANCHESTER, N.H. 03101 |
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