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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05/03/1994
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Application #:
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07967233
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Filing Dt:
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10/26/1992
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Inventors:
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JAMES F. BRETT, JOSEPH F. GOETZ, ALAN P. ROBERTS
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Title:
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METHODS OF EMPLOYING VIBRATIONAL ENERGY IN A BOREHOLE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 4554 SOUTH HARVARD AVENUE |
| TULSA, OKLAHOMA 74135 |
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| PAUL H. JOHNSON |
| HEAD & JOHNSON |
| 228 WEST 17TH PLACE |
| TULSA, OK 74119 |
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Assignment:
2
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CORRECTIVE ASSIGNMENT TO CORRECT THE STATE OF INCORPORATION OF ASSIGNMENT PREVIOUSLY RECORDED AT REEL 6345, FRAME 0479. ASSIGNOR HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE INTEREST.
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| 4554 SOUTH HARVARD AVENUE |
| TULSA, OKLAHOMA 74135 |
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| HEAD, JOHNSON & KACHIGIAN |
| MARK G. KACHIGIAN |
| 228 WEST 17TH PLACE |
| TULSA, OKLAHOMA 74119 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 4111 SOUTH DARLINGTON, SUITE 700 |
| TULSA, OKLAHOMA 74135 |
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| HEAD, JOHNSON & KACHIGIAN |
| MARK G. KACHIGIAN |
| 228 WEST 17TH PLACE |
| TULSA, OKLAHOMA 74119 |
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