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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11/06/1990
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Application #:
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07376573
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Filing Dt:
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07/07/1989
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Inventor:
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KENNETH L. LARSSON
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Title:
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THREAD COUPLING FOR DRILL STRING MEMBERS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| A CORP. OF SWEDEN |
| S-811 81 SANDVIKEN, SWEDEN |
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| BURNS, DOANE, SWECKER & MATHIS |
| GEORGE MASON BLDG. |
| WASHINGTON & PRINCE STREETS |
| P.O. BOX 1404 |
| ALEXANDRIA, VA 22313-1404 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| S-811 81 SANDVIKEN, SWEDEN |
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| BUCHANAN INGERSOLL PC |
| (INCLUDING BURNS, DOANE, SWECKER & MATHI |
| POST OFFICE BOX 1404 |
| ALEXANDRIA, VA 22313-1404 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| S-811 81 SANDVIKEN, SWEDEN |
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| BUCHANAN INGERSOLL PC |
| (INCLUDING BURNS, DOANE, SWECKER & MATHI |
| POST OFFICE BOX 1404 |
| ALEXANDRIA, VA 22313-1404 |
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