Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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07/10/2012
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Application #:
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12436261
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Filing Dt:
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05/06/2009
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Publication #:
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Pub Dt:
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11/11/2010
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Inventors:
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Timothy J. Plunkett, Dale R. Wolfer, Paul Campbell
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Title:
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VARIABLE FREQUENCY CONTROL FOR DOWN HOLE DRILL AND METHOD
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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1600 S. GREAT SOUTHWEST PARKWAY |
GRAND PRAIRIE, TEXAS 75051 |
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MICHAEL BEST & FRIEDRICH LLP |
100 E WISCONSIN AVENUE |
SUITE 3300 |
MILWAUKEE, WI 53202 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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13278 LINCOLN WAY WEST, P.O. BOX 271 |
FORT LOUDON, PENNSYLVANIA 17224 |
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VENABLE LLP |
600 MASSACHUSETTS AVENUE, NW |
WASHINGTON, DC 20001 |
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