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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01/15/2013
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Application #:
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12536424
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Filing Dt:
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08/05/2009
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Publication #:
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Pub Dt:
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02/11/2010
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Inventors:
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Allan W. Rainey, James W. Langford
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Title:
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PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME
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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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SCHMEISER OLSEN & WATTS LLP |
18 E. UNIVERSITY DRIVE |
SUITE 101 |
MESA, AZ 85201 |
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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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