Patent Assignment Details
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Reel/Frame: | 025698/0559 | |
| Pages: | 6 |
| | Recorded: | 01/26/2011 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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12/05/2000
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Application #:
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09158338
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Filing Dt:
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09/22/1998
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Title:
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METHOD OF AND SYSTEM FOR OPTIMIZING RATE OF PENETRATION IN DRILLING OPERATIONS
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Assignee
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13135 S. DAIRY ASHFORD RD.,SUITE 800 |
SUGAR LAND, TEXAS 77478 |
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Correspondence name and address
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RICHARD A. FAGIN
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P.O. BOX 1247
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RICHMOND, TX 77406-1247
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