Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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10/11/2016
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Application #:
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13836603
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Filing Dt:
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03/15/2013
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Publication #:
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Pub Dt:
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11/07/2013
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Inventors:
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YOUHE ZHANG, MICHAEL G. AZAR, CHEN CHEN, YURI BURHAN
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Title:
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GAGE CUTTER PROTECTION FOR DRILLING BITS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1310 RANKIN RD. |
| HOUSTON, TEXAS 77073 |
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| SMITH INTERNATIONAL INC. |
| 1310 RANKIN RD. |
| PATENT SERVICES |
| HOUSTON, TX 77073 |
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