Patent Assignment Abstract of Title
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Total Assignments:
6
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Patent #:
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Issue Dt:
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12/28/2010
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Application #:
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12333824
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Filing Dt:
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12/12/2008
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Publication #:
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Pub Dt:
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04/09/2009
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Inventor:
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Shilin Chen
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Title:
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METHODS AND SYSTEMS TO PREDICT ROTARY DRILL BIT WALK AND TO DESIGN ROTARY DRILL BITS AND OTHER DOWNHOLE TOOLS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 10200 BELLAIRE BOULEVARD |
| HOUSTON, TEXAS 77072-5299 |
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| THOMAS R. FELGER |
| BAKER BOTTS L.L.P. |
| 98 SAN JACINTO BOULEVARD, SUITE 1500 |
| AUSTIN, TX 78701 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 10200 BELLAIRE BOULEVARD |
| HOUSTON, TEXAS 77072-5299 |
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| BAKER BOTTS L.L.P. |
| THOMAS R. FELGER (074263.0443) |
| 98 SAN JACINTO BLVD. STE. 1500 |
| AUSTIN, TX 78701 |
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Assignment:
3
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CORRECTIVE ASSIGNMENT TO CORRECT THE INVENTORS LAST NAME PREVIOUSLY RECORDED ON REEL 022023 FRAME 0614. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
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| 10200 BELLAIRE BOULEVARD |
| HOUSTON, TEXAS 77072-5299 |
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| BAKER BOTTS L.L.P. |
| THOMAS R. FELGER (074263.0443) |
| 98 SAN JACINTO BLVD. STE. 1500 |
| AUSTIN, TX 78701 |
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Assignment:
4
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IP BUSINESS SALE AGREEMENT
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| 1209 ORANGE STREET |
| CORPORATION TRUST CENTER |
| WILMINGTON, DELAWARE 19801 |
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| SPRINKLE IP LAW GROUP/OPEN |
| 1301 W. 25TH STREET |
| SUITE 408 |
| AUSTIN, TX 78705 |
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Assignment:
5
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CERTIFICATE OF CONTINUANCE
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| 1959 UPPER WATER STREET |
| SUITE 900 |
| HALIFAX, CANADA B3J 2X2 |
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| SPRINKLE IP LAW GROUP/OPEN |
| 1301 W. 25TH STREET |
| SUITE 408 |
| AUSTIN, TX 78705 |
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Assignment:
6
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CERTIFICATE OF AMALGAMATION
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| 1959 UPPER WATER STREET |
| SUITE 900 |
| HALIFAX, CANADA B3J 2X2 |
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| SPRINKLE IP LAW GROUP/OPEN |
| 1301 W. 25TH STREET |
| SUITE 408 |
| AUSTIN, TX 78705 |
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