Patent Assignment Assignee Details
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Assignee Name :
SPERRY-SUN DRILLING SERVICES, INC.
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Total Assignments:
4
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Assignment:
1
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| Reel/Frame: | 005208/0157 | |
| Pages: | 4 |
| | Recorded: | 06/15/1989 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). APRIL 24, 1981, JUNE 24, 1981 AND NOVEMBER 23, 1988 RESPECTIVELY |
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Correspondence name and address
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DOUGLAS H. MAY
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BAROID TECHNOLOGY, INC.
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P.O. BOX 60087
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HOUSTON, TX. 77205
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Assignment:
2
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| Reel/Frame: | 005024/0939 | |
| Pages: | 19 |
| | Recorded: | 02/14/1988 | | |
| Conveyance: | CHANGE OF NAME (SEE RECORD FOR DETAILS) EFFECTIVE 10-19-81 , DELAWARE |
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04479010
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04879006
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07152876
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Correspondence name and address
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BAROID TECHNOLOGY, INC.,
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P.O. BOX 60087
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HOUSTON, TX 77205
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Assignment:
3
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| Reel/Frame: | 006660/0805 | |
| Pages: | 3 |
| | Recorded: | 07/26/1993 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 3000 NORTH SAM HOUSTON PKWY E. |
| HOUSTON, TEXAS 77032 |
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08078702
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Correspondence name and address
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BROWNING, BUSHMAN, ANDERSON & BROOKHART
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WILLIAM E. JOHNSON, JR.
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5718 WESTHEIMER, SUITE 1800
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HOUSTON, TEXAS 77057
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Assignment:
4
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| Reel/Frame: | 007908/0783 | |
| Pages: | 4 |
| | Recorded: | 04/29/1996 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 3000 NORTH SAM HOUSTON PARKWAY EAST |
| HOUSTON, TEXAS 77032 |
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NONE
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08190719
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Correspondence name and address
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BAROID TECHNOLOGY, INC.
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WILLIAM E. JOHNSON, JR.
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LEGAL DEPARTMENT
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3000 NORTH SAM HOUSTON PARKWAY EAST
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HOUSTON, TEXAS 77032
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