Patent Assignment Assignee Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
NORTH SCHLUMBERGER OILFIELD TECHNOLOGIES (XI'AN) CO., LTD.
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Total Assignments:
4
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Assignment:
1
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| Reel/Frame: | 027170/0979 | |
| Pages: | 4 |
| | Recorded: | 11/03/2011 | | |
| Attorney Dkt #: | SHB.0003US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 168 ZHANGBA EAST ROAD |
| XI'AN |
| SHAANXI, CHINA 700065 |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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13288128
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Correspondence name and address
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TROP, PRUNER & HU, P.C.
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1616 S. VOSS ROAD, SUITE 750
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HOUSTON, TX 77057-2631
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Assignment:
2
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| Reel/Frame: | 027722/0790 | |
| Pages: | 4 |
| | Recorded: | 02/17/2012 | | |
| Attorney Dkt #: | SHB.0002US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 168 ZHANGBA EAST ROAD |
| XI'AN, SHAANXI, CHINA 700065 |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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13397077
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Correspondence name and address
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TROP PRUNER & HU, P.C.
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1616 SOUTH VOSS ROAD
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SUITE 750
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HOUSTON, TX 77057-2631
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Assignment:
3
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| Reel/Frame: | 029287/0892 | |
| Pages: | 3 |
| | Recorded: | 11/13/2012 | | |
| Attorney Dkt #: | SHB.0004US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 168 ZHANGBA EAST ROAD |
| XI'AN, SHAANXI, CHINA 700065 |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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13675181
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Correspondence name and address
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TROP PRUNER & HU, P.C.
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1616 SOUTH VOSS ROAD, SUITE 750
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HOUSTON, TX 77057-2631
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Assignment:
4
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| Reel/Frame: | 040707/0694 | |
| Pages: | 3 |
| | Recorded: | 12/12/2016 | | |
| Attorney Dkt #: | 62.0111-US-NP |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 168 ZHANGBA EAST ROAD |
| XI'AN SHAANXI, CHINA 700065 |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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13675181
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Correspondence name and address
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KRISTINE DUMAS-SCARBER
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10001 RICHMOND AVENUE
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ROOM 4720
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HOUSTON, TX 77042
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