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 :
DRILLING TECHNOLOGY RESEARCH INSTITUTE OF SHENGLI OILFIELD
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Total Assignments:
3
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Assignment:
1
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| Reel/Frame: | 006453/0463 | |
| Pages: | 4 |
| | Recorded: | 12/14/1992 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| 85 SHANGHE ROAD |
| DONGYING CITY, SHANDONG PEOPLE'S, CHINA |
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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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07990663
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Correspondence name and address
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MERCHANT, GOULD, SMITH, EDELL,
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WELTER & SCHMIDT, P.A.
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MICHAEL D. SCHUMANN
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3100 NORWEST CENTER - 90 S. SEVENTH ST.
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MINNEAPOLIS, MINNESOTA 55402-4131
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Assignment:
2
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| Reel/Frame: | 006442/0462 | |
| Pages: | 2 |
| | Recorded: | 03/01/1993 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| 85 SHANGHE ROAD, DONGYING CITY |
| SHANDONG PROVINCE PEOPLE'S, CHINA |
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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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07990663
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Correspondence name and address
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MICHAEL D. SCHUMANN
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MERCHANT, GOULD, SMITH, EDELL WELTER
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& SCHMIDT
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3100 NORWEST CENTER, 90 SOUTH 7TH STREET
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MINNEAPOLIS, MN 55402-4131
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Assignment:
3
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| Reel/Frame: | 006442/0464 | |
| Pages: | 2 |
| | Recorded: | 03/01/1993 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| 85 SHANGHE ROAD, DONGYING CITY |
| SHANDONG PROVINCE PEOPLE'S, CHINA |
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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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07990663
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Correspondence name and address
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MICHAEL D. SCHUMANN
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MERCHANT, GOULD, SMITH, EDELL ET AL
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3100 NORWEST CENTER
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90 SOUTH SEVENTH STREET
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MINNEAPOLIS, MN 55402-4131
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06/07/2024 07:55 PM
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