Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
DRILLING RESEARCH INSTITUTE OF CHINA NATIONAL PETROLEUM COMPANY
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Total Assignments:
1
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Assignment:
1
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| Reel/Frame: | 055205/0359 | |
| Pages: | 5 |
| | Recorded: | 02/09/2021 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignees
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| LIUPU KANG, XICHENG DISTRICT |
| BEIJING, CHINA 100120 |
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| NO. 5 HUANGHE STREET, CHANGPING DISTRICT |
| BUILDING 1 |
| BEIJING, CHINA 102206 |
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Pat #
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Pub #
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Intl #
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App #
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Pat #
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Pub #
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Intl #
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App #
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15418283
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15418298
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Correspondence name and address
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JUN LU
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1-708, BUILDING 5, 1 BEI QING ROAD, CHANGPING DIST
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BEIJING, 102206 CHINA
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