Patent Assignment Assignor Details
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Assignor Name :
DRILLING ENGINEERING TECHNOLOGY RESEARCH INSTITUTE OF SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTD
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Total Assignments:
1
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Assignment:
1
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Reel/Frame: | 055682/0975 | |
| Pages: | 3 |
| | Recorded: | 03/23/2021 | | |
Attorney Dkt #: | PA124.0174 |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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22 CHAOYANGMEN NORTH STREET, CHAOYANG DISTRICT |
BEIJING, CHINA 100728 |
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Pat #
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Pub #
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Intl #
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App #
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16768639
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Correspondence name and address
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NOVICK, KIM & LEE, PLLC
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3251 OLD LEE HIGHWAY
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SUITE 500
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FAIRFAX, VA 22030
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09/24/2024 12:56 PM
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