Patent Assignment Details
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| Reel/Frame: | 042180/0005 | |
| Pages: | 5 |
| | Recorded: | 04/28/2017 | | |
| Attorney Dkt #: | 35742/04040 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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09/12/2017
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Application #:
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15418283
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Filing Dt:
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01/27/2017
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Publication #:
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Pub Dt:
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05/18/2017
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Title:
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WELLBORE PRESSURE CORRECTION METHOD
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Assignee
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| ROOM 611, A BLOCK, NO.1 |
| BUILDING, NO.5 YARD, YELLOW RIVER STREET, CHANGPING DISTRICT |
| BEIJING CITY, CHINA |
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Correspondence name and address
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CALFEE, HALTER & GRISWOLD LLP
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THE CALFEE BUILDING
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1405 EAST SIXTH STREET
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CLEVELAND, OH 44114-1607
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