Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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12/01/2020
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Application #:
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15736835
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Filing Dt:
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12/15/2017
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Publication #:
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Pub Dt:
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10/11/2018
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Inventors:
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Xiaoming DONG, Zhonghua ZHANG, Xiaodong JIN
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Title:
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ULTRA-HIGH STRENGTH AND ULTRA-HIGH TOUGHNESS CASING STEEL, OIL CASING, AND MANUFACTURING METHOD THEREOF
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 885 FUJIN ROAD, BAOSHAN DISTRICT |
| SHANGHAI, CHINA 201900 |
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| NEAL, GERBER, & EISENBERG |
| SUITE 1700 |
| 2 NORTH LASALLE STREET |
| CHICAGO, IL 60602 |
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Assignment:
2
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CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED AT REEL: 044404 FRAME: 0892. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
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| 885 FUJIN ROAD, BAOSHAN DISTRICT |
| SHANGHAI, CHINA 201900 |
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| NEAL, GERBER & EISENBERG LLP |
| TWO NORTH LASALLE STREET |
| SUITE 1700 |
| CHICAGO, IL 60602 |
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