Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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12/29/2015
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Application #:
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13985804
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Filing Dt:
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09/23/2013
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Publication #:
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Pub Dt:
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01/23/2014
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Inventors:
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Caihu Chen, Dingya Wang, Keren Ren, Ping Deng, Jinquan Wang, Aili Li, Hong He
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Title:
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ROTARY LOCK BLOCK TYPE DRILLING RISER CONNECTOR
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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NO. 2 DONGFENG RD. BAOJI |
SHAANXI, CHINA 721002 |
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DICKSTEIN SHAPIRO LLP |
1825 EYE STREET NW |
WASHINGTON, DC 20006-5403 |
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