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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
9062509
Issue Dt:
06/23/2015
Application #:
13575941
Filing Dt:
07/27/2012
Publication #:
20120297801
Pub Dt:
11/29/2012
Inventors:
Youhong Sun, Wei Guo, Huiwen Xu, Qinghua Wang, Chen Chen, Guosheng Li, Rui Jia, Jianguo Zhao et al
Title:
FORCED COOLING CIRCULATION SYSTEM FOR DRILLING MUD
Assignment: 1
Reel/Frame:
028662/0728Recorded: 07/27/2012Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
SUN, YOUHONG
Exec Dt:
06/30/2012
ZHAO, JIANGPENG
Exec Dt:
06/30/2012
GUO, WEI
Exec Dt:
06/30/2012
XU, HUIWEN
Exec Dt:
06/30/2012
WANG, QINGHUA
Exec Dt:
06/30/2012
CHEN, CHEN
Exec Dt:
06/30/2012
LI, GUOSHENG
Exec Dt:
06/30/2012
JIA, RUI
Exec Dt:
06/30/2012
ZHAO, JIANGUO
Exec Dt:
06/30/2012
XUE, JUN
Exec Dt:
06/30/2012
Assignee:
JILIN UNIVERSITY
QIANJIN STREET 2699
CHANGCHUN CITY, JILIN, CHINA 130012
Correspondent:
NIXON PEABODY, LLP
401 9TH STREET, NW
SUITE 900
WASHINGTON, DC 20004-2128

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