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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
05/28/2019
Application #:
15758559
Filing Dt:
03/08/2018
Publication #:
Pub Dt:
08/30/2018
Inventors:
Suping Peng, Xiaoting Li, Jingtao Zhao, Wenfeng Du
Title:
METHOD AND APPARATUS FOR IDENTIFYING COLLAPSED COAL COLUMN
Assignment: 1
Reel/Frame:
045146/0301Recorded: 03/08/2018Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
02/20/2018
Exec Dt:
02/26/2018
Exec Dt:
02/26/2018
Exec Dt:
02/26/2018
Assignee:
DING NO. 11 XUEYUAN ROAD
HAIDIAN DISTRICT
BEIJING, CHINA 100083
Correspondent:
PRICE HENEVELD LLP
695 KENMOOR SE
P.O. BOX 2567
GRAND RAPIDS, MI 49501

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