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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
10809401
Issue Dt:
10/20/2020
Application #:
15954065
Filing Dt:
04/16/2018
Publication #:
20180231679
Pub Dt:
08/16/2018
Inventors:
Fengshu Dong, Haiyan Quan, Minxue Luo, Chaohong Xu, Xiuyan Xin, Yuehong Jing
Title:
METHOD AND DEVICE FOR DETERMINING OVERALL MEASUREMENT OF SEISMIC OBSERVATION SYSTEM REPEATABILITY
Assignment: 1
Reel/Frame:
045557/0209Recorded: 04/17/2018Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
DONG, FENGSHU
Exec Dt:
03/19/2018
QUAN, HAIYAN
Exec Dt:
03/22/2018
LUO, MINXUE
Exec Dt:
03/22/2018
XU, CHAOHONG
Exec Dt:
03/22/2018
XIN, XIUYAN
Exec Dt:
03/22/2018
JING, YUEHONG
Exec Dt:
03/22/2018
Assignee:
CHINA NATIONAL PETROLEUM CORPORATION
9 DONGZHIMEN NORTH STREET
DONGCHENG DISTRICT
BEIJING, CHINA 100007
Correspondent:
HOFFMAN WARNICK LLC
540 BROADWAY
4TH FLOOR
ALBANY, NY 12207
Assignment: 2
Reel/Frame:
049578/0052Recorded: 06/25/2019Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
CHINA NATIONAL PETROLEUM CORPORATION
Exec Dt:
06/24/2019
Assignee:
BGP INC., CHINA NATIONAL PETROLEUM CORPORATION
NO. 189 FANYANG WEST ROAD
ZHUOZHOU
HEBEI, CHINA 072751
Correspondent:
HOFFMAN WARNICK LLC
540 BROADWAY
4TH FLOOR
ALBANY, NY 12207

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