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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
NONE
Issue Dt:
Application #:
17083638
Filing Dt:
10/29/2020
Publication #:
20210189267
Pub Dt:
06/24/2021
Inventors:
QINGFENG TAN, AN MA, LUHAI WANG, LITAO WANG, YINDONG LIU, SHUANG HAN, YINGCHUN LIANG et al
Title:
METHOD AND DEVICE FOR VISCOSITY-REDUCING AND UPGRADING OF LOW-GRADE HEAVY OIL
Assignment: 1
Reel/Frame:
054251/0096Recorded: 10/29/2020Pages: 24
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
TAN, QINGFENG
Exec Dt:
10/20/2020
MA, AN
Exec Dt:
10/20/2020
HU, CHANGLU
Exec Dt:
10/20/2020
WANG, LUHAI
Exec Dt:
10/20/2020
CHENG, TAO
Exec Dt:
10/20/2020
WANG, LITAO
Exec Dt:
10/20/2020
YANG, DONGHAO
Exec Dt:
10/20/2020
LIU, YINDONG
Exec Dt:
10/20/2020
WANG, YAN
Exec Dt:
10/20/2020
HAN, SHUANG
Exec Dt:
10/20/2020
ZHANG, XIAO
Exec Dt:
10/20/2020
LIANG, YINGCHUN
Exec Dt:
10/20/2020
YANG, HANG
Exec Dt:
10/20/2020
SONG, JUNNAN
Exec Dt:
10/20/2020
YOU, HUILING
Exec Dt:
10/20/2020
LU, JINGMAN
Exec Dt:
10/20/2020
ZHANG, BOHAN
Exec Dt:
10/20/2020
SU, WU
Exec Dt:
10/20/2020
Assignee:
PETROCHINA COMPANY LIMITED
9 DONGZHIMEN NORTH STREET, DONGCHENG DISTRICT
BEIJING CITY, CHINA 102249
Correspondent:
BRYAN S. LEMANSKI
29 W. LAWRENCE STREET, STE. 210
PONTIAC, MI 48342

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