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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
11999905
Issue Dt:
06/04/2024
Application #:
17885251
Filing Dt:
08/10/2022
Publication #:
20230058884
Pub Dt:
02/23/2023
Inventors:
Fuchen LIU, Jianshen LI, Lijun LIN, Jiangshui HUANG, Genyao LIN, Lulu SONG, Stephanie YU
Title:
DEGRADABLE FRICTION REDUCER FOR HYDRAULIC FRACTURING TREATMENTS
Assignment: 1
Reel/Frame:
064479/0052Recorded: 08/03/2023Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
LIU, FUCHEN
Exec Dt:
07/03/2023
LI, JIANSHEN
Exec Dt:
07/03/2023
LIN, LIJUN
Exec Dt:
07/03/2023
HUANG, JIANGSHUI
Exec Dt:
07/03/2023
LIN, GENYAO
Exec Dt:
06/30/2023
SONG, LULU
Exec Dt:
07/03/2023
YU, STEPHANIE
Exec Dt:
07/05/2023
Assignees:
CNPC USA CORPORATION
2901 WILCREST DRIVE
SUITE 600
HOUSTON, TEXAS 77042
BEIJING HUAMEI, INC.
NO. 23 TAIYANGGONG SOUTH ST.
CHAO YANG DISTRICT
BEIJING, CHINA 102200
CHINA NATIONAL PETROLEUM CORPORATION
NO. 9 DONGZHIMEN NORTH STREET
DONGCHENG DISTRICT
BEIJING, CHINA 100007
Correspondent:
HOGAN LOVELLS US LLP
609 MAIN STREET
SUITE 4200
HOUSTON, TX 77002

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