Patent Assignment
Reel/Frame 064994/0433
Assignment of Assignor's Interest
Recorded: 2023-09-22
Pages: 5
Assignors
PATSY, MATTHEW
Executed: 2023-08-30
YUE, JIANPENG
Executed: 2023-09-01
YUAN, MIN MARK
Executed: 2023-09-01
CHENG, PENG
Executed: 2023-09-01
LIU, YU
Executed: 2023-09-13
LIU, HUAILIANG
Executed: 2023-09-13
Assignees
CNPC USA CORPORATION
2901 WILCREST DRIVE, 6TH FLOOR, HOUSTON, TEXAS, 77042
BEIJING HUAMEI, INC.
NO. 23 TAIYANGGONG SOUTH ST. CHAO YANG DISTRICT, BEIJING, 100007, CHINA
CHINA NATIONAL PETROLEUM CORPORATION
NO. 9 DONGZHIMEN NORTH STREET, DONGCHENG DISTRICT, BEIJING, 100007, CHINA
Covered Property
(1)
Frac Plug Device for High Expansion at the Setting Position
Patent:
12,209,481 →
Application:
18/472,443 →