Patent Assignment
Reel/Frame 066895/0090
Assignment of Assignor's Interest
Recorded: 2024-03-26
Pages: 5
Assignors
HU, SHUNQU
Executed: 2023-11-21
LIN, YONGMAO
Executed: 2023-11-21
ZHAO, WEI
Executed: 2023-11-21
LEI, WEI
Executed: 2023-11-21
XIE, ZHI
Executed: 2023-11-21
HOU, ZHIMIN
Executed: 2023-11-21
CHEN, CHEN
Executed: 2023-11-21
WANG, QIANG
Executed: 2023-11-21
HU, DAN
Executed: 2023-11-21
CUI, JINGYU
Executed: 2023-11-21
Assignees
CHINA PETROLEUM & CHEMICAL CORPORATION
NO.22 CHAOYANGMEN NORTH STREET, CHAOYANG DISTRICT, BEIJING, 100728, CHINA
SINOPEC SOUTHWEST OIL & GAS COMPANY
NO.688, JITAI ROAD, HI-TECH INDUSTRIAL DEVELOPMENT ZONE, CHENGDU, SICHUAN, 610041, CHINA
Covered Property
(1)
Differential Pressure Sliding Sleeve, and Oil and Gas Well Fracturing Construction Method Using Same