Patent Assignment
Reel/Frame 064446/0525
Assignment of Assignor's Interest
Recorded: 2023-08-01
Pages: 4
Assignors
MAO, TIANQIAO
Executed: 2023-06-28
LI, XIAO
Executed: 2023-06-28
LI, GUANFANG
Executed: 2023-06-28
LI, SHOUDING
Executed: 2023-06-28
HU, YANZHI
Executed: 2023-06-28
ZHENG, BO
Executed: 2023-06-28
Assignee
INSTITUTE OF GEOLOGY AND GEOPHYSICS, CHINESE ACADEMY OF SCIENCES
NO. 19, BEITUCHENG WESTERN ROAD, CHAOYANG DISTRICT, BEIJING, BEIJING, 100029, CHINA
Covered Property
(1)
Multi-Stage Perforation and Shock Wave Combined Device and Method for Initial Fracture Enhancement
Patent:
11,840,914 →
Application:
18/228,739 →