IP Library › Assignment 027937/0077
Patent Assignment
Reel/Frame 027937/0077

Assignment of Assignor's Interest

Recorded: 2012-03-27 Pages: 6
Assignors
LI, NING
Executed: 2012-03-20
WANG, KEWEN
Executed: 2012-03-20
QIAO, DEXIN
Executed: 2012-03-20
FENG, QINGFU
Executed: 2012-03-20
WU, HONGLIANG
Executed: 2012-03-20
Assignee
PETROCHINA COMPANY LIMITED
9 DONGZHIMEN NORTH STREET, DONGEHENG DISTRICT, BEIJING, 100007, CHINA
Covered Property (1)
Quantitative Calculation Method for Oil (Gas) Saturation of Fractured Reservoir
Patent: 8,805,661 →
Application: 13/379,706 →
Publication: US 2012/0109603