IP Library › Assignment 028317/0998
Patent Assignment
Reel/Frame 028317/0998

Assignment of Assignor's Interest

Recorded: 2012-06-05 Pages: 2
Assignor
WANG, HONG
Executed: 2012-05-29
Assignee
SHARP-ROCK RESEARCH AND CONSULTING, LLC.
17822 SUGARLOAF BAY DR., CYPRESS, TEXAS, 77429
Covered Property (1)
Method for Strengthening a Wellbore of a Well
Patent: 9,109,992 →
Application: 13/488,062 →
Publication: US 2013/0143777
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 28, 2013
From: SHARP-ROCK RESEARCH AND CONSULTING LLC
To: SUZHOU SHARP-ROCK ENERGY DEVELOPMENT TECHNOLOGIES CO. LTD.
Reel/Frame 029702/0452 →
Assignment of Assignor's Interest Feb 7, 2014
From: SUZHOU SHARP-ROCK ENERGY DEVELOPMENT TECHNOLOGIES CO. LTD.
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 032174/0899 →