IP Library Assignment 018793/0006
Patent Assignment
Reel/Frame 018793/0006

Assignment of Assignor's Interest

Recorded: 2007-01-23 Pages: 4
Assignors
HUANG, TIANPING
Executed: 2007-01-22
CREWS, JAMES B.
Executed: 2007-01-22
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property (1)
Organic Acid Treating Fluids with Viscoelastic Surfactants and Internal Breakers
Patent: 7,992,640 →
Application: 11/626,163 →
Publication: US 2010/0252266
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 16, 2022
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 059126/0320 →
Change of Name Mar 8, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 059337/0928 →