IP Library › Assignment 016562/0876
Patent Assignment
Reel/Frame 016562/0876

Assignment of Assignor's Interest

Recorded: 2005-07-22 Pages: 4
Assignors
LIU, ZHUFANG
Executed: 2005-06-01
HOWELL, JEFF SCOTT
Executed: 2005-06-10
SUMNER, CHARLES EDWAN, JR.
Executed: 2005-06-01
Assignee
EASTMAN CHEMICAL COMPANY
P.O. BOX 511, KINGSPORT, TENNESSEE, 37662
Covered Property (1)
Hydrotreating Polyester Precursors
Patent: 7,067,615 →
Application: 11/151,085 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 1, 2011
From: EASTMAN CHEMICAL COMPANY
To: GRUPO PETROTEMEX, S.A. DE C.V.
Reel/Frame 025727/0271 →
Change of Name Jan 11, 2022
From: GRUPO PETROTEMEX, S.A. DE C.V.
To: ALPEK POLYESTER, S.A. DE C.V.
Reel/Frame 058691/0337 →