IP Library › Assignment 014266/0887
Patent Assignment
Reel/Frame 014266/0887

Assignment of Assignor's Interest

Recorded: 2004-01-19 Pages: 4
Assignors
SHEPPARD, RONALD BUFORD
Executed: 2003-10-02
TENNANT, BRENT ALAN
Executed: 2003-10-08
WOODRUFF, THOMAS EARL
Executed: 2003-10-13
LIN, ROBERT
Executed: 2003-10-13
Assignee
EASTMAN CHEMICAL COMPANY
P.O. BOX 511, KINGSPORT, TENNESSEE, 37662
Covered Property (1)
Process for the Oxidative Purification of Terephthalic Acid
Patent: 7,161,027 →
Application: 10/645,734 →
Publication: US 2004/0110981
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 025727/0820 →
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 →