IP Library › Assignment 020423/0648
Patent Assignment
Reel/Frame 020423/0648

Assignment of Assignor's Interest

Recorded: 2008-01-18 Pages: 3
Assignors
DEBRUIN, BRUCE ROGER
Executed: 2007-12-04
BONNER, RICHARD GILL
Executed: 2007-12-04
Assignee
EASTMAN CHEMICAL COMPANY
P.O. BOX 511, KINGSPORT, TENNESSEE, 37662
Covered Property (1)
System for Producing Low Impurity Polyester
Patent: 7,834,109 →
Application: 11/952,203 →
Publication: US 2009/0149626
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 →