IP Library Assignment 012807/0227
Patent Assignment
Reel/Frame 012807/0227

Assignment of Assignor's Interest

Recorded: 2002-04-10 Pages: 4
Assignor
DEBRUIN, BRUCE ROGER
Executed: 2002-02-04
Assignee
EASTMAN CHEMICAL COMPANY
100 NORTH EASTMAN ROAD, KINGSPORT, TENNESSEE, 37660
Covered Property (1)
Low Cost Polyester Process Using a Pipe Reactor
Patent: 6,861,494 →
Application: 10/013,318 →
Publication: US 2002/0137877
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 →