IP Library › Assignment 019672/0785
Patent Assignment
Reel/Frame 019672/0785

Assignment of Assignor's Interest

Recorded: 2007-08-09 Pages: 4
Assignors
DEBRUIN, BRUCE ROGER
Executed: 2007-07-09
EKART, MICHAEL PAUL
Executed: 2007-07-11
WINDES, LARRY CATES
Executed: 2007-07-11
Assignee
EASTMAN CHEMICAL COMPANY
P.O. BOX 511, KINGSPORT, TENNESSEE, 37662
Covered Property (1)
Sloped Tubular Reactor with Divided Flow
Patent: 7,842,777 →
Application: 11/776,600 →
Publication: US 2009/0016940
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 →