IP Library › Assignment 016950/0052
Patent Assignment
Reel/Frame 016950/0052

Assignment of Assignor's Interest

Recorded: 2005-10-27 Pages: 4
Assignors
XIA, ZHIYONG
Executed: 2005-09-16
WEINHOLD, STEPHEN
Executed: 2005-09-16
WHITE, ALAN WAYNE
Executed: 2005-09-16
Assignee
EASTMAN CHEMICAL COMPANY
P.O. BOX 511, KINGSPORT, TENNESSEE, 37662
Covered Property (1)
Polyester Polymer and Copolymer Compositions Containing Carbon-Coated Iron Particles
Patent: 7,745,512 →
Application: 11/228,773 →
Publication: US 2007/0066714
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 →