IP Library Assignment 018130/0776
Patent Assignment
Reel/Frame 018130/0776

Assignment of Assignor's Interest

Recorded: 2006-07-27 Pages: 4
Assignors
ZECHLIN, JOACHIM
Executed: 2006-07-07
PENNEMANN, BERND
Executed: 2006-07-03
STEFFENS, FRIEDHELM
Executed: 2006-07-03
JI, WENBIN
Executed: 2006-07-07
Assignees
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD, PITTSBURGH, PENNSYLVANIA, 15205-9741
BAYER MATERIALSCIENCE AG
D 51368 LEVERKUSEN, GERMANY
Covered Property (1)
Process for the Production of Toluene Diisocyanate
Patent: 8,030,522 →
Application: 11/448,265 →
Publication: US 2007/0287857
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Apr 5, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038353/0325 →