IP Library Assignment 034040/0176
Patent Assignment
Reel/Frame 034040/0176

Assignment of Assignor's Interest

Recorded: 2014-10-27 Pages: 8
Assignors
ZHANG, ZHENGFENG
Executed: 2014-06-14
KOELBL, GERHARD
Executed: 2014-06-16
SARTORELLI, LORENZA
Executed: 2014-07-09
HILTNER, HORST
Executed: 2014-06-17
WANG, HUISHENG
Executed: 2014-09-28
MICHEL, MIRKO
Executed: 2014-06-18
Assignee
EVONIK INDUSTRIES AG
RELLINGHAUSER STRASSE 1-11, ESSEN, 45128, GERMANY
Covered Property (1)
Process for Preparation of Highly Pure, Non-Yellowing Methacrylic Acid
Patent: 9,290,431 →
Application: 14/397,295 →
Publication: US 2015/0126777
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 1, 2015
From: EVONIK INDUSTRIES AG
To: EVONIK RÖHM GMBH
Reel/Frame 037174/0580 →