IP Library Assignment 034991/0396
Patent Assignment
Reel/Frame 034991/0396

Assignment of Assignor's Interest

Recorded: 2015-02-20 Pages: 4
Assignors
LIU, QINGCHUN
Executed: 2014-10-10
WEI, ZHENLI
Executed: 2014-10-10
Assignee
LANXESS DEUTSCHLAND GMBH
KENNEDYPLATZ 1, COLOGNE, 50569, GERMANY
Covered Property (1)
Catalyst Compositions and Their Use for Hydrogenation of Nitrile Rubber
Patent: 9,598,506 →
Application: 14/348,912 →
Publication: US 2015/0166686
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 19, 2016
From: LANXESS DEUTSCHLAND GMBH
To: ARLANXEO DEUTSCHLAND GMBH
Reel/Frame 039753/0760 →