Patent Assignment
Reel/Frame 049308/0872
Assignment of Assignor's Interest
Recorded: 2019-05-29
Pages: 4
Assignors
STOESSEL, PHILIPP
Executed: 2018-11-29
MONTENEGRO, ELVIRA
Executed: 2018-11-28
BREUNING, ESTHER
Executed: 2018-11-29
Assignee
MERCK PATENT GMBH
FRANKFURTER STRASSE 250, DARMSTADT, 64293, GERMANY
Covered Property
(1)
Spiro Dihydroacridine Derivatives and the Use Thereof as Materials for Organic Electroluminescence Devices