Patent Assignment
Reel/Frame 014413/0740
Assignment of Assignor's Interest
Recorded: 2003-08-24
Pages: 3
Assignors
ZECHLIN, JOACHIM
Executed: 2003-07-15
VERKERK, KAI
Executed: 2003-07-01
WASTIAN, DIETMAR
Executed: 2003-07-30
JOSCHEK, KATRIN
Executed: 2003-07-18
LODDENKEMPER, TIM
Executed: 2003-07-31
PINKE, WILFRIED
Executed: 2003-07-31
SCHELHAAS, MICHAEL
Executed: 2003-07-22
RONGE, GEORG
Executed: 2003-07-04
Assignee
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN, D 51368 LEVERKUSEN, GERMANY
Covered Property
(1)
Process for Producing 5-Nitro-3,4-Dihydro-1(2H)-Naphthalinone, 1-5-Naphthalenediamine and 1,5-Naphthalene Diisocyanate
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 9, 2016
From: BAYER AG
To: BAYER MATERIALSCIENCE AG
Reel/Frame 038044/0799 →
Change of Name
Mar 22, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038399/0358 →
Change of Name
Apr 6, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038365/0392 →