Patent Assignment
Reel/Frame 022548/0841
Assignment of Assignor's Interest
Recorded: 2009-04-15
Pages: 3
Assignors
OOMS, PIETER
Executed: 2008-12-12
BULAN, ANDREAS
Executed: 2008-12-18
WEBER, RAINER
Executed: 2008-12-17
RECHNER, JOHANN
Executed: 2008-12-15
Assignee
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING, BUILDING Q 18, LEVERKUSEN, D-65926, GERMANY
Covered Property
(1)
Process for the Preparation of Polycarbonate
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Zip Code of the Assignee Previously Recorded on Reel 022548 Frame 0841.
Jun 9, 2009
From: OOMS, PIETER; BULAN, ANDREAS; WEBER, RAINER; RECHNER, JOHANN
To: BAYER MATERIALSCIENCE AG
Reel/Frame 022802/0086 →
Change of Name
Mar 30, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038399/0306 →