Patent Assignment
Reel/Frame 015314/0925
Assignment of Assignor's Interest
Recorded: 2004-05-10
Pages: 2
Assignor
HOFACKER, STEFFEN
Executed: 2004-03-30
Assignee
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Covered Property
(1)
Ytterbium(Iii) Acetylacetonate as a Catalyst for the Preparation of Aliphatic Oligocarbonate Polyols
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.