Patent Assignment
Reel/Frame 025058/0230
Assignment of Assignor's Interest
Recorded: 2010-09-29
Pages: 6
Assignors
HAIDER, KARL W.
Executed: 2006-09-14
MCDANIEL, KENNETH G.
Executed: 2006-09-13
HAYES, JOHN E.
Executed: 2006-09-18
SHEN, JIANZHONG
Executed: 2006-09-08
Assignee
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD, PITTSBURGH, PENNSYLVANIA, 15205-9741
Covered Property
(1)
Polyether Carbonate Polyols Made via Double Metal Cyandie (Dmc) Catalysis
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Title to Read as Follows: Polyether Carbonate Polyols Made via Double Metal Cyanide (Dmc) Catalysis Previously Recorded on Reel 025058 Frame 0230. Assignor(S) Hereby Confirms the Previously Read: Polyether Carbonate Polyols Made via Double Metal Cyandie.
Oct 5, 2010
From: HAIDER, KARL W.; MCDANIEL, KENNTH G.; HAYES, JOHN E.; SHEN, JIANZHONG
To: BAYER MATERIALSCIENCE LLC
Reel/Frame 025089/0365 →
Change of Name
Oct 16, 2015
From: BAYER MATERIALSCIENCE LLC
To: COVESTRO LLC
Reel/Frame 036876/0585 →