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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
8450516
Issue Dt:
05/28/2013
Application #:
12780994
Filing Dt:
05/17/2010
Publication #:
20100298592
Pub Dt:
11/25/2010
Inventors:
Stefan Wershofen, Stephan Klein, Hongchao Li, Maoqing Kang, Xinkui Wang, Qifeng Li
Title:
CATALYST FOR PRODUCING N-SUBSTITUTED CARBAMATES, AND THE PREPARATION AND APPLICATION OF THE SAME
Assignment: 1
Reel/Frame:
024750/0137Recorded: 07/28/2010Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WERSHOFEN, STEFAN
Exec Dt:
07/08/2010
KLEIN, STEPHAN
Exec Dt:
07/05/2010
LI, HONGCHAO
Exec Dt:
06/12/2010
WANG, XINKUI
Exec Dt:
06/09/2010
LI, QIFENG
Exec Dt:
06/09/2010
KANG, MAOQING
Exec Dt:
06/09/2010
Assignee:
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Correspondent:
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:
038399/0469Recorded: 03/30/2016Pages: 52
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
BAYER MATERIALSCIENCE AG
Exec Dt:
09/01/2015
Assignee:
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Correspondent:
DONALD R. PALLADINO
1 COVESTRO CIRCLE
BLDG 4
PITTSBURGH, PA 15205

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