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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
6455631
Issue Dt:
09/24/2002
Application #:
09728004
Filing Dt:
12/01/2000
Publication #:
20020103292
Pub Dt:
08/01/2002
Inventors:
Harald Blum, Lyubov K. Gindin, Karen M. Henderson, Patricia B. Jacobs, Sze-Ming Lee et al
Title:
AQUEOUS POLYURETHANE DISPERSIONS CONTAINING MODIFIED HYDRAZIDE GROUPS AND THEIR USE IN ONE-COMPONENT THERMOSET COMPOSITIONS
Assignment: 1
Reel/Frame:
011628/0752Recorded: 12/01/2000Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
BLUM, HARALD
Exec Dt:
11/06/2000
GINDIN, LYUBOV
Exec Dt:
11/23/2000
HENDERSON, KAREN M.
Exec Dt:
11/23/2000
JACOBS, PATRICIA
Exec Dt:
11/23/2000
LEE, SZE-MING
Exec Dt:
11/15/2000
LONG, BRIAN
Exec Dt:
11/26/2000
SYLVESTER, ROBERT A.
Exec Dt:
11/29/2000
WICKS, DOUGLAS A.
Exec Dt:
11/29/2000
Assignees:
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZEMBEREICH RP
D-51368 LEVERKUSEN, GERMANY
BAYER CORPORATION
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
Correspondent:
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:
035064/0270Recorded: 03/02/2015Pages: 11
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
BAYER CORPORATION
Exec Dt:
12/31/2014
Assignee:
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Correspondent:
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:
036876/0585Recorded: 10/16/2015Pages: 10
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
BAYER MATERIALSCIENCE LLC
Exec Dt:
09/01/2015
Assignee:
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Correspondent:
COHEN & GRIGSBY, P.C.
625 LIBERTY AVENUE
PITTSBURGH, PA 15222-3152
Assignment: 4
Reel/Frame:
036967/0525Recorded: 10/27/2015Pages: 47
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:
COHEN & GRIGSBY, P.C.
625 LIBERTY AVENUE
PITTSBURGH, PA 15222-3152

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