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Patent Assignment Assignor Details
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Assignor Name : WILLENBERG, BERND
Total Assignments: 8
Assignment: 1
Reel/Frame:003985/0491   Pages: 1
Recorded: 03/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOCKER, JURGEN
Exec Dt:
03/02/1982
2
MERTEN, RUDOLF
Exec Dt:
03/02/1982
3
WILLENBERG, BERND
Exec Dt:
03/02/1982
Assignee
1
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4481312
NONE
06362093
Correspondence name and address
CONNOLLY & HUTZ
THE FARMERS BANK BUILDING
WILMINGTON, DE 19899
Assignment: 2
Reel/Frame:004468/0560   Pages: 1
Recorded: 10/03/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IDEL, KARSTEN
Exec Dt:
09/23/1985
2
WILLENBERG, BERND
Exec Dt:
09/23/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT, LEVERKUSEN, GERMANY, A CORP OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4645825
NONE
06761364
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 3
Reel/Frame:004482/0984   Pages: 1
Recorded: 11/12/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BRAUER, WOLFGANG
Exec Dt:
11/04/1985
2
WILLENBERG, BERND
Exec Dt:
11/04/1985
3
KORTE, SIEGFRIED
Exec Dt:
11/04/1985
4
SULING, CARLHANS
Exec Dt:
11/04/1985
Assignee
1
BAER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4643946
NONE
06797100
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 4
Reel/Frame:004656/0866   Pages: 1
Recorded: 12/10/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WILLENBERG, BERND
Exec Dt:
11/24/1986
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4828775
NONE
06940250
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 5
Reel/Frame:012301/0103   Pages: 2
Recorded: 10/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILLENBERG, BERND
Exec Dt:
08/28/2001
2
EICHENAUER, HERBERT
Exec Dt:
08/30/2001
3
ALBERTS, HEINRICH
Exec Dt:
09/05/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6639005
NONE
09958871
Correspondence name and address
BAYER CORPORATION
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:013577/0109   Pages: 3
Recorded: 12/06/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOPPE, HANS-GEORG
Exec Dt:
11/14/2002
2
WINKLER, JURGEN
Exec Dt:
11/07/2002
3
WILLENBERG, BERND
Exec Dt:
10/30/2002
4
PEERLNGS, HENRICUS
Exec Dt:
11/07/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6713145
US20030108735
10313563
Correspondence name and address
BAYER CORPORATION
JOHN E. MROZINSKI
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:014954/0011   Pages: 3
Recorded: 02/06/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WESTERNACHER, STEFAN
Exec Dt:
11/05/2003
2
EBERT, WOLFGANG
Exec Dt:
11/12/2003
3
FASSBENDER, KLAUS
Exec Dt:
11/07/2003
4
WILLENBERG, BERND
Exec Dt:
11/12/2003
5
FRANKENAU, ANDREAS
Exec Dt:
11/10/2003
6
KAUTH, HERMANN
Exec Dt:
11/07/2003
7
CONKLIN, GARY
Exec Dt:
11/07/2003
8
BIEDRON, CHRISTOPH
Exec Dt:
12/03/2003
9
MOTHRATH, MELANIE
Exec Dt:
11/12/2003
10
HUCKS, UWE
Exec Dt:
11/12/2003
11
WOLLBORN, UTE
Exec Dt:
11/21/2003
12
SCHULTZ, CLAUS-LUDOLF
Exec Dt:
11/21/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040103717
10688104
Correspondence name and address
BAYER POLYMERS LLC
ARON PREIS
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:014947/0562   Pages: 3
Recorded: 02/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WESTEMACHER, STEFAN
Exec Dt:
12/18/2003
2
KAUTH, HERMANN
Exec Dt:
12/03/2003
3
FASSBENDER, KLAUS
Exec Dt:
12/12/2003
4
WILLENBERG, BERND
Exec Dt:
12/03/2003
5
FRANKENAU, ANDREAS
Exec Dt:
12/04/2003
6
MELLIS, RAINER
Exec Dt:
12/04/2003
7
CONKLIN, GARY
Exec Dt:
12/04/2003
8
BIEDRON, CHRISTOPH
Exec Dt:
12/03/2003
9
EBERT, WOLFGANG
Exec Dt:
12/03/2003
Assignee
1
BAYER AKIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040116648
10686076
Correspondence name and address
BAYER POLYMERS LLC
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741

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