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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : SCHULTZE, DIRK
Total Assignments: 15
Assignment: 1
Reel/Frame:006717/0539   Pages: 2
Recorded: 09/30/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/27/1993
2
Exec Dt:
09/20/1993
3
Exec Dt:
08/27/1993
Assignee
1
BAYERWERK
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08129877
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 2
Reel/Frame:007711/0520   Pages: 3
Recorded: 10/06/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/05/1995
2
Exec Dt:
08/24/1995
3
Exec Dt:
08/30/1995
Assignee
1
29655 WALSTRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08540410
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 3
Reel/Frame:007774/0380   Pages: 2
Recorded: 11/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/08/1995
Assignee
1
WALSRODE,
WALSRODE, GERMANY D-296
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08561988
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN, ESQ.
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 4
Reel/Frame:008109/0551   Pages: 3
Recorded: 07/10/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/05/1996
2
Exec Dt:
04/29/1996
3
Exec Dt:
04/29/1996
Assignee
1
29655 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08679354
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 5
Reel/Frame:008116/0339   Pages: 3
Recorded: 07/10/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/05/1996
2
Exec Dt:
04/29/1996
3
Exec Dt:
04/29/1996
Assignee
1
29655 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08677693
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 6
Reel/Frame:008460/0446   Pages: 3
Recorded: 03/13/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/24/1997
Assignee
1
29655 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08815654
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
MR. WILLIAM C. GERSTENZANG
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 7
Reel/Frame:008634/0708   Pages: 2
Recorded: 07/07/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/24/1997
2
Exec Dt:
06/05/1997
3
Exec Dt:
05/20/1997
4
Exec Dt:
05/21/1997
5
Exec Dt:
05/22/1997
Assignees
1
D-51368 LEVERKUSEN, GERMANY
2
D-29655 WALASRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08889042
Correspondence name and address
CONNOLLY AND HUTZ
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 8
Reel/Frame:008885/0971   Pages: 3
Recorded: 11/06/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/11/1997
2
Exec Dt:
09/22/1997
3
Exec Dt:
09/16/1997
Assignee
1
D-29655 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08965168
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
PAUL J. JUETTNER
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 9
Reel/Frame:010253/0494   Pages: 2
Recorded: 08/16/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/08/1999
2
Exec Dt:
07/08/1999
3
Exec Dt:
07/07/1999
4
Exec Dt:
07/05/1999
Assignee
1
D-29655 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09367534
Correspondence name and address
BAYER CORPORATION
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:010530/0411   Pages: 2
Recorded: 12/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/04/1999
2
Exec Dt:
11/10/1999
3
Exec Dt:
11/14/1999
Assignee
1
D-29655 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09445718
Correspondence name and address
BAYER CORPORATION
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 11
Reel/Frame:011910/0007   Pages: 2
Recorded: 06/07/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/09/2001
2
Exec Dt:
03/28/2001
3
Exec Dt:
04/02/2001
4
Exec Dt:
04/03/2001
Assignee
1
D-29655 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09876344
Correspondence name and address
BAYER CORPORATION
JAMES R. FRANKS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 12
Reel/Frame:016466/0850   Pages: 4
Recorded: 04/18/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/30/2004
2
Exec Dt:
12/22/2004
3
Exec Dt:
01/14/2005
Assignees
1
WHATELY, MASSACHUSETTS
2
29684 WALSRODE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10999636
Correspondence name and address
N. DENISE BROWN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 13
Reel/Frame:028143/0629   Pages: 2
Recorded: 05/02/2012
Attorney Dkt #:14069-00412
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/29/2012
2
Exec Dt:
03/29/2012
Assignee
1
POSTFACH 1652
WALSRODE, GERMANY 29656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13505628
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 14
Reel/Frame:053427/0061   Pages: 10
Recorded: 08/07/2020
Attorney Dkt #:2016P30246US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/10/2020
2
Exec Dt:
01/09/2020
3
Exec Dt:
07/17/2020
4
Exec Dt:
07/07/2020
Assignees
1
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
2
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16658517
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 15
Reel/Frame:053427/0101   Pages: 10
Recorded: 08/07/2020
Attorney Dkt #:2019P30178US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/10/2020
2
Exec Dt:
01/09/2020
3
Exec Dt:
07/07/2020
4
Exec Dt:
07/17/2020
Assignees
1
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
2
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16658560
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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