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Patent Assignment Assignor Details
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Assignor Name : LANDSCHEIDT, HEINZ
Total Assignments: 23
Assignment: 1
Reel/Frame:005757/0873   Pages: 2
Recorded: 06/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLAUSENER, ALEXANDER
Exec Dt:
04/23/1991
2
LANDSCHEIDT, HEINZ
Exec Dt:
04/23/1991
3
BLANK, HEINZ U.
Exec Dt:
04/26/1991
4
KIPSHAGEN, WALTER
Exec Dt:
04/26/1991
Assignee
1
BAYER AKTIENGESELLSCHAFT A CORP. OF GERMANY
LEVERKUSEN,
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5235087
NONE
07717948
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
1140 AVE. OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 2
Reel/Frame:005776/0555   Pages: 2
Recorded: 07/10/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
04/23/1991
2
KLAUSENER, ALEXANDER
Exec Dt:
04/23/1991
3
BLANK, HEINZ U.
Exec Dt:
04/23/1991
Assignee
1
BAXER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
D 5090 LEVERKUSEN
BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5304680
NONE
07728909
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
1140 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 3
Reel/Frame:005934/0653   Pages: 2
Recorded: 11/26/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLAUSENER, ALEXANDER
Exec Dt:
09/30/1991
2
LANDSCHEIDT, HEINZ
Exec Dt:
09/30/1991
3
BLANK, HEINZ-ULRICH
Exec Dt:
09/30/1991
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORPORATION OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5545754
NONE
07798681
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
1140 AVE. OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 4
Reel/Frame:006181/0665   Pages: 2
Recorded: 07/08/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
04/28/1992
2
KLAUSENER, ALEXANDER
Exec Dt:
04/29/1992
3
WOLTERS, ERICH
Exec Dt:
05/18/1992
4
BLANK, HEINZ U.
Exec Dt:
05/05/1992
5
BIRKENSTOCK, UDO
Exec Dt:
04/29/1992
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5231213
NONE
07910475
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN
1140 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Assignment: 5
Reel/Frame:006368/0971   Pages: 3
Recorded: 12/28/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
07/30/1992
2
WOLTERS, ERICH
Exec Dt:
07/30/1992
3
KLAUSENER, ALEXANDER
Exec Dt:
07/30/1992
4
BLANK, HEINZ-ULRICH
Exec Dt:
07/30/1992
5
BIRKENSTOCK, UDO
Exec Dt:
07/30/1992
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
5090 LEVERKUSEN-BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5288894
NONE
07958853
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
1140 AVENUE OF THE AMERICAS
NEW YORK, N.Y. 10036
Assignment: 6
Reel/Frame:006439/0153   Pages: 2
Recorded: 02/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WOLTERS, ERICH
Exec Dt:
02/05/1993
2
LANDSCHEIDT, HEINZ
Exec Dt:
02/05/1993
3
KLAUSENER, ALEXANDER
Exec Dt:
02/05/1993
4
PUPPE, LOTHAR
Exec Dt:
02/05/1993
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
5090 LEVERKUSEN-BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5319124
NONE
08023303
Correspondence name and address
LEONARD HORN
SPRUNG ET AL
1140 AVE. OF THE AMEIRCAS
NEW YORK, NY 10036
Assignment: 7
Reel/Frame:006447/0088   Pages: 2
Recorded: 02/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WOLTERS, ERICH
Exec Dt:
02/05/1993
2
LANDSCHEIDT, HEINZ
Exec Dt:
02/05/1993
3
KLAUSENER, ALEXANDER
Exec Dt:
02/11/1993
4
PUPPE, LOTHER
Exec Dt:
02/09/1993
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
5090 LEVERKUSEN-BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5360922
NONE
08023302
Correspondence name and address
LEONARD HORN
SPRUNG ER AL
1140 AVE. OF THE AMERICAS
NEW YORK, NY. 10036
Assignment: 8
Reel/Frame:006550/0135   Pages: 2
Recorded: 05/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
04/13/1993
2
KLAUSENER, ALEXANDER
Exec Dt:
04/13/1993
3
BLANK, HEINZ-ULRICH
Exec Dt:
04/15/1993
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
LEVERKUSEN-BAYERWERK
LEVERKUSEN, GERMANY D-5090
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5302742
NONE
08058549
Correspondence name and address
LEONARD HORN
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
4TH FLOOR
TARRYTOWN, NY 10591-5144
Assignment: 9
Reel/Frame:006798/0001   Pages: 2
Recorded: 11/24/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
10/15/1993
2
WAGNER, PAUL
Exec Dt:
10/18/1993
3
KLAUSENER, ALEXANDER
Exec Dt:
10/16/1993
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNVERWALTUNG RP PATENTE KONZERN
LEVERKUSEN BAYERWERK, GERMANY D51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5412147
NONE
08157779
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 10
Reel/Frame:006978/0841   Pages: 2
Recorded: 04/22/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JENTSCH, JOERG-DIETRICH
Exec Dt:
02/08/1994
2
KLAUSENER, ALEXANDER
Exec Dt:
02/08/1994
3
LANDSCHEIDT, HEINZ
Exec Dt:
02/08/1994
4
WOLTERS, ERICH
Exec Dt:
02/08/1994
5
ZIRNGIEBL, EBERHARD
Exec Dt:
02/08/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5414104
NONE
08231607
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 11
Reel/Frame:007081/0309   Pages: 2
Recorded: 07/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUSENER, ALEXANDER
Exec Dt:
05/11/1994
2
LANDSCHEIDT, HEINZ
Exec Dt:
05/13/1994
3
LANGER, REINHARD
Exec Dt:
05/17/1994
4
WAGNER, PAUL
Exec Dt:
05/16/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5449806
NONE
08272497
Correspondence name and address
LEONARD HORN
SPRUNG HORN KRAMER ET AL.
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 12
Reel/Frame:007086/0266   Pages: 2
Recorded: 07/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HABLE, KONRAD
Exec Dt:
05/25/1994
2
KLAUSENER, ALEXANDER
Exec Dt:
05/26/1994
3
KRICSFALUSSY, ZOLTAN
Exec Dt:
05/25/1994
4
LANDSCHEIDT, HEINZ
Exec Dt:
05/26/1994
5
WOLTERS, ERICH
Exec Dt:
05/26/1994
6
ZIRNGIEBL, EBERHARD
Exec Dt:
05/26/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5476959
NONE
08272164
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 13
Reel/Frame:007198/0554   Pages: 2
Recorded: 09/12/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
09/01/1994
2
WOLTERS, ERICH
Exec Dt:
08/19/1994
3
WAGNER, PAUL
Exec Dt:
08/19/1994
4
KLAUSENER, ALEXANDER
Exec Dt:
08/19/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5543548
NONE
08273548
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 14
Reel/Frame:007199/0749   Pages: 2
Recorded: 09/16/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JENTSCH, JOERG-DIETRICH
Exec Dt:
08/25/1994
2
KLAUSENER, ALEXANDER
Exec Dt:
08/19/1994
3
LANDSCHEIDT, HEINZ
Exec Dt:
09/01/1994
4
LENDERS, BERND
Exec Dt:
08/23/1994
5
PENNEMANN, BERND
Exec Dt:
09/12/1994
6
WOLTERS, ERICH
Exec Dt:
08/19/1994
7
ZIRNGIEBL, EBERHARD
Exec Dt:
08/22/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNVERWALTUNG RP D 51368 LEVERKUSEN GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5498744
NONE
08273547
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
4TH FLR.
TARRYTOWN, NY 10591
Assignment: 15
Reel/Frame:007222/0407   Pages: 2
Recorded: 11/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
09/15/1994
2
HALLENBERGER, KASPAR
Exec Dt:
09/19/1994
3
WAGNER, PAUL
Exec Dt:
09/19/1994
4
KLAUSENER, ALEXANDER
Exec Dt:
09/15/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNZENTRALE RP
PATENTE KONZERN
LEVERKUSEN, GERMANY D51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5562887
NONE
08336365
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN, ESQ.
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591
Assignment: 16
Reel/Frame:007269/0556   Pages: 2
Recorded: 12/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JANISCH, INGO
Exec Dt:
09/23/1994
2
LANDSCHEIDT, HEINZ
Exec Dt:
09/23/1994
3
STRUVER, WERNER
Exec Dt:
09/23/1994
4
KLAUSENER, ALEXANDER
Exec Dt:
10/03/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNVERWALTUNG RP
PATENTE KONZERN
LEVERKUSEN 1, GERMANY D51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5455368
NONE
08351860
Correspondence name and address
LEONARD HORN
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 17
Reel/Frame:007411/0080   Pages: 2
Recorded: 03/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
01/25/1995
2
KLAUSENER, ALEXANDER
Exec Dt:
01/25/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5478960
NONE
08408240
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
4TH FLOOR
TARRYTOWN, NY 10591-5144
Assignment: 18
Reel/Frame:007459/0235   Pages: 2
Recorded: 04/25/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAUS, HELMUT
Exec Dt:
03/10/1995
2
KLAUSENER, ALEXANDER
Exec Dt:
03/10/1995
3
LANDSCHEIDT, HEINZ
Exec Dt:
03/14/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, GERMANY D-513
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5552130
NONE
08429277
Correspondence name and address
LEONARD HORN
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 19
Reel/Frame:007875/0589   Pages: 2
Recorded: 02/29/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
01/09/1996
2
KLAUSENER, ALEXANDER
Exec Dt:
01/12/1996
3
ZIRNGIEBL, EBERHARD
Exec Dt:
01/16/1996
4
JENTSCH, JORG-DIETRICH
Exec Dt:
01/16/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNZENTRALE RP
LEVERKUSEN, GERMANY D-513
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5648500
NONE
08608869
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN, ESQ.
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 20
Reel/Frame:007912/0601   Pages: 2
Recorded: 02/29/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
01/09/1996
2
KLAUSENER, ALEXANDER
Exec Dt:
01/12/1996
3
ZIRNGIEBL, EBERHARD
Exec Dt:
01/16/1996
4
KIEL, WOLFGANG
Exec Dt:
01/16/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT KONZERNZENTRALE RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5886232
NONE
08608651
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN, ESQ.
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 21
Reel/Frame:008083/0561   Pages: 3
Recorded: 06/21/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
04/11/1996
2
BRODA, WITOLD
Exec Dt:
04/12/1996
3
KLAUSENER, ALEXANDER
Exec Dt:
05/05/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5648570
NONE
08667533
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 22
Reel/Frame:008100/0368   Pages: 3
Recorded: 07/05/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
04/26/1996
2
KLAUSENER, ALEXANDER
Exec Dt:
05/15/1996
3
STENGER, MATTHIAS
Exec Dt:
05/20/1996
4
WAGNER, PAUL
Exec Dt:
05/20/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5744663
NONE
08676027
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-1700
Assignment: 23
Reel/Frame:008370/0579   Pages: 3
Recorded: 10/21/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDSCHEIDT, HEINZ
Exec Dt:
08/06/1996
2
RITZER, EDWIN
Exec Dt:
08/07/1996
3
KLAUSENER, ALEXANDER
Exec Dt:
08/09/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5756824
NONE
08730627
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
MARK W. RUSSELL
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144

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