skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
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 : HEILIGER, LUDGER
Total Assignments: 30
Assignment: 1
Reel/Frame:006111/0415   Pages: 2
Recorded: 04/28/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HEILIGER, LUDGER
Exec Dt:
03/06/1992
2
SIEGMUND, HANS-ULRICH
Exec Dt:
04/07/1992
3
HUGL, HERBERT
Exec Dt:
04/07/1992
4
LOBBERDING, ANTONIUS
Exec Dt:
03/11/1992
5
KUCKERT, EBERHARD
Exec Dt:
03/11/1992
6
BOMER, BRUNO
Exec Dt:
03/06/1992
7
BOCKER, THOMAS
Exec Dt:
03/11/1992
8
FRANKE, GUNTER
Exec Dt:
03/20/1992
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5298583
NONE
07875167
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
ATTN: LEONARD HORN
1140 AVENUE OF THE AMERICAS
NEW YORK,NY. 10036
Assignment: 2
Reel/Frame:006262/0497   Pages: 2
Recorded: 09/18/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HEILIGER, LUDGER
Exec Dt:
07/22/1992
2
KUCKERT, EBERHARD
Exec Dt:
07/23/1992
Assignee
1
BAYER AG KONZERNVERWALTUNG RP
PATENTE KONZERN
5090 LEVERKUSEN BAYERWERK, GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5409964
NONE
07946566
Correspondence name and address
CONNOLLY AND HUTZ
ATTN: ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 3
Reel/Frame:006405/0294   Pages: 2
Recorded: 01/13/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HEILIGER, LUDGER
Exec Dt:
11/05/1992
2
SCHMIDT, ADOLF
Exec Dt:
11/05/1992
3
PROBST, JOACHIM
Exec Dt:
11/05/1992
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-5090 LEVERKUSEN - BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5380924
NONE
08003641
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 4
Reel/Frame:024445/0306   Pages: 2
Recorded: 05/27/2010
Attorney Dkt #:2010R08697DE
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGMUND, HANS-ULRICH
Exec Dt:
01/29/1993
2
HEILIGER, LUDGER
Exec Dt:
01/21/1993
3
VAN LENT, BOUDEWIJN
Exec Dt:
01/22/1993
4
BECKER, ARNO
Exec Dt:
01/25/1993
Assignee
1
BAYER AG
BAYERWERK
LEVERKUSEN, GERMANY 5090
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5711915
NONE
08547272
Correspondence name and address
SIEMENS HEALTHCARE DIAGNOSTICS INC.
511 BENEDICT AVE.
TARRYTOWN, NY 10591
Assignment: 5
Reel/Frame:006530/0053   Pages: 2
Recorded: 04/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BECKER, ARNO
Exec Dt:
03/10/1993
2
LUTTERMANN, KLAUS
Exec Dt:
03/09/1993
3
CLAUSSEN, UWE
Exec Dt:
03/04/1993
4
ORTH, PETER
Exec Dt:
03/15/1993
5
HEILIGER, LUDGER
Exec Dt:
03/05/1993
6
SAYED, AZIZ E.
Exec Dt:
03/10/1993
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP PATENTE KONZERN
LEVERKUSEN, BAYERWERK, GERMANY 5090
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5329127
NONE
08044731
Correspondence name and address
CONNOLLY AND HUTZ
WILLIAM E. MCSHANE
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 6
Reel/Frame:006720/0908   Pages: 2
Recorded: 10/04/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEILIGER, LUDGER
Exec Dt:
08/26/1993
2
KUCKERT, EBERHARD
Exec Dt:
09/13/1993
3
LOBBERDING, ANTONIUS
Exec Dt:
08/30/1993
4
SPRINGER, WOLFGANG
Exec Dt:
08/27/1993
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
PATENTE KONZERN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5453461
NONE
08131368
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 7
Reel/Frame:006819/0487   Pages: 2
Recorded: 12/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROBST, JOACHIM
Exec Dt:
10/07/1993
2
NOVOTNY, FRITZ
Exec Dt:
10/08/1993
3
TRAUBEL, HARRO
Exec Dt:
10/08/1993
4
HEILIGER, LUDGER
Exec Dt:
10/07/1993
Assignee
1
BAYER AKTIENGESELLCHAFT
KONZERNVERWALTUNG RP PATENTE KONZERN
D 51368 LEVERKUSEN GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5468257
NONE
08169567
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG ET AL
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 8
Reel/Frame:006896/0939   Pages: 2
Recorded: 02/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HEILIGER, LUDGER
Exec Dt:
12/07/1993
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP PATENTE KONZERN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5442021
NONE
08198637
Correspondence name and address
ROBERT G. MCMORROW, JR.
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 9
Reel/Frame:007587/0029   Pages: 2
Recorded: 07/14/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PODSZUN, WOLFGANG
Exec Dt:
05/04/1995
2
SCHAPERS, KLAUS
Exec Dt:
05/05/1995
3
FINGER, WERNER
Exec Dt:
05/04/1995
4
HEILIGER, LUDGER
Exec Dt:
05/04/1995
5
CASSER, CARL
Exec Dt:
05/04/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNAZENTRALE RP
LEVERKUSEN, GEORGIA D-513
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5621119
NONE
08502340
Correspondence name and address
LEONARD HORN, ESQ.
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 10
Reel/Frame:008315/0020   Pages: 2
Recorded: 11/20/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PODSZUN, WOLFGANG
Exec Dt:
09/10/1996
2
KRUGER, JOACHIM
Exec Dt:
09/10/1996
3
FINGER, WERNER
Exec Dt:
09/19/1996
4
HEILIGER, LUDGER
Exec Dt:
09/13/1996
5
CASSER, CARL
Exec Dt:
09/30/1996
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5763622
NONE
08754234
Correspondence name and address
CONNOLLY AND HUTZ
WILLIAM E. MCSHANE
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 11
Reel/Frame:008329/0891   Pages: 2
Recorded: 02/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PODSZUN, WOLFGANG
Exec Dt:
01/09/1997
2
FINGER, WERNER
Exec Dt:
01/09/1997
3
HEILIGER, LUDGER
Exec Dt:
01/22/1997
Assignee
1
HERAEUS KULZER GMBH
GRUNER WEG 11
63450 HANAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5921779
NONE
08747580
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN,
LANGER & CHICK, P.C.
MARSHALL J. CHICK
767 THIRD AVENUE, 25TH FLOOR
NEW YORK, NY 10017-2023
Assignment: 12
Reel/Frame:008577/0601   Pages: 2
Recorded: 06/30/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEILIGER, LUDGER
Exec Dt:
05/12/1997
2
PODSZUN, WOLFGANG
Exec Dt:
05/22/1997
3
FINGER, WERNER
Exec Dt:
05/23/1997
Assignee
1
HERAEUS KULZER GMBH
GRUNER WEG 11
HANAU, GERMANY D-634
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5760101
NONE
08813496
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN, LANGER, ETAL
RICHARD S. BARTH
767 THIRD AVENUE, 25TH FLOOR
NEW YORK, NY 10017-2023
Assignment: 13
Reel/Frame:009036/0358   Pages: 3
Recorded: 03/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PODSZUN, WOLFGANG
Exec Dt:
02/16/1998
2
HEILIGER, LUDGER
Exec Dt:
02/19/1998
3
FINGER, WERNER
Exec Dt:
02/06/1998
4
GRUNWALD, MARTIN
Exec Dt:
01/29/1998
5
CASSER, CARL
Exec Dt:
02/16/1998
Assignee
1
HERAEUS KULZER GMBH
GRUNER WEG 11
D-63450 HANAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5808104
NONE
08899227
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN, ET AL
767 THIRD AVENUE
25TH FLOOR
NEW YORK, NEW YORK 10017-2023
Assignment: 14
Reel/Frame:009459/0510   Pages: 2
Recorded: 09/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PODSZUN, WOLFGANG
Exec Dt:
06/18/1998
2
HEILIGER, LUDGER
Exec Dt:
06/29/1998
3
MAGER, MICHAEL
Exec Dt:
06/18/1998
Assignee
1
BAYER AG
PATENTE-UND LIZENZEN
KONZERNBERICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6069227
NONE
09150414
Correspondence name and address
CONNOLLY AND HUTZ
FRANK Z. YANG
P.O. BOX 2207
WILMINGTON, DE 19801
Assignment: 15
Reel/Frame:010111/0777   Pages: 2
Recorded: 07/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEILIGER, LUDGER
Exec Dt:
05/31/1999
2
HERPICH, RUDIGER
Exec Dt:
05/31/1999
3
KASBAUER, JOSEF
Exec Dt:
05/19/1999
4
ULLRICH, FRIEDRICH-WILHELM
Exec Dt:
05/27/1999
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
D 68219 MANHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5994561
NONE
09353402
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 16
Reel/Frame:010943/0053   Pages: 2
Recorded: 06/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRUH, THOMAS
Exec Dt:
12/03/1999
2
HEILIGER, LUDGER
Exec Dt:
12/03/1999
3
LOHWASSER, HERMANN
Exec Dt:
12/04/1999
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
MANNHEIM, GERMANY D-682
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6136987
NONE
09426037
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 17
Reel/Frame:010603/0106   Pages: 2
Recorded: 02/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEILIGER, LUDGER
Exec Dt:
01/03/2000
2
PAULI, ALFRED
Exec Dt:
01/03/2000
3
HEGMANN, JOACHIM
Exec Dt:
01/03/2000
4
SCHUDOK, CLEMENS
Exec Dt:
01/04/2000
5
FRUH, THOMAS
Exec Dt:
01/03/2000
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
D-68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6761832
NONE
09499363
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 18
Reel/Frame:011165/0287   Pages: 2
Recorded: 09/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEILIGER, LUDGER
Exec Dt:
07/18/2000
2
MONTAG, REINHARD
Exec Dt:
07/08/2000
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
D-68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6602926
NONE
09602858
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 19
Reel/Frame:011228/0318   Pages: 2
Recorded: 10/20/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEILIGER, LUDGER
Exec Dt:
08/14/2000
2
PAULI, ALFRED
Exec Dt:
09/02/2000
3
HEGMANN, JOACHIM
Exec Dt:
08/14/2000
4
WUHR, MICHAEL
Exec Dt:
08/15/2000
5
FESSENBECKER, ACHIM
Exec Dt:
08/30/2000
6
SCHILLING, KURT
Exec Dt:
08/31/2000
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
D 68219 MANNEHIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6528462
NONE
09621726
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 20
Reel/Frame:011394/0153   Pages: 2
Recorded: 12/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRUH, THOMAS
Exec Dt:
10/30/2000
2
HEILIGER, LUDGER
Exec Dt:
10/23/2000
3
MULLER, GIORGIO E.
Exec Dt:
11/03/2000
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
68219 MANHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7135515
US20010025071
09736593
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 21
Reel/Frame:011492/0448   Pages: 3
Recorded: 01/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRUH, THOMAS
Exec Dt:
11/30/2000
2
HEILIGER, LUDGER
Exec Dt:
11/30/2000
3
KLEINER, THOMAS
Exec Dt:
11/28/2000
4
WEIDENHAUPT, HERMANN-JOSEF
Exec Dt:
11/28/2000
5
KIESEKAMP, JOACHIM
Exec Dt:
12/09/2000
6
SCHUSTER, ROBERT-HANS
Exec Dt:
12/09/2000
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
D-68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6750275
US20010012866
09764672
Correspondence name and address
BAYER CORPORATION, PATENT DEPARTMENT
NOLAND J. CHEUNG
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 22
Reel/Frame:011674/0542   Pages: 2
Recorded: 03/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TEBBE, HEIKO
Exec Dt:
01/22/2001
2
HEILIGER, LUDGER
Exec Dt:
01/22/2001
3
MULLER, VOLKER
Exec Dt:
01/22/2001
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6498225
US20010037010
09813198
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 23
Reel/Frame:012182/0578   Pages: 3
Recorded: 09/10/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HERPICH, RUDIGER
Exec Dt:
07/13/2001
2
FRUH, THOMAS
Exec Dt:
07/16/2001
3
HEILIGER, LUDGER
Exec Dt:
07/16/2001
4
SCHILLING, KURT
Exec Dt:
07/23/2001
Assignee
1
RHEIM CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
88219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020082333
09951034
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 24
Reel/Frame:012172/0001   Pages: 2
Recorded: 09/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HERPICH, RUDIGER
Exec Dt:
07/11/2001
2
FRUH, THOMAS
Exec Dt:
07/23/2001
3
HEILIGER, LUDGER
Exec Dt:
07/23/2001
4
SCHILLING, KURT
Exec Dt:
07/23/2001
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6593418
US20020055588
09951041
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 25
Reel/Frame:012441/0641   Pages: 2
Recorded: 10/29/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OBRECHT, WERNER
Exec Dt:
10/05/2001
2
JESKE, WINFRIED
Exec Dt:
10/08/2001
3
FRUH, THOMAS
Exec Dt:
10/12/2001
4
HEILIGER, LUDGER
Exec Dt:
10/12/2001
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6797780
US20020082364
10033247
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 26
Reel/Frame:012664/0511   Pages: 2
Recorded: 03/06/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OBRECHT, WERNER
Exec Dt:
01/22/2002
2
HEILIGER, LUDGER
Exec Dt:
01/25/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6908965
US20020177661
10013025
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 27
Reel/Frame:013978/0624   Pages: 2
Recorded: 04/11/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEILIGER, LUDGER
Exec Dt:
03/31/2003
2
FRUH, THOMAS
Exec Dt:
03/31/2003
3
MEIERS, MICHAELA
Exec Dt:
03/28/2003
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STR. 23-27
68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7160956
US20030195289
10411907
Correspondence name and address
BAYER POLYMERS LLC
JENNIFER R. SENG
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 28
Reel/Frame:016789/0958   Pages: 2
Recorded: 08/10/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEGER, LOTHAR
Exec Dt:
06/20/2005
2
FRUH, THOMAS
Exec Dt:
05/25/2005
3
HEILIGER, LUDGER
Exec Dt:
05/23/2005
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STRASSE 23-27
68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7544729
US20050267247
11135038
Correspondence name and address
JENNIFER R. SENG, LANXESS CORPORATION
LAW & INTELLECTUAL PROPERTY DEPARTMENT
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112
Assignment: 29
Reel/Frame:021616/0987   Pages: 5
Recorded: 10/01/2008
Attorney Dkt #:PO8233N/RC231
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUELLER, VOLKER
Exec Dt:
02/09/2006
2
FRUEH, THOMAS
Exec Dt:
02/06/2006
3
TEBBE, HEIKO
Exec Dt:
02/20/2006
4
HEILIGER, LUDGER
Exec Dt:
02/24/2006
5
OBRECHT, WERNER
Exec Dt:
03/17/2006
6
MUELLER, MARTIN
Exec Dt:
06/12/2006
Assignees
1
LANXESS DEUTSCHLAND GMBH
D-51369
LEVERKUSEN, GERMANY
2
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STRABE 23-27
MANNHEIM, GERMANY 68219
3
DEUTSCHES INSTITUT FUR KAUTSCHUKTECHNOLOGIE E.V.
EUPENER STR. 33
HANNOVER, GERMANY 30519
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080108755
12004941
Correspondence name and address
NICANOR A. KOHNCKE
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112
Assignment: 30
Reel/Frame:019318/0553   Pages: 2
Recorded: 05/21/2007
Attorney Dkt #:PO8231-1/RC234
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZISER, TORSTEN
Exec Dt:
03/19/2007
2
FRUH, THOMAS
Exec Dt:
03/19/2007
3
HEILIGER, LUDGER
Exec Dt:
03/25/2007
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STRASSE 23-27
MANNHEIM, GERMANY 68219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070232733
10573217
Correspondence name and address
NICANOR A. KOHNCKE
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112

Search Results as of: 05/08/2024 05:37 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT