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Patent Assignment Assignor Details
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Assignor Name : KOHLGRUBER, KLEMENS
Total Assignments: 21
Assignment: 1
Reel/Frame:007621/0050   Pages: 2
Recorded: 08/03/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KOHLGRUBER, KLEMENS
Exec Dt:
06/26/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNZENTRALE RP, PATENTE KONZERN
LEVERKUSEN, NEW YORK 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5603565
NONE
08510152
Correspondence name and address
LEONARD HORN
SPRUNG HORN KRAMER & WOODS
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 2
Reel/Frame:008195/0324   Pages: 2
Recorded: 09/25/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WULFF, CLAUS
Exec Dt:
08/06/1996
2
ZABY, GOTTFRIED
Exec Dt:
08/09/1996
3
CASPER, CLEMENS
Exec Dt:
08/13/1996
4
KOHLGRUBER, KLEMENS
Exec Dt:
07/25/1996
5
BAMBERGER, THOMAS
Exec Dt:
07/25/1996
6
OBERMANN, HUGO
Exec Dt:
08/14/1996
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5684087
NONE
08719775
Correspondence name and address
CONNOLLY AND HUTZ
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 3
Reel/Frame:008293/0497   Pages: 4
Recorded: 12/16/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WULFF, CLAUS
Exec Dt:
11/12/1996
2
ZABY, GOTTFRIED
Exec Dt:
11/05/1996
3
BAMBERGER, THOMAS
Exec Dt:
10/30/1996
4
KOHLGRUBER, KLEMENS
Exec Dt:
10/30/1996
5
OBERMANN, HUGO
Exec Dt:
11/11/1996
6
DE VOS, STEFAAN
Exec Dt:
11/15/1996
7
DENECKER, GABRIEL
Exec Dt:
11/20/1996
8
VAES, JOHAN
Exec Dt:
11/14/1996
9
VAN OSSELAER, TONY
Exec Dt:
11/13/1996
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5786445
NONE
08724931
Correspondence name and address
CONNOLLY AND HUTZ
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 4
Reel/Frame:008453/0216   Pages: 2
Recorded: 01/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WULFF, CLAUS
Exec Dt:
12/03/1996
2
ZABY, GOTTFRIED
Exec Dt:
12/03/1996
3
CASPER, CLEMENS
Exec Dt:
12/03/1996
4
KOHLGRUBER, KLEMENS
Exec Dt:
11/21/1996
5
OBERMANN, HUGO
Exec Dt:
12/09/1996
6
KUHLING, STEFFEN
Exec Dt:
11/29/1996
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5830977
NONE
08778654
Correspondence name and address
CONNOLLY AND HUTZ
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DELAWARE 19899
Assignment: 5
Reel/Frame:008419/0096   Pages: 2
Recorded: 03/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZABY, GOTTFRIED
Exec Dt:
01/20/1997
2
CASPER, CLEMENS
Exec Dt:
01/17/1997
3
KOHLGRUBER, KLEMENS
Exec Dt:
01/14/1997
4
OBERMANN, HUGO
Exec Dt:
01/21/1997
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5852157
NONE
08810263
Correspondence name and address
CONNOLLY AND HUTZ
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 6
Reel/Frame:008499/0150   Pages: 3
Recorded: 03/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUHLING, STEFFEN
Exec Dt:
01/24/1997
2
SCHEBESTA, KLAUS
Exec Dt:
01/14/1997
3
HUCKS, UWE
Exec Dt:
01/15/1997
4
ULLRICH, MARTIN
Exec Dt:
01/17/1997
5
SCHUCHARDT, HEINRICH
Exec Dt:
01/20/1997
6
BACHMANN, ROLF
Exec Dt:
01/15/1997
7
FISCHER, THOMAS
Exec Dt:
01/15/1997
8
KOHLGRUBER, KLEMENS
Exec Dt:
01/14/1997
9
RHIEL, FRAN FERDINAND
Exec Dt:
01/15/1997
10
ZABY, GOTTFRIED
Exec Dt:
01/21/1997
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5767224
NONE
08823792
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 7
Reel/Frame:009855/0500   Pages: 3
Recorded: 03/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JAHN, PETER
Exec Dt:
02/26/1999
2
BROD, HELMUT
Exec Dt:
02/26/1999
3
KOHLGRUBER, KLEMENS
Exec Dt:
02/26/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7390121
US20010053108
09275534
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
WILLIAM C. GERSTENZANG
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 8
Reel/Frame:010161/0632   Pages: 3
Recorded: 08/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHUCHARDT, HEINRICH
Exec Dt:
07/15/1999
2
KOHLGRUBER, KLEMENS
Exec Dt:
07/16/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6412975
NONE
09369212
Correspondence name and address
SPRUNG KRAMER SCHAEFFER & BRISCOE
WILLIAM C. GERSTENZANG
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-5144
Assignment: 9
Reel/Frame:011568/0480   Pages: 2
Recorded: 02/05/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELSNER, THOMAS
Exec Dt:
12/11/2000
2
HEUSER, JURGEN
Exec Dt:
12/14/2000
3
KOHLGRUBER, KLEMENS
Exec Dt:
12/12/2000
4
KORDS, CHRISTIAN
Exec Dt:
12/15/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6534619
NONE
09762366
Correspondence name and address
BAYER CORPORATION
ARON PREIS
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:011688/0212   Pages: 3
Recorded: 03/23/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CASPER, CLEMENS
Exec Dt:
02/07/2001
2
WEINSCHENCK, JORGEN
Exec Dt:
02/07/2001
3
KOHLGRUBER, KLEMENS
Exec Dt:
12/13/2000
4
HEUSER, JURGEN
Exec Dt:
02/07/2001
5
KORDS, CHRISTIAN
Exec Dt:
02/07/2000
6
ELSNER, THOMAS
Exec Dt:
12/13/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNBEREICH RP PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6506281
NONE
09719891
Correspondence name and address
BAYER CORPORATION
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 11
Reel/Frame:012692/0221   Pages: 3
Recorded: 03/11/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOHLGRUBER, KLEMENS
Exec Dt:
01/20/2002
2
WEYRICH, FRANK
Exec Dt:
02/22/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6761797
US20020092625
09995139
Correspondence name and address
NORRIS, MCLAUGHLIN & MARCUS, P.A.
WILLIAM C. CERSTENZANG
220 EAST 42ND STREET, 30TH FLOOR
NEW YORK, NY 10017
Assignment: 12
Reel/Frame:014116/0553   Pages: 2
Recorded: 06/02/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EITEL, ALFRED
Exec Dt:
12/01/2002
2
KOHLGRUBER, KLEMENS
Exec Dt:
11/11/2002
3
WEYRICH, FRANK
Exec Dt:
11/12/2002
4
RUDOLPH, PETER
Exec Dt:
11/14/2002
5
THIEM, HANS-JURGEN
Exec Dt:
11/15/2002
6
KONIG, MICHAEL
Exec Dt:
01/21/2003
7
NOTHELLE, RICARDA
Exec Dt:
01/21/2003
8
MEYER, HELMUT
Exec Dt:
11/20/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7153929
US20040102593
10311552
Correspondence name and address
BAYER POLYMERS LLC
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 13
Reel/Frame:014612/0588   Pages: 3
Recorded: 10/14/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, THOMAS
Exec Dt:
08/15/2003
2
KOHLGRUBER, KLEMENS
Exec Dt:
08/15/2003
3
LIESENFELDER, ULRICH
Exec Dt:
08/15/2003
4
BIERDEL, MICHAEL
Exec Dt:
08/15/2003
5
MEYER, HELMUT
Exec Dt:
08/25/2003
6
WEIDER, RICHARD
Exec Dt:
08/27/2003
7
KRUGER, JORG
Exec Dt:
09/02/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7144981
US20040255780
10684600
Correspondence name and address
BAYER POLYMERS LLC
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 14
Reel/Frame:014209/0326   Pages: 4
Recorded: 12/19/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOHLGRUBER, KLEMENS
Exec Dt:
12/08/2003
2
JAHN, PETER
Exec Dt:
12/01/2003
Assignee
1
BAYER AKTIENGESELLCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7220048
US20040085853
10622625
Correspondence name and address
NORRIS MCLAUGHLIN & MARCUS
WILLIAM C. GERSTENZANG
220 EAST 42ND STREET-30TH FLOOR
NEW YORK, NEW YORK 10017
Assignment: 15
Reel/Frame:015557/0010   Pages: 2
Recorded: 07/14/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOHLGRUBER, KLEMENS
Exec Dt:
05/11/2004
2
HOLDENRIED, GUNTHER
Exec Dt:
06/20/2004
3
KORDS, CHRISTIAN
Exec Dt:
05/13/2004
4
HEUSER, JURGEN
Exec Dt:
05/25/2004
5
KONIG, THOMAS
Exec Dt:
05/11/2004
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7138478
US20040225103
10825887
Correspondence name and address
BAYER MATERIALSCIENCE LLC
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 16
Reel/Frame:015295/0985   Pages: 3
Recorded: 10/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KOHLGRUBER, KLEMENS
Exec Dt:
10/12/2004
Assignee
1
BAYER TECHNOLOGY SERVICES GMBH
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8074371
US20050092444
10896241
Correspondence name and address
NORRIS MCLAUGHLIN & MARCUS, P.A.
WILLIAM C. GERSTENZANG
875 THIRD AVENUE-18TH FLOOR
NEW YORK, NY 10022
Assignment: 17
Reel/Frame:016299/0736   Pages: 2
Recorded: 02/22/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, THOMAS
Exec Dt:
01/07/2005
2
KOHLGRUBER, KLEMENS
Exec Dt:
01/07/2005
3
KORDS, CHRISTIAN
Exec Dt:
01/11/2005
4
DE VOS, STEFAAN
Exec Dt:
01/19/2005
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTE UND LIZENZEN
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050121817
11000759
Correspondence name and address
ARON PREIS
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 18
Reel/Frame:016481/0758   Pages: 3
Recorded: 04/14/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIRCHHOFF, JORG
Exec Dt:
03/09/2005
2
KONIG, THOMAS
Exec Dt:
03/09/2005
3
KOHLGRUBER, KLEMENS
Exec Dt:
03/09/2005
4
MOTHRATH, MELANIE
Exec Dt:
03/11/2005
5
KUHLING, STEFFEN
Exec Dt:
03/27/2005
6
VAN MEIRVENNE, DIRK
Exec Dt:
03/31/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7091302
US20050239995
11105678
Correspondence name and address
ARON PREIS, BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 19
Reel/Frame:016741/0773   Pages: 3
Recorded: 07/05/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIRCHHOFF, JORG
Exec Dt:
04/29/2005
2
KONIG, THOMAS
Exec Dt:
04/29/2005
3
KOHLGRUBER, KLEMENS
Exec Dt:
05/02/2005
4
VAN MEIRVENNE, DIRK
Exec Dt:
05/12/2005
5
KUHLING, STEFFEN
Exec Dt:
05/12/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7129315
US20050239996
11105680
Correspondence name and address
ARON PREIS
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 20
Reel/Frame:045049/0746   Pages: 4
Recorded: 02/27/2018
Attorney Dkt #:160334PCTUSCON/BMS081183P
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, THOMAS
Exec Dt:
11/25/2011
2
KIRCHHOFF, JORG
Exec Dt:
12/01/2011
3
BIERDEL, MICHAEL
Exec Dt:
11/25/2011
4
KOHLGRUBER, KLEMENS
Exec Dt:
12/07/2011
5
RECHNER, JOHANN
Exec Dt:
12/08/2011
6
VAES, JOHAN
Exec Dt:
12/29/2011
7
VANDEN EYNDE, JOHAN
Exec Dt:
01/13/2012
8
BRUYNSEELS, FRANK
Exec Dt:
01/16/2012
9
RUYTINX, BERT
Exec Dt:
01/19/2012
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10435507
US20180105644
15789704
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 21
Reel/Frame:031060/0466   Pages: 7
Recorded: 08/22/2013
Attorney Dkt #:P001 00496
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAUL, HANNS-INGOLF
Exec Dt:
02/25/2013
2
WIESNER, UDO
Exec Dt:
02/25/2013
3
KIRCHHOFF, JORG
Exec Dt:
02/22/2013
4
KONIG, THOMAS
Exec Dt:
08/16/2013
5
KOHLGRUBER, KLEMENS
Exec Dt:
02/25/2013
Assignee
1
LANXESS DEUTSCHLAND GMBH
D-51369
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9023983
US20140039142
13811330
Correspondence name and address
MICHAEL A. MILLER
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112

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