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Patent Assignment Assignor Details
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Assignor Name : WINTERMANTEL, MATTHIAS
Total Assignments: 25
Assignment: 1
Reel/Frame:013212/0520   Pages: 2
Recorded: 08/19/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOCHER, JURGEN
Exec Dt:
06/19/2002
2
RICHTER, FRANK
Exec Dt:
06/24/2002
3
LAAS, HANS-JOSEF
Exec Dt:
06/26/2002
4
WINTERMANTEL, MATTHIAS
Exec Dt:
07/08/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNBEREICH RP
PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7030266
US20030078450
10144612
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:014736/0370   Pages: 2
Recorded: 11/28/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
09/30/2003
2
PERREY, HERMANN
Exec Dt:
09/15/2003
3
WAMPRECHT, CHRITIAN
Exec Dt:
09/15/2003
4
MECKEL, WALTER
Exec Dt:
10/01/2003
5
RAMTHUN, JURGEN
Exec Dt:
10/09/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7268183
US20040068049
10641550
Correspondence name and address
BAYER POLYMERS LLC
JOSEPH C. GIL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:016682/0525   Pages: 3
Recorded: 06/13/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PIRKL, HANS-GEORG
Exec Dt:
02/21/2005
2
BOLTON, JEFFREY
Exec Dt:
04/25/2005
3
MECKEL, WALTER
Exec Dt:
05/20/2005
4
WOLF, ULRICH
Exec Dt:
03/07/2005
5
WINTERMANTEL, MATTHIAS
Exec Dt:
02/23/2005
6
MAHRENHOLTZ, JOCHEN
Exec Dt:
03/02/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7495124
US20050222291
11048172
Correspondence name and address
N. DENISE BROWN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:016791/0668   Pages: 3
Recorded: 07/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
04/20/2005
2
MECKEL, WALTER
Exec Dt:
04/29/2005
3
MATNER, MATHIAS
Exec Dt:
04/22/2005
4
KOBELKA, FRANK
Exec Dt:
04/20/2005
5
KRAUS, HARALD
Exec Dt:
04/22/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060020101
11184108
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:017382/0112   Pages: 3
Recorded: 12/22/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
10/12/2005
2
GURTLER, CHRISTOPH
Exec Dt:
10/14/2005
3
SCHELHAAS, MICHAEL
Exec Dt:
11/02/2005
4
TRINKS, RAINER
Exec Dt:
10/13/2005
5
MECKEL, WALTER
Exec Dt:
11/16/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060069225
11219396
Correspondence name and address
THOMAS W. ROY
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:017309/0862   Pages: 3
Recorded: 12/13/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
11/11/2005
2
MECKEL, WALTER
Exec Dt:
11/18/2005
3
LUDEWIG, MICHAEL
Exec Dt:
11/14/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7635743
US20060142532
11301779
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:017530/0676   Pages: 2
Recorded: 02/06/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/06/2006
2
WINTERMANTEL, MATTHIAS
Exec Dt:
01/09/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060128927
11301626
Correspondence name and address
JOSEPH C. GIL
BAYER MATERIALSCIENCE LLP
PATENT DEPARTMENT
100 BAYER ROAD
PITSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:019054/0657   Pages: 3
Recorded: 03/19/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NEFZGER, HARTMUT
Exec Dt:
02/12/2007
2
SCHMIDT, MANFRED
Exec Dt:
02/12/2007
3
BARNES, JAMES-MICHAEL
Exec Dt:
02/23/2007
4
WINTERMANTEL, MATTHIAS
Exec Dt:
02/14/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070155941
11699087
Correspondence name and address
LYNDANNE M. WHALEN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:019316/0250   Pages: 2
Recorded: 04/27/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
04/12/2007
2
MECKEL, WALTER
Exec Dt:
04/17/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070260031
11796421
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:021242/0373   Pages: 3
Recorded: 07/15/2008
Attorney Dkt #:15778*129(BMS 05 1 101)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
07/08/2008
2
REICHERT, PETER
Exec Dt:
07/08/2008
3
MAYER, EDUARD
Exec Dt:
07/08/2008
4
LEIMENSTOLL, MARC C.
Exec Dt:
07/08/2008
Assignee
1
BAYER MATERIALSCIENCE AG
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080312361
12137778
Correspondence name and address
AARON R. ETTELMAN
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 11
Reel/Frame:022977/0955   Pages: 2
Recorded: 07/17/2009
Attorney Dkt #:15778-00198-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEIMENSTOLL, MARC
Exec Dt:
04/14/2009
2
KOHLER, BURKHARD
Exec Dt:
04/02/2009
3
KARAFILIDIS, CHRISTOS
Exec Dt:
04/17/2009
4
WINTERMANTEL, MATTHIAS
Exec Dt:
04/17/2009
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7923574
US20090247721
12390811
Correspondence name and address
EAMONN P. MORRISON
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 12
Reel/Frame:024075/0743   Pages: 3
Recorded: 03/12/2010
Attorney Dkt #:15778-00260-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEIMENSTOLL, MARC
Exec Dt:
01/04/2010
2
KARAFILIDIS, CHRISTOS
Exec Dt:
01/15/2010
3
WINTERMANTEL, MATTHIAS
Exec Dt:
01/12/2010
4
REICHERT, PETER
Exec Dt:
01/08/2010
5
BRASSAT, LUTZ
Exec Dt:
01/15/2010
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100210748
12688394
Correspondence name and address
EAMONN P. MORRISON
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DELAWARE 19899-2207
Assignment: 13
Reel/Frame:024834/0534   Pages: 2
Recorded: 08/13/2010
Attorney Dkt #:15778-00196 (BMS071203)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
05/25/2010
2
KARAFILIDIS, CHRISTOS
Exec Dt:
06/07/2010
3
LUCAS, HEINZ-WERNER
Exec Dt:
05/25/2010
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110004241
12867604
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 14
Reel/Frame:025028/0014   Pages: 3
Recorded: 09/22/2010
Attorney Dkt #:15778-00197-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
06/22/2010
2
KARAFILIDIS, CHRISTOS
Exec Dt:
06/24/2010
3
LUCAS, HEINZ-WERNER
Exec Dt:
06/23/2010
4
SCHMIDT, AXEL
Exec Dt:
06/21/2010
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100330238
12867692
Correspondence name and address
EAMONN P. MORRISON
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 15
Reel/Frame:026022/0448   Pages: 12
Recorded: 03/25/2011
Attorney Dkt #:P007 00040
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAUFER, WILHELM
Exec Dt:
11/03/2010
2
KRAY, BERND
Exec Dt:
11/02/2010
3
SCHUSTER, PETER
Exec Dt:
11/08/2010
4
SCHEFFNER, CHRISTIAN
Exec Dt:
11/08/2010
5
UESTUENBAS, SERDAR
Exec Dt:
11/08/2010
6
LEIMENSTOLL, MARC
Exec Dt:
12/13/2010
7
REICHERT, PETER
Exec Dt:
12/08/2010
8
MAYER, EDUARD
Exec Dt:
12/12/2010
9
WINTERMANTEL, MATTHIAS
Exec Dt:
12/16/2010
Assignee
1
RHEIN CHEMIE RHEINAU GMBH
DUSSELDORFER STRASSE 23-27
D-68219 MANNHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110172321
12898853
Correspondence name and address
NICANOR A. KOHNCKE
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112
Assignment: 16
Reel/Frame:026935/0167   Pages: 2
Recorded: 09/20/2011
Attorney Dkt #:14069-00311
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KARAFILIDIS, CHRISTOS
Exec Dt:
07/29/2011
2
WINTERMANTEL, MATTHIAS
Exec Dt:
08/15/2011
3
LUCAS, HEINZ-WERNER
Exec Dt:
08/05/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120000603
13201325
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 17
Reel/Frame:027662/0037   Pages: 2
Recorded: 02/07/2012
Attorney Dkt #:14069-00367
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PEIFFER, EVELYN
Exec Dt:
12/15/2011
2
KARAFILIDIS, CHRISTOS
Exec Dt:
12/20/2011
3
WINTERMANTEL, MATTHIAS
Exec Dt:
12/15/2011
4
WAMPRECHT, CHRISTIAN
Exec Dt:
01/06/2012
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120136115
13389278
Correspondence name and address
MATTHEW W. HAMMERSLEY
1007 N. ORANGE STREET
WILMINGTON, DE 19801
Assignment: 18
Reel/Frame:030374/0198   Pages: 2
Recorded: 05/08/2013
Attorney Dkt #:14069-00470-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUECHNER, JOERG
Exec Dt:
03/14/2013
2
KRAUS, HARALD
Exec Dt:
03/18/2013
3
NAZARAN, PANTEA
Exec Dt:
04/08/2013
4
WINTERMANTEL, MATTHIAS
Exec Dt:
03/15/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9321939
US20130220543
13823335
Correspondence name and address
CLAUDIA SCHULTZE
P O BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 19
Reel/Frame:030548/0466   Pages: 2
Recorded: 06/05/2013
Attorney Dkt #:14069-00476-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUCHNER, JOERG
Exec Dt:
04/04/2013
2
KRAUS, HARALD
Exec Dt:
04/18/2013
3
WINTERMANTEL, MATTHIAS
Exec Dt:
04/08/2013
4
ACHTEN, DIRK
Exec Dt:
04/08/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9187680
US20130269874
13883784
Correspondence name and address
CLAUDIA SCHULTZE
P O BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 20
Reel/Frame:033637/0225   Pages: 4
Recorded: 08/29/2014
Attorney Dkt #:074023-0534-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAUS, HARALD
Exec Dt:
04/28/2014
2
ARNDT, WOLFGANG
Exec Dt:
04/29/2014
3
WINTERMANTEL, MATTHIAS
Exec Dt:
04/29/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9453147
US20140249267
14350999
Correspondence name and address
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVENUE
SUITE 1410
WILMINGTON, DE 19801
Assignment: 21
Reel/Frame:037301/0840   Pages: 4
Recorded: 12/16/2015
Attorney Dkt #:074023-0556-US-513484
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
07/31/2014
2
MAYER, EDUARD
Exec Dt:
06/06/2014
3
REICHERT, PETER
Exec Dt:
08/11/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140364527
14366300
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 22
Reel/Frame:052152/0274   Pages: 8
Recorded: 03/18/2020
Attorney Dkt #:2016P30153WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRESZTA-FRANZ, DOROTA
Exec Dt:
11/13/2019
2
WEIKARD, JAN
Exec Dt:
11/20/2019
3
WINTERMANTEL, MATTHIAS
Exec Dt:
11/18/2019
4
MALEIKA, ROBERT
Exec Dt:
11/13/2019
5
KLIMMASCH, THOMAS
Exec Dt:
11/12/2019
6
SCHUETTLER, THOMAS
Exec Dt:
11/25/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11230522
US20200216383
16648344
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 23
Reel/Frame:053063/0925   Pages: 17
Recorded: 06/27/2020
Attorney Dkt #:074023-0921-US-602007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FULSCHE, THOMAS
Exec Dt:
02/11/2020
2
SCHÜTTLER, THOMAS
Exec Dt:
02/11/2020
3
STRUWE, MARIANNE
Exec Dt:
02/11/2020
4
WINTERMANTEL, MATTHIAS
Exec Dt:
02/11/2020
5
KÖCHER, JÜRGEN
Exec Dt:
02/25/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200347183
16958701
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996
Assignment: 24
Reel/Frame:053063/0942   Pages: 17
Recorded: 06/27/2020
Attorney Dkt #:074023-0922-US-602009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KÖCHER, JÜRGEN
Exec Dt:
02/12/2020
2
FULSCHE, THOMAS
Exec Dt:
02/25/2020
3
SCHÜTTLER, THOMAS
Exec Dt:
02/11/2020
4
STRUWE, MARIANNE
Exec Dt:
02/12/2020
5
WINTERMANTEL, MATTHIAS
Exec Dt:
02/11/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11739212
US20200354570
16958703
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996
Assignment: 25
Reel/Frame:057183/0103   Pages: 5
Recorded: 08/16/2021
Attorney Dkt #:2018P30188WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRESZTA-FRANZ, DOROTA
Exec Dt:
03/23/2021
2
WEIKARD, JAN
Exec Dt:
03/23/2021
3
WINTERMANTEL, MATTHIAS
Exec Dt:
03/23/2021
4
REYER, ROBERT
Exec Dt:
03/23/2021
5
SCHUETTLER, THOMAS
Exec Dt:
03/23/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220145121
17430746
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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