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Patent Assignment Assignor Details
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Assignor Name : WERSHOFEN, STEFAN
Total Assignments: 61
Assignment: 1
Reel/Frame:006192/0932   Pages: 2
Recorded: 07/27/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HAMMEN, GUNTER
Exec Dt:
05/08/1992
2
SCHIEB, THOMAS
Exec Dt:
05/08/1992
3
WERSHOFEN, STEFAN
Exec Dt:
05/08/1992
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5347034
NONE
07871914
Correspondence name and address
JOSEPH C. GIL
MILES, INC.
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:006347/0321   Pages: 2
Recorded: 12/10/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FRIEDERICHS, WOLFGANG
Exec Dt:
11/16/1992
2
PENNINGER, STEFAN
Exec Dt:
11/16/1992
3
WERSHOFEN, STEFAN
Exec Dt:
11/16/1992
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTABTEILUNG
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5399736
NONE
07988659
Correspondence name and address
MILES, INC.
PATENT DEPT.
MOBAY ROAD
PITTSBURGH, PA 15205
ATTN: DONNA J. VEATCH
Assignment: 3
Reel/Frame:013872/0979   Pages: 2
Recorded: 03/10/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAGEN, TORSTEN
Exec Dt:
01/17/2003
2
KAMPER, FRIEDHELM
Exec Dt:
01/21/2003
3
KOCH, DANIEL
Exec Dt:
01/15/2003
4
UCHDORF, RUDOLF
Exec Dt:
01/24/2003
5
WERSHOFEN, STEFAN
Exec Dt:
01/17/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6639102
US20030176626
10384890
Correspondence name and address
BAYER POLYMERS LLC
DONNA J. VEATCH
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:017122/0657   Pages: 3
Recorded: 10/24/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
08/22/2005
2
SCHMIDT, MANFRED
Exec Dt:
08/29/2005
3
PIRKL, HANS-GEORG
Exec Dt:
09/05/2005
4
KAMIYAMA, NOBUHIRO
Exec Dt:
09/22/2005
5
MURAKAMI, SHINICHI
Exec Dt:
09/20/2005
6
HARADA, TETSUO
Exec Dt:
09/27/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8022200
US20060025557
11173482
Correspondence name and address
N. DENISE BROWN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:016994/0411   Pages: 5
Recorded: 09/16/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAGEN, TORSTEN
Exec Dt:
07/23/2005
2
KOCH, DANIEL
Exec Dt:
08/02/2005
3
PIRKL, HANS-GEORG
Exec Dt:
08/02/2005
4
POHL, FRITZ
Exec Dt:
08/15/2005
5
WERSHOFEN, STEFAN
Exec Dt:
08/25/2005
6
UCHDORF, RUDOLF
Exec Dt:
07/08/2005
7
ADAMSON, RICHARD
Exec Dt:
08/08/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7253321
US20060287555
11170624
Correspondence name and address
N. DENISE BROWN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:017339/0552   Pages: 3
Recorded: 12/08/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
09/19/2005
2
SCHMIDT, MANFRED
Exec Dt:
09/26/2005
3
PIRKL, HANS-GEORG
Exec Dt:
09/27/2005
4
HAGEN, TORSTEN
Exec Dt:
09/23/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7745659
US20060128928
11298727
Correspondence name and address
JOHN E. MROZINSKI, JR.
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:017148/0345   Pages: 3
Recorded: 10/25/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MULLER, HEINZ-HERBERT
Exec Dt:
09/20/2005
2
WERSHOFEN, STEFAN
Exec Dt:
09/20/2005
3
GRABOWSKI, STEFAN
Exec Dt:
09/30/2005
Assignee
1
BAYER MATERIALSCIENCE AG
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7186857
US20060094897
11257713
Correspondence name and address
N. DENISE BROWN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 8
Reel/Frame:017739/0699   Pages: 3
Recorded: 03/28/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAGEN, TORSTEN
Exec Dt:
02/10/2006
2
GRABOWSKI, STEFAN
Exec Dt:
02/10/2006
3
ADAMSON, RICHARD
Exec Dt:
02/15/2006
4
KOCH, DANIEL
Exec Dt:
03/14/2006
5
WERSHOFEN, STEFAN
Exec Dt:
02/18/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7205439
US20060224018
11392367
Correspondence name and address
LYNDANNE M. WHALEN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:018763/0867   Pages: 2
Recorded: 01/03/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
11/24/2006
2
STEINWEGS, MARCUS
Exec Dt:
11/27/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7714148
US20070155939
11649001
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:018763/0921   Pages: 2
Recorded: 01/03/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
11/24/2006
2
STEINWEGS, MARCUS
Exec Dt:
11/27/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7662989
US20070155938
11649000
Correspondence name and address
N. DENISE BROWN, BAYER MATERIALSCIENCE
LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 11
Reel/Frame:018782/0690   Pages: 3
Recorded: 01/10/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
11/24/2006
2
STEINWEGS, MARCUS
Exec Dt:
11/27/2006
3
SCHMIDT, MANFRED
Exec Dt:
12/01/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070167633
11651819
Correspondence name and address
N. DENISE BROWN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 12
Reel/Frame:018997/0481   Pages: 2
Recorded: 03/06/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
02/02/2007
2
STEINWEGS, MARCUS
Exec Dt:
02/05/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7825276
US20070155937
11648998
Correspondence name and address
N. DENISE BROWN, BAYER MATERIALSCIENCE
LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 13
Reel/Frame:019054/0196   Pages: 3
Recorded: 03/19/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
02/02/2007
2
HAGEN, TORSTEN
Exec Dt:
02/06/2007
3
STEFFENS, CHRISTIAN
Exec Dt:
02/03/2007
4
BOLTON, JEFFREY
Exec Dt:
02/15/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7368595
US20070167646
11651720
Correspondence name and address
JOHN E. MROZINSKI, JR.
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PATENT DEPT.
PITTSBURGH, PA 15205-9741
Assignment: 14
Reel/Frame:019283/0034   Pages: 8
Recorded: 04/23/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAHRENHOLTZ, JOCHEN
Exec Dt:
04/04/2007
2
WERSHOFEN, STEFAN
Exec Dt:
02/05/2007
3
THEN, GERHARD
Exec Dt:
02/08/2007
4
PEGEL, SABINE
Exec Dt:
02/08/2007
5
WANG, JUN
Exec Dt:
02/20/2007
6
SEVINC, ERMAN
Exec Dt:
02/13/2007
7
GUHL, RICHARD H.
Exec Dt:
04/11/2007
Assignee
1
BAYER MATERIALSCIENCE AG
D 51368 LEVERKUSEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7813839
US20080147208
11656283
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 15
Reel/Frame:020455/0671   Pages: 9
Recorded: 02/01/2008
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF SABINE PEGEL, FILED ON 04/23/2007, RECORDED ON REEL 019283 FRAME 0034. ASSIGNOR HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE INTEREST.
Assignors
1
MAHRENHOLTZ, JOCHEN
Exec Dt:
04/04/2007
2
WERSHOFEN, STEFAN
Exec Dt:
02/05/2007
3
THEN, GERHARD
Exec Dt:
02/08/2007
4
PEGEL, SABINE
Exec Dt:
02/08/2007
5
WANG, JUN
Exec Dt:
02/20/2007
6
SEVINC, ERMAN
Exec Dt:
02/13/2007
7
GUHL, RICHARD H.
Exec Dt:
04/11/2007
Assignee
1
BAYER MATERIALSCIENCE AG
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7813839
US20080147208
11656283
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 16
Reel/Frame:019308/0449   Pages: 3
Recorded: 05/11/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUGAL, MARKUS
Exec Dt:
03/26/2007
2
GEHLEN, FRANZ-ULRICH VON
Exec Dt:
04/05/2007
3
WERSHOFEN, STEFAN
Exec Dt:
04/11/2007
4
LAGO, ANDRE
Exec Dt:
04/05/2007
5
LEHNER, PETER
Exec Dt:
04/17/2007
6
MAROTZ, BENIE
Exec Dt:
04/24/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7692042
US20070203364
11706444
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 17
Reel/Frame:019510/0938   Pages: 10
Recorded: 06/07/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUGAL, MARKUS
Exec Dt:
03/26/2007
2
VON GEHLEN, FRANZ-ULRICH
Exec Dt:
04/05/2007
3
WERSHOFEN, STEFAN
Exec Dt:
04/11/2007
4
LAGO, ANDRE
Exec Dt:
04/12/2007
5
LEHNER, PETER
Exec Dt:
04/12/2007
6
BACKER, WERNER
Exec Dt:
05/04/2007
7
MAROTZ, BENIE
Exec Dt:
04/24/2007
8
BRINKSCHULTE, HORST
Exec Dt:
05/18/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070238901
11706438
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 18
Reel/Frame:020542/0305   Pages: 4
Recorded: 02/19/2008
Attorney Dkt #:PO9033/BMS061124
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOMMER, KNUT
Exec Dt:
01/15/2008
2
DUGAL, MARKUS
Exec Dt:
01/21/2008
3
SCHWARZ, IDO
Exec Dt:
01/23/2008
4
WERSHOFEN, STEFAN
Exec Dt:
01/16/2008
5
LEHNER, PETER
Exec Dt:
01/28/2008
6
SCHUBERT, STEPHAN
Exec Dt:
01/25/2008
7
BOWING, ALEXANDRA GROSSE
Exec Dt:
01/25/2008
Assignee
1
BAYER MATERIALSCIENCE AG
D 5168 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7488850
US20080139850
11982959
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 19
Reel/Frame:020614/0139   Pages: 13
Recorded: 03/03/2008
Conveyance: ASSIGNMENT CORRECTION*103483228A*
Assignors
1
SOMMER, KNUT
Exec Dt:
01/15/2008
2
DUGAL, MARKUS
Exec Dt:
01/21/2008
3
SCHWARZ, IDO
Exec Dt:
01/23/2008
4
WERSHOFEN, STEFAN
Exec Dt:
01/16/2008
5
LEHNER, PETER
Exec Dt:
01/28/2008
6
SCHUBERT, STEPHAN
Exec Dt:
01/25/2008
7
BOWING, ALEXANDRA GROSSE
Exec Dt:
01/25/2008
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7488850
US20080139850
11982959
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 20
Reel/Frame:020688/0298   Pages: 7
Recorded: 03/17/2008
Attorney Dkt #:PO9033/BMS061124
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SEVENTH ASSIGNOR'S NAME, PREVIOUSLY RECORDED AT REEL 020614 FRAME 0139.
Assignors
1
SOMMER, KNUT
Exec Dt:
01/15/2008
2
DUGAL, MARKUS
Exec Dt:
01/21/2008
3
SCHWARZ, IDO
Exec Dt:
01/23/2008
4
WERSHOFEN, STEFAN
Exec Dt:
01/16/2008
5
LEHNER, PETER
Exec Dt:
01/28/2008
6
SCHUBERT, STEPHAN
Exec Dt:
01/25/2008
7
GROSSE-BOWING, ALEXANDRA
Exec Dt:
01/25/2008
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7488850
US20080139850
11982959
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 21
Reel/Frame:037013/0517   Pages: 6
Recorded: 11/11/2015
Attorney Dkt #:PO9147 / BMS071097
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JACOB, ANDREAS
Exec Dt:
03/24/2009
2
WERSHOFEN, STEFAN
Exec Dt:
03/29/2009
3
KLEIN, STEPHAN
Exec Dt:
04/01/2009
4
SUNDERMEYER, JOERG
Exec Dt:
03/24/2009
5
MEI, FUMING
Exec Dt:
06/24/2009
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9284267
US20090275771
12321995
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 22
Reel/Frame:022778/0168   Pages: 6
Recorded: 06/04/2009
Attorney Dkt #:PO9149/BMS081019
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
04/21/2009
2
MUELLER, HEINZ-HERBERT
Exec Dt:
04/23/2009
3
ADAMSON, RICHARD
Exec Dt:
04/30/2009
4
POHL, FRITZ
Exec Dt:
05/22/2009
5
SOMMER, KNUT
Exec Dt:
04/27/2009
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9701617
US20090240077
12405287
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 23
Reel/Frame:024773/0089   Pages: 4
Recorded: 08/02/2010
Attorney Dkt #:BMS079003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
04/28/2010
2
KLEIN, STEPHAN
Exec Dt:
04/20/2010
3
ZHOU, ZHIPING
Exec Dt:
05/04/2010
4
WANG, XINKUI
Exec Dt:
04/22/2010
5
WANG, JUNWEI
Exec Dt:
04/22/2010
6
KANG, MAOQING
Exec Dt:
04/22/2010
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8445713
US20100312001
12738687
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 24
Reel/Frame:024870/0663   Pages: 8
Recorded: 08/23/2010
Attorney Dkt #:BMS079005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DENG, YOUQUAN
Exec Dt:
06/01/2010
2
MA, YUBO
Exec Dt:
06/01/2010
3
WANG, LIGUO
Exec Dt:
06/01/2010
4
GUO, XIAOGUANG
Exec Dt:
06/01/2010
5
ZHANG, SHIGUO
Exec Dt:
06/01/2010
6
HE, YUDE
Exec Dt:
06/01/2010
7
WERSHOFEN, STEFAN
Exec Dt:
06/16/2010
8
KLEIN, STEPHAN
Exec Dt:
06/17/2010
9
ZHOU, ZHIPING
Exec Dt:
06/07/2010
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8338634
US20110160478
12918848
Correspondence name and address
BAYER MATERIAL SCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 25
Reel/Frame:024656/0433   Pages: 10
Recorded: 07/09/2010
Attorney Dkt #:BMS089006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DENG, YOUQUAN
Exec Dt:
06/16/2010
2
WANG, LIGUO
Exec Dt:
06/14/2010
3
MA, YUBO
Exec Dt:
06/16/2010
4
GUO, XIAOGUANG
Exec Dt:
06/16/2010
5
WERSHOFEN, STEFAN
Exec Dt:
06/21/2010
6
KLEIN, STEPHAN
Exec Dt:
06/17/2010
7
LI, HONGCHAO
Exec Dt:
06/21/2010
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8450518
US20100274041
12758064
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 26
Reel/Frame:024750/0137   Pages: 8
Recorded: 07/28/2010
Attorney Dkt #:BMS089007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
07/08/2010
2
KLEIN, STEPHAN
Exec Dt:
07/05/2010
3
LI, HONGCHAO
Exec Dt:
06/12/2010
4
WANG, XINKUI
Exec Dt:
06/09/2010
5
LI, QIFENG
Exec Dt:
06/09/2010
6
KANG, MAOQING
Exec Dt:
06/09/2010
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8450516
US20100298592
12780994
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 27
Reel/Frame:026925/0820   Pages: 5
Recorded: 09/19/2011
Attorney Dkt #:14069-00316
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
08/19/2011
2
KLEIN, STEPHAN
Exec Dt:
08/17/2011
3
VIDAL-FERRAN, ANTON
Exec Dt:
08/31/2011
4
REIXACH, ELISENDA
Exec Dt:
09/02/2011
5
RIUS-RUIZ, FRANCESC XAVIER
Exec Dt:
09/01/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8513453
US20120041223
13256969
Correspondence name and address
MATTHEW W. HAMMERSLEY
1007 N. ORANGE STREET
WILMINGTON, DE 19801
Assignment: 28
Reel/Frame:029654/0776   Pages: 2
Recorded: 01/18/2013
Attorney Dkt #:15778-00442
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRUNS, RAINER
Exec Dt:
10/26/2012
2
LORENZ, WOLFGANG
Exec Dt:
11/06/2012
3
RAUSCH, ANDREAS KARL
Exec Dt:
11/05/2012
4
WERSHOFEN, STEFAN
Exec Dt:
10/31/2012
5
LODDENKEMPER, TIM
Exec Dt:
10/31/2012
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
---
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9102594
US20130131377
13696195
Correspondence name and address
GEOFFREY A. ZELLEY
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 29
Reel/Frame:035971/0808   Pages: 2
Recorded: 07/02/2015
Attorney Dkt #:074033-0442-01-US-526570
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRUNS, RAINER
Exec Dt:
10/26/2012
2
LORENZ, WOLFGANG
Exec Dt:
11/06/2012
3
RAUSCH, ANDREAS KARL
Exec Dt:
11/05/2012
4
WERSHOFEN, STEFAN
Exec Dt:
10/31/2012
5
LODDENKEMPER, TIM
Exec Dt:
10/31/2012
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9328064
US20150299111
14790478
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 30
Reel/Frame:030787/0533   Pages: 7
Recorded: 07/12/2013
Attorney Dkt #:15778-00452-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAERTNER, FELIX
Exec Dt:
02/25/2013
2
JACOB, ANDREAS
Exec Dt:
06/22/2013
3
SUNDERMEYER, JOERG
Exec Dt:
06/13/2013
4
KLEIN, STEPHAN
Exec Dt:
06/21/2013
5
WERSHOFEN, STEFAN
Exec Dt:
02/20/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9199924
US20130303740
13816526
Correspondence name and address
CLAUDIA SCHULTZE
P O BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 31
Reel/Frame:030170/0139   Pages: 9
Recorded: 04/08/2013
Attorney Dkt #:BMS121005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TEMME, BODO
Exec Dt:
03/13/2013
2
WERSHOFEN, STEFAN
Exec Dt:
03/13/2013
3
KNAUF, THOMAS
Exec Dt:
03/13/2013
4
ADAMSON, RICHARD
Exec Dt:
03/13/2013
5
PAURA, WOLFGANG
Exec Dt:
03/11/2013
6
FRUHEN, BERND
Exec Dt:
03/13/2013
7
DADD, SUSAN
Exec Dt:
03/05/2013
8
ESSER, RALF
Exec Dt:
03/06/2013
Assignees
1
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
2
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140131275
13677420
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 32
Reel/Frame:030960/0828   Pages: 7
Recorded: 08/07/2013
Attorney Dkt #:BMS089007D
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
06/05/2013
2
KLEIN, STEPHAN
Exec Dt:
06/06/2013
3
LI, HONGCHAO
Exec Dt:
06/13/2013
4
WANG, XINKUI
Exec Dt:
06/08/2013
5
LI, QIFENG
Exec Dt:
06/08/2013
6
KANG, MAOQING
Exec Dt:
06/08/2013
Assignee
1
BAYER MATERIALSCIENCE AG
D-51368 LEVERKUSEN
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130244867
13875358
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 33
Reel/Frame:031328/0549   Pages: 7
Recorded: 10/02/2013
Attorney Dkt #:BMS089007-D
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
06/05/2013
2
KLEIN, STEPHAN
Exec Dt:
06/06/2013
3
LI, HONGCHAO
Exec Dt:
06/13/2013
4
WANG, XINGKUI
Exec Dt:
06/08/2013
5
LI, QIFENG
Exec Dt:
06/08/2013
6
KANG, MAOQING
Exec Dt:
06/08/2013
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130244867
13875358
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 34
Reel/Frame:033609/0202   Pages: 5
Recorded: 08/26/2014
Attorney Dkt #:074023-0539-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUELLER, THOMAS ERNST
Exec Dt:
06/23/2014
2
GUERTLER, CHRISTOPH
Exec Dt:
07/07/2014
3
SCHERER, AXEL
Exec Dt:
08/11/2014
4
WERSHOFEN, STEFAN
Exec Dt:
07/14/2014
5
VOGT, HENNING
Exec Dt:
08/11/2014
6
LEITNER, WALTER
Exec Dt:
06/13/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9279029
US20140249289
14352865
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 35
Reel/Frame:033900/0973   Pages: 8
Recorded: 10/07/2014
Attorney Dkt #:BMS091178
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRUN, RAINER
Exec Dt:
09/08/2014
2
LORENZ, WOLFGANG
Exec Dt:
09/08/2014
3
RAUSCH, ANDREAS KARL
Exec Dt:
09/11/2014
4
WERSHOFEN, STEFAN
Exec Dt:
08/11/2014
5
LODDENKEMPER, TIM
Exec Dt:
09/10/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
40789 MONHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9593075
US20150291512
14385270
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 36
Reel/Frame:034037/0092   Pages: 12
Recorded: 10/23/2014
Attorney Dkt #:BMS091178
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE FIRST ASSIGNOR NAME PREVIOUSLY RECORDED ON REEL 033900 FRAME 0973. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNOR: BRUNS, RAINER.
Assignors
1
BRUNS, RAINER
Exec Dt:
09/08/2014
2
LORENZ, WOLFGANG
Exec Dt:
09/08/2014
3
RAUSCH, ANDREAS KARL
Exec Dt:
09/11/2014
4
WERSHOFEN, STEFAN
Exec Dt:
08/11/2014
5
LODDENKEMPER, TIM
Exec Dt:
09/10/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9593075
US20150291512
14385270
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 37
Reel/Frame:041165/0249   Pages: 5
Recorded: 02/03/2017
Attorney Dkt #:BMS091178C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRUNS, RAINER
Exec Dt:
09/08/2014
2
LORENZ, WOLFGANG
Exec Dt:
09/08/2014
3
RAUSCH, ANDREAS KARL
Exec Dt:
09/11/2014
4
WERSHOFEN, STEFAN
Exec Dt:
09/11/2014
5
LODDENKEMPER, TIM
Exec Dt:
09/10/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9695115
US20160376228
15258530
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 38
Reel/Frame:035214/0507   Pages: 12
Recorded: 03/20/2015
Attorney Dkt #:074023-0603-US-524126
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAUE, JOERG
Exec Dt:
03/06/2015
2
STEFFENS, CHRISTIAN
Exec Dt:
03/10/2015
3
KRAUSE, JENS
Exec Dt:
03/12/2015
4
WERSHOFEN, STEFAN
Exec Dt:
03/11/2015
5
KILIAN, WERNER
Exec Dt:
03/06/2015
6
SEEKAMP, MARC
Exec Dt:
03/09/2015
7
RUHLAND, MATTHIAS
Exec Dt:
03/11/2015
Assignee
1
BAYER MATERIALSCIENCE AG
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9272988
US20150246873
14429866
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 39
Reel/Frame:036993/0176   Pages: 8
Recorded: 11/09/2015
Attorney Dkt #:BMS121147US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
09/23/2015
2
LORENZ, WOLFGANG
Exec Dt:
10/05/2015
3
WERSHOFEN, STEFAN
Exec Dt:
09/23/2015
4
ADAMSON, RICHARD
Exec Dt:
09/23/2015
5
BECKER, KARSTEN
Exec Dt:
09/23/2015
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9309184
US20160068475
14782926
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 40
Reel/Frame:037022/0980   Pages: 8
Recorded: 11/12/2015
Attorney Dkt #:BMS101222US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
09/23/2015
2
LORENZ, WOLFGANG
Exec Dt:
10/05/2015
3
WERSHOFEN, STEFAN
Exec Dt:
09/23/2015
4
ADAMSON, RICHARD
Exec Dt:
09/23/2015
5
BECKER, KARSTEN
Exec Dt:
09/23/2015
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9416094
US20160068473
14783163
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 41
Reel/Frame:037305/0413   Pages: 10
Recorded: 12/16/2015
Attorney Dkt #:BMS121183US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
09/23/2015
2
WERSHOFEN, STEFAN
Exec Dt:
09/23/2015
3
GRUNER, KLAUS-GERD
Exec Dt:
10/05/2015
4
TORRUELLA, ESTEVE OBIS
Exec Dt:
09/25/2015
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9815769
US20160068474
14785498
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 42
Reel/Frame:037871/0286   Pages: 12
Recorded: 03/02/2016
Attorney Dkt #:BMS121181US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DREIER, THORSTEN
Exec Dt:
02/17/2015
2
WERSHOFEN, STEFAN
Exec Dt:
11/27/2015
3
VIDAL, ANTON
Exec Dt:
12/10/2015
4
HAAK, ROBERT
Exec Dt:
12/11/2015
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9988344
US20160194277
14890053
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 43
Reel/Frame:040708/0069   Pages: 3
Recorded: 12/12/2016
Attorney Dkt #:BMS131087US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
11/25/2016
2
WERSHOFEN, STEFAN
Exec Dt:
11/23/2016
3
GRUNER, KLAUS-GERD
Exec Dt:
11/23/2016
4
HARTJES, VOLKER
Exec Dt:
11/23/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10125091
US20170107171
15318102
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 44
Reel/Frame:041100/0639   Pages: 4
Recorded: 12/21/2016
Attorney Dkt #:BMS131148US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
11/23/2016
2
DRINDA, PETER
Exec Dt:
11/25/2016
3
WERSHOFEN, STEFAN
Exec Dt:
11/24/2016
4
GRUNER, KLAUS-GERD
Exec Dt:
12/01/2016
5
HARTJES, VOLKER
Exec Dt:
12/02/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10513487
US20170152210
15320807
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 45
Reel/Frame:040603/0801   Pages: 4
Recorded: 12/08/2016
Attorney Dkt #:BMS131086US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
11/29/2016
2
WERSHOFEN, STEFAN
Exec Dt:
12/01/2016
3
GRUNER, KLAUS-GERD
Exec Dt:
12/01/2016
4
HARTJES, VOLKER
Exec Dt:
12/01/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10125090
US20170114000
15317301
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 46
Reel/Frame:040960/0831   Pages: 4
Recorded: 12/09/2016
Attorney Dkt #:BMS131085US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
11/29/2016
2
WERSHOFEN, STEFAN
Exec Dt:
12/01/2016
3
GRUNER, KLAUS-GERD
Exec Dt:
12/01/2016
4
HARTJES, VOLKER
Exec Dt:
12/01/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10689322
US20170137367
15317482
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 47
Reel/Frame:042122/0698   Pages: 7
Recorded: 04/24/2017
Attorney Dkt #:BMS131156US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARRAS, JÜRGEN
Exec Dt:
01/03/2017
2
WERSHOFEN, STEFAN
Exec Dt:
12/29/2016
3
PÉREZ-RAMÍREZ, JAVIER
Exec Dt:
12/30/2016
4
KELLER, TOBIAS CAESAR
Exec Dt:
01/03/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10239984
US20170158798
15323999
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 48
Reel/Frame:043305/0424   Pages: 4
Recorded: 08/16/2017
Attorney Dkt #:BMS141073US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNTZ, HANS-DETLEF
Exec Dt:
07/03/2017
2
WERSHOFEN, STEFAN
Exec Dt:
06/21/2017
3
FELSKE, ERNST
Exec Dt:
07/05/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10633476
US20180009929
15551369
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 49
Reel/Frame:045349/0352   Pages: 4
Recorded: 03/26/2018
Attorney Dkt #:BMS151038PCTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
03/07/2018
2
MANZEL, DIRK
Exec Dt:
03/12/2018
3
PLATHEN, PETER
Exec Dt:
03/12/2018
4
WERSHOFEN, STEFAN
Exec Dt:
03/12/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10280135
US20180265457
15762227
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 50
Reel/Frame:050841/0064   Pages: 6
Recorded: 10/28/2019
Attorney Dkt #:2016P30114WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
05/20/2019
2
WERSHOFEN, STEFAN
Exec Dt:
05/20/2019
3
GRUNER, KLAUS-GERD
Exec Dt:
05/21/2019
4
HARTJES, VOLKER
Exec Dt:
05/21/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10626078
US20200087244
16470300
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 51
Reel/Frame:050841/0073   Pages: 6
Recorded: 10/28/2019
Attorney Dkt #:2016P30115WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
05/20/2019
2
WERSHOFEN, STEFAN
Exec Dt:
05/20/2019
3
GRUNER, KLAUS-GERD
Exec Dt:
07/08/2019
4
HARTJES, VOLKER
Exec Dt:
07/08/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10640455
US20200115318
16470294
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 52
Reel/Frame:050840/0875   Pages: 4
Recorded: 10/28/2019
Attorney Dkt #:2016P30117WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
05/31/2019
2
WERSHOFEN, STEFAN
Exec Dt:
06/11/2019
3
GRUNER, KLAUS-GERD
Exec Dt:
06/06/2019
4
HARTJES, VOLKER
Exec Dt:
06/06/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10640453
US20200087243
16470288
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 53
Reel/Frame:050848/0396   Pages: 4
Recorded: 10/29/2019
Attorney Dkt #:2016P30116WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
05/31/2019
2
WERSHOFEN, STEFAN
Exec Dt:
06/11/2019
3
GRUNER, KLAUS-GERD
Exec Dt:
06/06/2019
4
HARTJES, VOLKER
Exec Dt:
06/06/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10633327
US20200115319
16470338
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 54
Reel/Frame:051625/0121   Pages: 5
Recorded: 01/27/2020
Attorney Dkt #:2012P30002US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
10/25/2019
2
ADAMSON, RICHARD
Exec Dt:
10/29/2019
3
PIRKL, GEORG
Exec Dt:
10/23/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10759736
US20200123096
16598170
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 55
Reel/Frame:051780/0350   Pages: 8
Recorded: 02/11/2020
Attorney Dkt #:2016P30146WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
10/25/2019
2
DUGAL, MARKUS
Exec Dt:
10/31/2019
3
JAEGER, GERNOT
Exec Dt:
10/30/2019
4
VIDAL FERRAN, ANTON
Exec Dt:
11/07/2019
5
NUÑEZ RICO, JOSE LUIS
Exec Dt:
11/07/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10807084
NONE
16612818
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 56
Reel/Frame:053611/0709   Pages: 42
Recorded: 08/27/2020
Attorney Dkt #:2017P30178WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COZZULA, DANIELA
Exec Dt:
02/01/2020
2
ERNST, ANDREAS
Exec Dt:
08/19/2020
3
LEVEN, MATTHIAS
Exec Dt:
01/28/2020
4
LEITNER, WALTER
Exec Dt:
02/03/2020
5
MUELLER, THOMAS ERNST
Exec Dt:
01/28/2020
6
GUERTLER, CHRISTOPH
Exec Dt:
01/27/2020
7
WERSHOFEN, STEFAN
Exec Dt:
01/29/2020
8
JAEGER, GERNOT
Exec Dt:
01/31/2020
9
BEGGEL, FRANK
Exec Dt:
02/06/2020
10
LANGANKE, JENS
Exec Dt:
02/26/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10858310
US20200361856
16639899
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 57
Reel/Frame:053846/0046   Pages: 11
Recorded: 09/22/2020
Attorney Dkt #:2017P30159WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
08/17/2020
2
PLATHEN, PETER
Exec Dt:
08/18/2020
3
MANZEL, DIRK
Exec Dt:
08/18/2020
4
WERSHOFEN, STEFAN
Exec Dt:
08/17/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10947187
US20200331848
16957188
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 58
Reel/Frame:055747/0226   Pages: 18
Recorded: 03/29/2021
Attorney Dkt #:2017P30184WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
02/25/2021
2
VIDAL-FERRAN, ANTON
Exec Dt:
03/11/2021
3
RICO, JOSE LUIS NUNEZ
Exec Dt:
02/19/2021
4
PEREZ-RAMIREZ, JAVIER
Exec Dt:
02/19/2021
5
PUERTOLAS LACAMBRA, BEGONA
Exec Dt:
09/24/2020
6
AMRUTE, AMOL P.
Exec Dt:
11/20/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11406964
US20210053031
17040572
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 59
Reel/Frame:060742/0525   Pages: 4
Recorded: 08/08/2022
Attorney Dkt #:2018P30260WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WERSHOFEN, STEFAN
Exec Dt:
07/21/2022
2
LIU, ENKE
Exec Dt:
07/22/2022
3
HEILSCHER, ANKE
Exec Dt:
07/22/2022
4
ADAMSON, RICHARD
Exec Dt:
07/22/2022
5
SERRA, RICARDO
Exec Dt:
07/22/2022
6
MICHELE, VOLKER
Exec Dt:
07/22/2022
7
SPRIEWALD, JUERGEN
Exec Dt:
08/07/2022
Assignees
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
2
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230027482
17783367
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 60
Reel/Frame:060694/0616   Pages: 3
Recorded: 08/02/2022
Attorney Dkt #:2022P30057US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMSON, RICHARD
Exec Dt:
08/01/2022
2
WERSHOFEN, STEFAN
Exec Dt:
08/01/2022
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11542223
NONE
17870043
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 61
Reel/Frame:063875/0716   Pages: 4
Recorded: 06/07/2023
Attorney Dkt #:2020P30025WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KARAFILIDIS, CHRISTOS
Exec Dt:
05/02/2023
2
REITHMEIER, MARINA
Exec Dt:
03/20/2023
3
WERSHOFEN, STEFAN
Exec Dt:
03/20/2023
4
SCHEDLER, MICHAEL
Exec Dt:
03/20/2023
5
BAECKER, MICHAEL
Exec Dt:
03/20/2023
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240018097
18256219
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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