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Patent Assignment Assignor Details
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Assignor Name : ERKELENZ, MICHAEL
Total Assignments: 28
Assignment: 1
Reel/Frame:012811/0353   Pages: 2
Recorded: 04/12/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOEBLER, MARTIN
Exec Dt:
03/25/2002
2
KOEHLER, WALTER
Exec Dt:
03/22/2002
3
ERKELENZ, MICHAEL
Exec Dt:
03/25/2002
4
SEIDEL, ANDREAS
Exec Dt:
03/25/2002
5
OBERMANN, HUGO
Exec Dt:
02/04/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020177643
10121572
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9841
Assignment: 2
Reel/Frame:013125/0939   Pages: 2
Recorded: 07/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRATSCHMER, SILKE
Exec Dt:
06/19/2002
2
HORN, KLAUS
Exec Dt:
06/19/2002
3
ERKELENZ, MICHAEL
Exec Dt:
06/19/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6740714
US20030040586
10196874
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:013290/0376   Pages: 4
Recorded: 09/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, JAMES Y.J.
Exec Dt:
08/05/2002
2
PAUL, WINFRIED G.
Exec Dt:
08/05/2002
3
ERKELENZ, MICHAEL
Exec Dt:
08/16/2002
4
MOETHRATH, MELANIE
Exec Dt:
08/16/2002
5
HORN, KLAUS
Exec Dt:
08/16/2002
Assignees
1
BAYER CORPORATION
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PENNSYLVANIA 15205-9741
2
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6730748
US20040010097
10191583
Correspondence name and address
BAYER CORPORATION
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:015431/0274   Pages: 2
Recorded: 06/08/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOETHRATH, MELANIE
Exec Dt:
03/25/2004
2
ERKELENZ, MICHAEL
Exec Dt:
03/26/2004
3
HORN, KLAUS
Exec Dt:
03/31/2004
Assignee
1
BAYER MATERIALSCIENCE AG
PATENT UND LIZENZEN
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040186233
10792494
Correspondence name and address
BAYER POLYMERS LLC
ARON PREIS
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:015556/0989   Pages: 2
Recorded: 07/14/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEUER, HELMUT-WERNER
Exec Dt:
05/10/2004
2
WEHRMANN, ROLF
Exec Dt:
05/10/2004
3
ERKELENZ, MICHAEL
Exec Dt:
05/10/2004
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTE UND LIZENZEN
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6894142
US20040220374
10815590
Correspondence name and address
BAYER MATERIALSCIENCE LLC
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:016529/0425   Pages: 3
Recorded: 04/28/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEUER, HELMUT-WERNER
Exec Dt:
03/29/2005
2
WEHRMANN, ROLF
Exec Dt:
04/05/2005
3
ERKELENZ, MICHAEL
Exec Dt:
04/05/2005
4
MEYER, ALEXANDER
Exec Dt:
04/01/2005
5
MOTHRATH, MELANIE
Exec Dt:
04/15/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7425358
US20050250915
11116567
Correspondence name and address
ARON PREIS, BAYER MATERIALSCIENCE LLC
DONNA VEATCH
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:017180/0591   Pages: 3
Recorded: 11/01/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEUER, HELMUT-WERNER
Exec Dt:
09/21/2005
2
WEHRMANN, ROLF
Exec Dt:
09/21/2005
3
BLASCHKE, ULRICH
Exec Dt:
10/04/2005
4
ERKELENZ, MICHAEL
Exec Dt:
09/21/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7345133
US20060094855
11263678
Correspondence name and address
ARON PRESIS, BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:021921/0616   Pages: 2
Recorded: 12/03/2008
Attorney Dkt #:2901664
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS
Exec Dt:
10/06/2008
2
ERKELENZ, MICHAEL
Exec Dt:
10/13/2008
3
WENZ, ECKHARD
Exec Dt:
10/08/2008
Assignee
1
BAYER MATERIAL SCIENCE AG
LAW, PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090082516
12191399
Correspondence name and address
BAKER DONELSON
555 11TH STREET NW
SIXTH FLOOR
WASHINGTON D.C., DC 20004
Assignment: 9
Reel/Frame:023926/0817   Pages: 2
Recorded: 02/11/2010
Attorney Dkt #:100717-787 WCG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEHRMANN, ROLF, DR.
Exec Dt:
11/20/2009
2
ERKELENZ, MICHAEL
Exec Dt:
11/20/2009
3
DERN, GESA, DR.
Exec Dt:
11/20/2009
4
KRAUTER, BERIT, DR.
Exec Dt:
11/25/2009
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110269896
12673124
Correspondence name and address
GERSTENZANG, WILLIAM C. NORRIS MCLAUGHLI
875 THIRD AVE, 8TH FLOOR
NEW YORK, NY 10022
Assignment: 10
Reel/Frame:025639/0100   Pages: 3
Recorded: 01/14/2011
Attorney Dkt #:15778-00334
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEYER, ALEXANDER
Exec Dt:
01/03/2011
2
WEHRMANN, ROLF
Exec Dt:
01/03/2011
3
BOUMANS, ANKE
Exec Dt:
01/05/2011
4
ERKELENZ, MICHAEL
Exec Dt:
01/03/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY D51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8399547
US20110144250
12966094
Correspondence name and address
MATTHEW W. HAMMERSLEY
1007 N. ORANGE STREET
WILMINGTON, DE 19801
Assignment: 11
Reel/Frame:025852/0880   Pages: 2
Recorded: 02/28/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEYER, ALEXANDER
Exec Dt:
01/28/2011
2
ERKELENZ, MICHAEL
Exec Dt:
01/31/2011
3
OSER, RAFAEL
Exec Dt:
01/28/2011
4
KARBACH, ALEXANDER
Exec Dt:
01/28/2011
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS &LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110143126
12965198
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:026527/0106   Pages: 3
Recorded: 06/30/2011
Attorney Dkt #:15778-00372
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAIER-RICHTER, ANDREA
Exec Dt:
05/26/2011
2
WEHRMANN, ROLF
Exec Dt:
04/11/2011
3
ERKELENZ, MICHAEL
Exec Dt:
04/11/2011
4
BOUMANS, ANKE
Exec Dt:
04/11/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110278614
13062355
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 13
Reel/Frame:033393/0300   Pages: 4
Recorded: 07/25/2014
Attorney Dkt #:074023-0538-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERKELENZ, MICHAEL
Exec Dt:
05/20/2014
2
WEHRMANN, ROLF
Exec Dt:
05/23/2014
3
BOUMANS, ANKE
Exec Dt:
05/20/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9651712
US20140252282
14352712
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 14
Reel/Frame:034015/0977   Pages: 3
Recorded: 10/23/2014
Attorney Dkt #:074023-0548-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERKELENZ, MICHAEL
Exec Dt:
05/27/2014
2
FRANSSEN, HANS
Exec Dt:
05/28/2014
3
HEUER, HELMUT WERNER
Exec Dt:
05/28/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150011689
14361011
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 15
Reel/Frame:036880/0863   Pages: 3
Recorded: 10/26/2015
Attorney Dkt #:074023-0548-01-US-534153
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERKELENZ, MICHAEL
Exec Dt:
05/27/2014
2
FRANSSEN, HANS
Exec Dt:
05/28/2014
3
HEUER, HELMUT WERNER
Exec Dt:
05/28/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
CREATIVE CAMPUS MONHEIM
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160040010
14922513
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 16
Reel/Frame:033043/0961   Pages: 3
Recorded: 06/06/2014
Attorney Dkt #:2901664-018001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS
Exec Dt:
06/02/2014
2
ERKELENZ, MICHAEL
Exec Dt:
06/03/2014
3
WENZ, ECKHARD
Exec Dt:
06/03/2014
Assignee
1
BAYER MATERIALSCIENCE AG
LAW, PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8779033
US20130253092
13875696
Correspondence name and address
MILES & STOCKBRIDGE P.C.
1667 K. STREET, NW
SUITE 800
WASHINGTON, DC 20006
Assignment: 17
Reel/Frame:035369/0216   Pages: 3
Recorded: 04/09/2015
Attorney Dkt #:074023-0537-US-512686
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERKELENZ, MICHAEL
Exec Dt:
03/17/2015
2
FRANSSEN, HANS
Exec Dt:
03/24/2015
3
HEUER, HELMUT WERNER
Exec Dt:
03/27/2015
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9296893
US20140329948
14359614
Correspondence name and address
DRINKER BIDDLE & REATH LLP
ONE LOGAN SQUARE
SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 18
Reel/Frame:036653/0891   Pages: 8
Recorded: 09/25/2015
Attorney Dkt #:074023-0622-US-529210
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUHLMANN, TIMO
Exec Dt:
08/26/2015
2
ERKELENZ, MICHAEL
Exec Dt:
08/25/2015
3
BRAL, EMMANUEL
Exec Dt:
08/27/2015
Assignee
1
BAYER MATERIALSCIENCE AG
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9713915
US20150375485
14761379
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 19
Reel/Frame:038795/0308   Pages: 8
Recorded: 06/03/2016
Attorney Dkt #:074023-0681-US-542527
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERKELENZ, MICHAEL
Exec Dt:
05/23/2016
2
KUHLMANN, TIMO
Exec Dt:
06/01/2016
3
WANG, LEITH
Exec Dt:
05/23/2016
4
REN, YU
Exec Dt:
05/26/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160280910
15036499
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 20
Reel/Frame:042571/0977   Pages: 3
Recorded: 06/02/2017
Attorney Dkt #:074023-0742-US-563599
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEHRMANN, ROLF
Exec Dt:
05/12/2017
2
HEUER, HELMUT WERNER
Exec Dt:
05/12/2017
3
BOUMANS, ANKE
Exec Dt:
05/12/2017
4
ERKELENZ, MICHAEL
Exec Dt:
05/12/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10189941
US20170355816
15532571
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 21
Reel/Frame:043421/0457   Pages: 6
Recorded: 08/28/2017
Attorney Dkt #:074023-0738-US-563426
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEUER, HELMUT WERNER
Exec Dt:
05/23/2017
2
WEHRMANN, ROLF
Exec Dt:
05/24/2017
3
BOUMANS, ANKE
Exec Dt:
05/24/2017
4
ERKELENZ, MICHAEL
Exec Dt:
05/29/2017
5
FRANSSEN, HANS
Exec Dt:
06/23/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170362430
15532193
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 22
Reel/Frame:043028/0854   Pages: 6
Recorded: 07/18/2017
Attorney Dkt #:074023-0748-US-565421
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEYER, ALEXANDER
Exec Dt:
06/20/2017
2
HORN, KLAUS
Exec Dt:
06/20/2017
3
KUHLMANN, TIMO
Exec Dt:
06/20/2017
4
ERKELENZ, MICHAEL
Exec Dt:
07/02/2017
5
LIESENFELDER, ULRICH
Exec Dt:
06/20/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10717871
US20170369707
15544277
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 23
Reel/Frame:044702/0574   Pages: 6
Recorded: 01/23/2018
Attorney Dkt #:074023-0772-US-572575
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEUER, HELMUT WERNER
Exec Dt:
12/19/2017
2
WEHRMANN, ROLF
Exec Dt:
12/19/2017
3
BOUMANS, ANKE
Exec Dt:
12/19/2017
4
ERKELENZ, MICHAEL
Exec Dt:
12/19/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10472516
US20180201780
15742631
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 24
Reel/Frame:048391/0237   Pages: 4
Recorded: 02/21/2019
Attorney Dkt #:074023-0835-586751
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHIRWITZ, CHRISTOPHER
Exec Dt:
02/11/2019
2
ERKELENZ, MICHAEL
Exec Dt:
02/12/2019
3
SAEMISCH, BIRTE
Exec Dt:
02/18/2019
4
MEYER, ALEXANDER
Exec Dt:
02/12/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11795323
US20220162442
16326950
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 25
Reel/Frame:053019/0542   Pages: 22
Recorded: 06/23/2020
Attorney Dkt #:074023-0917-00-US-601894
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHIRWITZ, CHRISTOPHER
Exec Dt:
01/13/2020
2
ERKELENZ, MICHAEL
Exec Dt:
01/13/2020
3
SÄMISCH, BIRTE
Exec Dt:
01/14/2020
4
PROTTE, RAINER
Exec Dt:
01/14/2020
5
DÖBLER, MARTIN
Exec Dt:
01/13/2020
6
WENZ, ECKHARD
Exec Dt:
01/13/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220135755
16956532
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996
Assignment: 26
Reel/Frame:055268/0434   Pages: 14
Recorded: 02/16/2021
Attorney Dkt #:210005PCTUS/2017P30207WOU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERKELENZ, MICHAEL
Exec Dt:
11/11/2020
2
RUDOLF, REINER, DR.
Exec Dt:
11/12/2020
3
THIEM, HANS-JUERGEN, DR.
Exec Dt:
11/09/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210316491
17268560
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 27
Reel/Frame:059812/0337   Pages: 6
Recorded: 05/04/2022
Attorney Dkt #:220198PCTUS/2018P30291WOU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERKELENZ, MICHAEL
Exec Dt:
01/11/2022
2
RUDOLF, REINER, DR.
Exec Dt:
01/11/2022
3
THIEM, HANS-JUERGEN, DR.
Exec Dt:
01/10/2022
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220380596
17774036
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 28
Reel/Frame:059840/0847   Pages: 6
Recorded: 05/06/2022
Attorney Dkt #:220199PCTUS/2019P30301WOU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUDOLF, REINER, DR.
Exec Dt:
01/11/2022
2
ERKELENZ, MICHAEL
Exec Dt:
01/13/2022
3
THIEM, HANS-JUERGEN, DR.
Exec Dt:
01/10/2022
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220396675
17774293
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613

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