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Patent Assignment Assignor Details
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Assignor Name : LEVEN, MATTHIAS
Total Assignments: 8
Assignment: 1
Reel/Frame:049845/0222   Pages: 8
Recorded: 07/24/2019
Attorney Dkt #:2016P30052WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/31/2019
2
MULLER, THOMAS ERNST
Exec Dt:
01/19/2019
3
HOFMANN, JÖRG
Exec Dt:
01/18/2019
4
LANGANKE, JENS
Exec Dt:
01/03/2019
5
LEVEN, MATTHIAS
Exec Dt:
01/21/2019
6
LEITNER, WALTER
Exec Dt:
01/27/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200190261
16323277
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:049845/0204   Pages: 9
Recorded: 07/24/2019
Attorney Dkt #:2015P30072WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/31/2019
2
MARKER, VOLKER
Exec Dt:
01/31/2019
3
MULLER, THOMAS ERNST
Exec Dt:
02/17/2019
4
LEVEN, MATTHIAS
Exec Dt:
02/06/2019
5
BIZZARRI, CLAUDIA
Exec Dt:
02/07/2019
6
LEITNER, WALTER
Exec Dt:
02/11/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200362090
16326475
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 3
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: 4
Reel/Frame:055891/0215   Pages: 3
Recorded: 04/12/2021
Attorney Dkt #:2017P30211WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAMEZ, JOSE
Exec Dt:
10/14/2020
2
LEVEN, MATTHIAS
Exec Dt:
10/16/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210319855
17284559
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 5
Reel/Frame:055891/0230   Pages: 5
Recorded: 04/12/2021
Attorney Dkt #:2018P30129WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVEN, MATTHIAS
Exec Dt:
10/16/2020
2
GAMEZ, JOSE
Exec Dt:
10/22/2020
3
REHM, KUNIBERT
Exec Dt:
01/18/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210343374
17284548
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 6
Reel/Frame:058015/0537   Pages: 3
Recorded: 11/04/2021
Attorney Dkt #:210388PCTUS/2018P30273WOU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANGANKE, JENS, DR.
Exec Dt:
06/22/2021
2
LEVEN, MATTHIAS
Exec Dt:
06/22/2021
3
GUERTLER, CHRISTOPH, DR.
Exec Dt:
06/22/2021
4
RAJU, SURESH, DR.
Exec Dt:
06/24/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220204465
17607737
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 7
Reel/Frame:058324/0024   Pages: 5
Recorded: 12/07/2021
Attorney Dkt #:210400EPUS/2018P30240US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANGANKE, JENS, DR.
Exec Dt:
11/24/2021
2
GUERTLER, CHRISTOPH, DR.
Exec Dt:
11/24/2021
3
LEVEN, MATTHIAS
Exec Dt:
11/24/2021
4
SCHIKOWSKI, DANIEL
Exec Dt:
11/24/2021
5
LEITNER, WALTER, DR.
Exec Dt:
11/30/2021
6
RAJU, SURESH, DR.
Exec Dt:
11/30/2021
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220185833
17540601
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 8
Reel/Frame:063315/0331   Pages: 8
Recorded: 04/13/2023
Attorney Dkt #:2019P30090 US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVEN, MATTHIAS
Exec Dt:
03/28/2022
2
FROEBEL, SASCHA
Exec Dt:
03/28/2022
3
GAMEZ, JOSE
Exec Dt:
03/28/2022
4
MATSUMURA, TOHRU
Exec Dt:
03/30/2022
5
ALBACH, ROLF
Exec Dt:
04/05/2022
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230303757
18112154
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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