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Patent Assignment Assignor Details
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Assignor Name : KUEKER, PETER
Total Assignments: 9
Assignment: 1
Reel/Frame:021618/0001   Pages: 4
Recorded: 10/01/2008
Attorney Dkt #:14069-00214-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK
Exec Dt:
09/16/2008
2
KUEKER, PETER
Exec Dt:
09/17/2008
3
KEMPKES, JUERGEN
Exec Dt:
09/17/2008
4
LORENZ, BIANKA
Exec Dt:
09/17/2008
5
REICHERT, PETER
Exec Dt:
09/17/2008
6
JESKE, WINFRIED
Exec Dt:
09/17/2008
7
COLINAS-MARTINEZ, JOSE
Exec Dt:
09/17/2008
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9040438
US20090053949
12193832
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 2
Reel/Frame:026407/0064   Pages: 4
Recorded: 06/08/2011
Attorney Dkt #:14069-00265-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK, DR.
Exec Dt:
02/02/2011
2
KUEKER, PETER
Exec Dt:
01/19/2011
3
KEMPKES, JUERGEN
Exec Dt:
01/19/2011
4
LORENZ, BIANKA
Exec Dt:
03/18/2011
5
MATNER, MATHIAS, DR.
Exec Dt:
02/02/2011
6
JESKE, WINFRIED
Exec Dt:
01/19/2011
7
COLINAS-MARTINEZ, JOSE
Exec Dt:
02/16/2011
Assignee
1
BAYER MATERIALSCIENCE AG
LAW AND PATENTS
PATENTS AND LICENSING; BUILDING Q 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8658760
US20110237696
13062538
Correspondence name and address
AARON R. ETTELMAN
1007 NORTH ORANGE STREET
CONNOLLY BOVE LODGE & HUTZ LLP
WILMINGTON, DE 19801
Assignment: 3
Reel/Frame:027435/0540   Pages: 6
Recorded: 12/22/2011
Attorney Dkt #:P001 00650
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK
Exec Dt:
10/05/2011
2
KUEKER, PETER
Exec Dt:
10/05/2011
3
KEMPKES, JURGEN
Exec Dt:
10/05/2011
4
LORENZ, BIANKA
Exec Dt:
10/19/2011
5
OBRECHT, WERNER
Exec Dt:
10/11/2011
6
STOBRAWE, ANNIKA
Exec Dt:
10/11/2011
Assignee
1
LANXESS DEUTSCHLAND GMBH
D-51369
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8765842
US20120101216
13256820
Correspondence name and address
LANXESS CORPORATION
111 RIDC PARK WEST DRIVE
LAW & INTELLECTUAL PROPERTY DEPT.
PITTSBURGH, PA 15275-1112
Assignment: 4
Reel/Frame:055544/0516   Pages: 11
Recorded: 03/10/2021
Attorney Dkt #:2018P30096WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAUS, HARALD
Exec Dt:
11/11/2020
2
LIBERATI, ROBERT
Exec Dt:
11/12/2020
3
KUEKER, PETER
Exec Dt:
11/12/2020
4
MELCHIORS, MARTIN
Exec Dt:
11/14/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11198786
US20210317307
17274821
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 5
Reel/Frame:055544/0695   Pages: 11
Recorded: 03/10/2021
Attorney Dkt #:2017P30206WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAUS, HARALD
Exec Dt:
11/11/2020
2
LIBERATI, ROBERT
Exec Dt:
11/12/2020
3
KUEKER, PETER
Exec Dt:
11/12/2020
4
MELCHIORS, MARTIN
Exec Dt:
11/14/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11441058
US20210317351
17274812
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 6
Reel/Frame:058027/0815   Pages: 11
Recorded: 11/05/2021
Attorney Dkt #:2018P30096WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAUS, HARALD
Exec Dt:
11/11/2020
2
LIBERATI, ROBERT
Exec Dt:
11/12/2020
3
KUEKER, PETER
Exec Dt:
11/12/2020
4
MELCHIORS, MARTIN
Exec Dt:
11/14/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220056265
17519661
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 7
Reel/Frame:059113/0955   Pages: 3
Recorded: 02/28/2022
Attorney Dkt #:2019P30213WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAUS, HARALD
Exec Dt:
09/22/2021
2
LIBERATI, ROBERT
Exec Dt:
09/27/2021
3
KUEKER, PETER
Exec Dt:
09/22/2021
4
MELCHIORS, MARTIN
Exec Dt:
09/22/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220306916
17638882
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 8
Reel/Frame:059979/0521   Pages: 5
Recorded: 05/23/2022
Attorney Dkt #:2019P30303WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK
Exec Dt:
01/10/2022
2
ARNDT, WOLFGANG
Exec Dt:
01/10/2022
3
LIBERATI, ROBERT
Exec Dt:
01/10/2022
4
THIEBES, CHRISTOPH
Exec Dt:
01/10/2022
5
KUEKER, PETER
Exec Dt:
01/10/2022
6
KRAUS, HARALD
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
US20220411683
17778884
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 9
Reel/Frame:063430/0448   Pages: 5
Recorded: 04/25/2023
Attorney Dkt #:10139-2301940
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUEKER, PETER
Exec Dt:
01/13/2023
2
THIEBES, CHRISTOPH
Exec Dt:
01/13/2023
3
WIPPERFUERTH, UDO
Exec Dt:
02/18/2023
4
KEMPKES, JUERGEN
Exec Dt:
01/16/2023
5
DIJKSTRA, DIRK
Exec Dt:
01/28/2023
6
MUSCH, RUEDIGER
Exec Dt:
01/18/2023
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240018293
18250388
Correspondence name and address
THE WEBB LAW FIRM, P.C.
ONE GATEWAY CENTER
420 FT. DUQUESNE BLVD., SUITE 1200
PITTSBURGH, PA 15222

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