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Patent Assignment Assignor Details
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Assignor Name : HUFEN, RALF
Total Assignments: 36
Assignment: 1
Reel/Frame:007333/0627   Pages: 4
Recorded: 02/06/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARCHEY, RICK L.
Exec Dt:
04/22/1994
2
LUNDY, CHARLES E.
Exec Dt:
04/22/1994
3
MELTZER, AARON D.
Exec Dt:
04/22/1994
4
PIELARTZIK, HARALD
Exec Dt:
04/22/1994
5
FENNHOFF, GERHARD
Exec Dt:
04/12/1994
6
HUFEN, RALF
Exec Dt:
04/12/1994
7
KIRCHER, KLAUS
Exec Dt:
04/12/1994
8
SCHUBERT, RUDIGER
Exec Dt:
04/12/1994
9
WEIDER, RICHARD
Exec Dt:
04/12/1994
Assignees
1
BAYER AKTIENGESELLSCHAFT
PATENTABTEILUNG
D-51368 LEVERKUSEN, GERMANY
2
MILES INC.
MOBAY ROAD
PATENT DEPARTMENT
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5464893
NONE
08216576
Correspondence name and address
MILES INC.
ARON PREIS
PATENT DEPT.
MOBAY ROAD
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:007311/0375   Pages: 2
Recorded: 01/12/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENNHOFF, GERHARD
Exec Dt:
01/03/1995
2
HUFEN, RALF
Exec Dt:
01/03/1995
3
KIRCHER, KLAUS
Exec Dt:
01/03/1995
4
EBERT, WOLFGANG
Exec Dt:
01/03/1995
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
PATENTE KONZERN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5612398
NONE
08371993
Correspondence name and address
WILLIAM E. MCSHANE
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 3
Reel/Frame:007955/0481   Pages: 2
Recorded: 03/07/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EBERT, WOLFGANG
Exec Dt:
01/16/1995
2
HUFEN, RALF
Exec Dt:
01/15/1996
3
SCHUBART, RUDIGER
Exec Dt:
02/07/1996
4
FENNHOFF, GERHARD
Exec Dt:
01/19/1996
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP PATENTE KONZERN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5773491
NONE
08612110
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.0. BOX 2207
WILMINGTON, DE 19899
Assignment: 4
Reel/Frame:007987/0625   Pages: 2
Recorded: 04/26/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EBERT, WOFGANG
Exec Dt:
03/21/1996
2
HUFEN, RALF
Exec Dt:
03/21/1996
3
SCHUBART, RUDIGER
Exec Dt:
03/11/1996
4
FENNHOFF, GERHARD
Exec Dt:
03/25/1996
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5684062
NONE
08639182
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DELAWARE 19899
Assignment: 5
Reel/Frame:008301/0574   Pages: 2
Recorded: 11/04/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EBERT, WOLFGANG
Exec Dt:
08/27/1996
2
HUFEN, RALF
Exec Dt:
08/27/1996
3
PANTKE, HEIDEMARIE
Exec Dt:
08/28/1996
4
BERG, KLAUS
Exec Dt:
08/28/1996
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5852070
NONE
08742292
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DELAWARE 19899
Assignment: 6
Reel/Frame:010546/0096   Pages: 2
Recorded: 12/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EBERT, WOLFGANG
Exec Dt:
10/19/1999
2
HUFEN, RALF
Exec Dt:
10/19/1999
3
HAESE, WILFRIED
Exec Dt:
10/18/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6350798
NONE
09445624
Correspondence name and address
BAYER CORPORATION
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15105
Assignment: 7
Reel/Frame:013170/0081   Pages: 5
Recorded: 03/05/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HORN, KLAUS
Exec Dt:
01/31/2002
2
KUEHLING, STEFFEN
Exec Dt:
01/21/2002
3
HUFEN, RALF
Exec Dt:
01/31/2002
4
LANZE, ROLF
Exec Dt:
02/04/2002
5
PREIN, MICHAEL
Exec Dt:
02/11/2002
6
NEUMANN, RAINER
Exec Dt:
01/28/2002
7
HEYDENREICH, FRIEDER
Exec Dt:
02/14/2002
8
KAUTH, HERMANN
Exec Dt:
01/29/2002
9
VAN OSSALAER, TONY
Exec Dt:
01/24/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6682794
NONE
10070205
Correspondence name and address
BAYER CORPORATION
ARON PREIS
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:012830/0430   Pages: 2
Recorded: 04/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HORN, KLAUS
Exec Dt:
02/06/2002
2
HUFEN, RALF
Exec Dt:
02/26/2002
3
ALEWELT, WOLFGANG
Exec Dt:
02/27/2002
4
GEBAUER, PETER
Exec Dt:
03/15/2002
5
BRUYNSEELS, FRANKY
Exec Dt:
03/15/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
LEVERKUSEN, GERMANY D-513
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6613869
NONE
10070792
Correspondence name and address
BAYER CORPORATION
PATENT DEPARTMENT
ARON PREIS
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:014157/0022   Pages: 2
Recorded: 06/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HORN, KLAUS
Exec Dt:
04/29/2003
2
HUFEN, RALF
Exec Dt:
04/30/2003
3
KRIETER, MARKUS
Exec Dt:
04/25/2003
4
DIJKSTRA, DIRK-JACQUES
Exec Dt:
05/07/2003
5
HEPPERLE, JENS
Exec Dt:
05/08/2003
6
MUNSTEDT, HELMUT
Exec Dt:
05/19/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030209553
10395559
Correspondence name and address
BAYER POLYMERS LLC
ARON PREIS
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:014158/0600   Pages: 2
Recorded: 06/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HORN, KLAUS
Exec Dt:
04/29/2003
2
HUFEN, RALF
Exec Dt:
04/30/2003
3
KRIETER, MARKUS
Exec Dt:
04/25/2003
4
DIJKSTRA, DIRK-JACQUES
Exec Dt:
05/07/2003
5
HEPPERLE, JENS
Exec Dt:
05/08/2003
6
MUNSTEDT, HELMUT
Exec Dt:
05/17/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6713594
US20030181628
10395556
Correspondence name and address
BAYER POLYMERS LLC
ARON PREIS
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 11
Reel/Frame:017925/0189   Pages: 6
Recorded: 05/24/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEUER, HELMUT-WERNER
Exec Dt:
12/05/2005
2
WEHRMANN, ROLF
Exec Dt:
12/05/2005
3
BRAUN, SYLVIA
Exec Dt:
12/12/2005
4
ROELOFS, MARCO
Exec Dt:
12/05/2005
5
ANDERS, SIEGRIED
Exec Dt:
12/24/2005
6
RUDIGER, CLAUS
Exec Dt:
01/03/2006
7
NISING, WOLFGANG
Exec Dt:
01/06/2006
8
ROHNER, JURGEN
Exec Dt:
12/07/2005
9
GORNY, RUDIGER
Exec Dt:
12/07/2005
10
HUFEN, RALF
Exec Dt:
05/18/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7691477
US20060251900
11245406
Correspondence name and address
ARON PREIS, BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 12
Reel/Frame:022743/0595   Pages: 2
Recorded: 05/28/2009
Attorney Dkt #:2901664-026000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOULINIE, PIERRE
Exec Dt:
04/27/2009
2
HUFEN, RALF
Exec Dt:
05/12/2009
3
KONRAD, STEPHAN, DR.
Exec Dt:
05/12/2009
4
WITTMANN, DIETER, DR.
Exec Dt:
05/14/2009
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7893135
US20090247673
12408050
Correspondence name and address
SUSAN MCBEE - BAKER DONELSON
555 11TH STREET NW, SIXTH FLOOR
WASHINGTON, DC 20004
Assignment: 13
Reel/Frame:029795/0759   Pages: 3
Recorded: 02/12/2013
Attorney Dkt #:2923343-021000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
01/21/2013
2
SEIDEL, ANDREAS
Exec Dt:
01/21/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9290654
US20130196130
13730646
Correspondence name and address
BAKER DONELSON BEARMAN CALDWELL & BERK
920 MASSACHUSSETTS AVENUE NW
SUITE 900
WASHINGTON, DC 20001
Assignment: 14
Reel/Frame:038945/0361   Pages: 4
Recorded: 06/17/2016
Attorney Dkt #:2901664-107000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
04/04/2016
2
ECKEL, THOMAS
Exec Dt:
04/04/2016
3
HOBEIKA, SVEN
Exec Dt:
04/04/2016
4
KUHLMANN, TIMO
Exec Dt:
04/05/2016
5
SCHERER, JOHANNES
Exec Dt:
05/02/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160251513
15027019
Correspondence name and address
MCBEE MOORE WOODWARD VANIK IP, PLLC
10 NORTH JEFFERSON ST.
SUITE 100
FREDERICK, MD 21701
Assignment: 15
Reel/Frame:039163/0149   Pages: 4
Recorded: 07/15/2016
Attorney Dkt #:2901664-109000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
04/04/2016
2
ECKEL, THOMAS
Exec Dt:
04/04/2016
3
HOBEIKA, SVEN
Exec Dt:
04/04/2016
4
KUHLMANN, TIMO
Exec Dt:
04/05/2016
5
HELMIG, JAN
Exec Dt:
04/05/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10138370
US20160244609
15027180
Correspondence name and address
MCBEE MOORE WOODWARD VANIK IP, PLLC
10 NORTH JEFFERSON ST.
SUITE 100
FREDERICK, MD 21701
Assignment: 16
Reel/Frame:039865/0443   Pages: 4
Recorded: 09/27/2016
Attorney Dkt #:160423PCTUS/BMS131126PCTU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
04/04/2016
2
ECKEL, THOMAS, DR.
Exec Dt:
04/04/2016
3
HOBEIKA, SVEN, DR.
Exec Dt:
04/04/2016
4
KUHLMANN, TIMO
Exec Dt:
04/05/2016
5
ROLF, PETER
Exec Dt:
04/05/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160244608
15027152
Correspondence name and address
K&L GATES LLP - WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 17
Reel/Frame:046564/0676   Pages: 4
Recorded: 08/06/2018
Attorney Dkt #:160423PCTUSDIV/131126PCTU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
04/04/2016
2
ECKEL, THOMAS, DR.
Exec Dt:
04/04/2016
3
HOBEIKA, SVEN, DR.
Exec Dt:
04/04/2016
4
KUHLMANN, TIMO
Exec Dt:
04/05/2016
5
ROLF, PETER
Exec Dt:
04/05/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180312690
16027880
Correspondence name and address
K&L GATES LLP - ROBERT J. SOVESKY
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 18
Reel/Frame:048198/0949   Pages: 4
Recorded: 01/31/2019
Attorney Dkt #:160353PCTUSDIV/BMS131125P
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
04/04/2016
2
ECKEL, THOMAS, DR.
Exec Dt:
04/04/2016
3
HOBEIKA, SVEN, DR.
Exec Dt:
04/04/2016
4
KUHLMANN, TIMO
Exec Dt:
04/05/2016
5
SCHERER, JOHANNES, DR.
Exec Dt:
05/02/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10934429
US20190153218
16259638
Correspondence name and address
ROBERT J. SOVESKY
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 19
Reel/Frame:044387/0353   Pages: 5
Recorded: 12/13/2017
Attorney Dkt #:074023-0760-US-571938
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JUNG, MATHIEU
Exec Dt:
11/17/2017
2
HUFEN, RALF
Exec Dt:
11/20/2017
3
ECKEL, THOMAS
Exec Dt:
11/20/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10501624
US20190077953
15736136
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 20
Reel/Frame:049379/0598   Pages: 3
Recorded: 06/05/2019
Attorney Dkt #:074023-0779-US-575547
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS
Exec Dt:
03/15/2018
2
HUFEN, RALF
Exec Dt:
03/15/2018
3
THIEM, HANS-JUERGEN
Exec Dt:
03/26/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10899909
US20190338104
15765094
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 21
Reel/Frame:046268/0439   Pages: 10
Recorded: 07/05/2018
Attorney Dkt #:074023-0781-US-576670
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS
Exec Dt:
04/24/2018
2
HUFEN, RALF
Exec Dt:
06/13/2018
3
THIEM, HANS-JUERGEN
Exec Dt:
04/24/2018
4
SIMON, JOACHIM
Exec Dt:
04/25/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10844182
US20190382541
15769799
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 22
Reel/Frame:046907/0057   Pages: 6
Recorded: 09/19/2018
Attorney Dkt #:160518PCTUS/BMS131057PCTU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JUNG, MATHIEU, DR.
Exec Dt:
08/13/2018
2
HUFEN, RALF
Exec Dt:
08/13/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10113063
US20170073516
15310422
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 23
Reel/Frame:049518/0741   Pages: 6
Recorded: 06/19/2019
Attorney Dkt #:190271PCTUS/COV161039PCTU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS, DR.
Exec Dt:
05/15/2019
2
HOBEIKA, SVEN, DR.
Exec Dt:
05/15/2019
3
HUFEN, RALF
Exec Dt:
05/15/2019
4
ECKEL, THOMAS, DR.
Exec Dt:
05/19/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11111380
US20200308397
16469462
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 24
Reel/Frame:050103/0986   Pages: 6
Recorded: 08/20/2019
Attorney Dkt #:074023-0872-US-590921
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS
Exec Dt:
05/17/2019
2
HOBEIKA, SVEN
Exec Dt:
05/20/2019
3
HUFEN, RALF
Exec Dt:
05/17/2019
4
ECKEL, THOMAS
Exec Dt:
07/25/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210332234
16474329
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 25
Reel/Frame:050114/0597   Pages: 6
Recorded: 08/21/2019
Attorney Dkt #:074023-0873-US-590954
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS
Exec Dt:
05/17/2019
2
HOBEIKA, SVEN
Exec Dt:
05/20/2019
3
HUFEN, RALF
Exec Dt:
05/17/2019
4
ECKEL, THOMAS
Exec Dt:
07/08/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11104797
US20190345328
16474375
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 26
Reel/Frame:052099/0595   Pages: 11
Recorded: 03/12/2020
Attorney Dkt #:200025PCTUS/2016P30160WOU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ECKEL, THOMAS, DR.
Exec Dt:
01/14/2020
2
HOBEIKA, SVEN, DR.
Exec Dt:
11/18/2019
3
HUFEN, RALF
Exec Dt:
11/21/2019
4
SEIDEL, ANDREAS, DR.
Exec Dt:
11/18/2019
5
THUERMER, BURKHARD
Exec Dt:
12/23/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210047512
16645305
Correspondence name and address
WILLIAM E. KUSS
210 SIXTH AVENUE
K&L GATES CENTER
PITTSBURGH, PA 15222-2613
Assignment: 27
Reel/Frame:052380/0964   Pages: 7
Recorded: 04/13/2020
Attorney Dkt #:2016P30161WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ECKEL, THOMAS
Exec Dt:
01/14/2020
2
HOBEIKA, SVEN
Exec Dt:
11/18/2019
3
HUFEN, RALF
Exec Dt:
11/21/2019
4
SEIDEL, ANDREAS
Exec Dt:
11/18/2019
5
THUERMER, BURKHARD
Exec Dt:
12/23/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200270451
16755753
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 28
Reel/Frame:055470/0594   Pages: 10
Recorded: 03/02/2021
Attorney Dkt #:074023-0946-US-606072
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANDNER, DERK ERICH
Exec Dt:
08/22/2020
2
MOULINIE, PIERRE
Exec Dt:
02/01/2021
3
HUFEN, RALF
Exec Dt:
08/27/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11680164
US20210179845
17048571
Correspondence name and address
FAEGRE DRINKER BIDDLE REATH LLP
222 DELAWARE AVE SUITE 1410
WILMINGTON, DE 19801-1621
Assignment: 29
Reel/Frame:057177/0496   Pages: 10
Recorded: 08/11/2021
Attorney Dkt #:074023-0946-US-606072
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANDNER, DERK ERICH, DR.
Exec Dt:
08/27/2020
2
HUFEN, RALF
Exec Dt:
08/27/2020
3
MOULINIE, PIERRE
Exec Dt:
02/01/2021
Assignees
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEV, GERMANY 51373
2
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11680164
US20210179845
17048571
Correspondence name and address
CLAUDIA SCHULTZE
FAEGRE DRINKER BIDDLE & REATH LLP
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 30
Reel/Frame:054104/0094   Pages: 10
Recorded: 10/16/2020
Attorney Dkt #:074023-0945-US-606073
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANDNER, DERK ERICH
Exec Dt:
09/14/2020
2
MOULINIE, PIERRE
Exec Dt:
09/24/2020
3
HUFEN, RALF
Exec Dt:
09/14/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210139697
17048574
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996
Assignment: 31
Reel/Frame:055095/0104   Pages: 3
Recorded: 02/01/2021
Attorney Dkt #:2018P30094WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
10/06/2020
2
FELDERMANN, ACHIM
Exec Dt:
09/16/2020
3
NOLTE, MARIUS
Exec Dt:
09/28/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210317263
17264952
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 32
Reel/Frame:058251/0962   Pages: 3
Recorded: 12/01/2021
Attorney Dkt #:2019P30055WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NOLTE, MARIUS
Exec Dt:
06/18/2021
2
HUFEN, RALF
Exec Dt:
06/21/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220315755
17615607
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 33
Reel/Frame:059868/0078   Pages: 3
Recorded: 05/09/2022
Attorney Dkt #:2019P30052WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
11/23/2021
2
NOLTE, MARIUS
Exec Dt:
11/22/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230020300
17775349
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 34
Reel/Frame:059666/0174   Pages: 12
Recorded: 04/21/2022
Attorney Dkt #:074023-US-000037
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHIRWITZ, CHRISTOPHER
Exec Dt:
12/01/2021
2
KNAUPP, MATTHIAS
Exec Dt:
12/01/2021
3
NOLTE, MARIUS
Exec Dt:
12/01/2021
4
HUFEN, RALF
Exec Dt:
12/01/2021
5
HINZMANN, DIRK
Exec Dt:
12/01/2021
6
SIEGEMUND, SVEN
Exec Dt:
12/10/2021
7
KLIPPERT, UWE
Exec Dt:
11/29/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220371309
17770788
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 35
Reel/Frame:060912/0725   Pages: 4
Recorded: 08/26/2022
Attorney Dkt #: 074023-0871-US-590922
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDEL, ANDREAS
Exec Dt:
08/23/2022
2
HOBEIKA, SVEN
Exec Dt:
08/23/2022
3
HUFEN, RALF
Exec Dt:
08/23/2022
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11559951
US20190352500
16474199
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 36
Reel/Frame:064372/0016   Pages: 3
Recorded: 07/25/2023
Attorney Dkt #:2018P30292WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUFEN, RALF
Exec Dt:
01/12/2023
2
HOBEIKA, SVEN
Exec Dt:
01/12/2023
3
NOLTE, MARIUS
Exec Dt:
01/12/2023
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240052158
18262754
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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