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Patent Assignment Assignor Details
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Assignor Name : DAHL, VERENA
Total Assignments: 18
Assignment: 1
Reel/Frame:028368/0638   Pages: 6
Recorded: 06/13/2012
Attorney Dkt #:16293-00007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LINDNER, STEFAN
Exec Dt:
04/18/2012
2
FRIEDERICHS, WOLFGANG
Exec Dt:
04/18/2012
3
STREY, REINHARD
Exec Dt:
04/19/2012
4
SOTTMANN, THOMAS
Exec Dt:
04/19/2012
5
KHAZOVA, ELENA
Exec Dt:
04/19/2012
6
KRAMER, LORENZ
Exec Dt:
05/24/2012
7
DAHL, VERENA
Exec Dt:
04/21/2012
8
CHALBI, AGNES
Exec Dt:
04/19/2012
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9139683
US20120245243
13505769
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 2
Reel/Frame:028329/0313   Pages: 7
Recorded: 06/06/2012
Attorney Dkt #:16293-00008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LINDNER, STEFAN
Exec Dt:
05/15/2012
2
FRIEDERICHS, WOLFGANG
Exec Dt:
05/22/2012
3
STREY, REINHARD
Exec Dt:
05/16/2012
4
SOTTMANN, THOMAS
Exec Dt:
05/16/2012
5
KHAZOVA, ELENA
Exec Dt:
05/16/2012
6
KRAMER, LORENZ
Exec Dt:
05/24/2012
7
DAHL, VERENA
Exec Dt:
05/16/2012
8
CHALBI, AGNES
Exec Dt:
05/16/2012
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9023909
US20120238655
13505785
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 3
Reel/Frame:035556/0896   Pages: 7
Recorded: 05/04/2015
Attorney Dkt #:074023-0566-01-US-525681
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LINDNER, STEFAN
Exec Dt:
05/15/2012
2
FRIEDERICHS, WOLFGANG
Exec Dt:
05/22/2012
3
STREY, REINHARD
Exec Dt:
05/16/2012
4
SOTTMANN, THOMAS
Exec Dt:
05/16/2012
5
KHAZOVA, ELENA
Exec Dt:
05/16/2012
6
KRAMER, LORENZ
Exec Dt:
05/24/2012
7
DAHL, VERENA
Exec Dt:
05/16/2012
8
CHALBI, AGNES
Exec Dt:
05/16/2012
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150232629
14703064
Correspondence name and address
DRINKER BIDDLE & REATH LLP
ONE LOGAN SQUARE
SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 4
Reel/Frame:031760/0089   Pages: 12
Recorded: 12/11/2013
Attorney Dkt #:16293-00010-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRIEDERICHS, WOLFGANG
Exec Dt:
04/23/2013
2
LINDNER, STEFAN
Exec Dt:
04/23/2013
3
STREY, REINHARD
Exec Dt:
04/23/2013
4
SCOTTMANN, THOMAS
Exec Dt:
04/23/2013
5
KHAZOVA, ELENA
Exec Dt:
12/05/2013
6
KRAMER, LORENZ
Exec Dt:
06/01/2013
7
DAHL, VERENA
Exec Dt:
06/06/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140011897
13883013
Correspondence name and address
CLAUDIA SCHULTZE
P O BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 5
Reel/Frame:031822/0702   Pages: 20
Recorded: 12/19/2013
Attorney Dkt #:30643
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAHL, VERENA
Exec Dt:
09/17/2013
2
HERRWERTH, SASCHA
Exec Dt:
09/16/2013
3
HARTUNG, CHRISTIAN
Exec Dt:
09/13/2013
4
VENZMER, JOACHIM
Exec Dt:
09/16/2013
5
KUPPERT, DIRK
Exec Dt:
09/23/2013
6
DE GANS, BEREND-JAN
Exec Dt:
09/16/2013
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9138385
US20140134125
14127820
Correspondence name and address
SCULLY SCOTT MURPHY & PRESSER, PC
400 GARDEN CITY PLAZA
SUITE 300
GARDEN CITY, NY 11530
Assignment: 6
Reel/Frame:032346/0640   Pages: 10
Recorded: 03/04/2014
Attorney Dkt #:30506
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHILLING, MARTIN
Exec Dt:
12/04/2013
2
RUETERING, MARIUS
Exec Dt:
01/31/2014
3
DAHL, VERENA
Exec Dt:
12/09/2013
4
CABIROL, FABIEN
Exec Dt:
12/10/2013
Assignee
1
EVONIK INDUSTRIES AG
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9434755
US20140148588
14089168
Correspondence name and address
SCULLY, SCOTT, MURPHY & PRESSER, P.C.
400 GARDEN CITY PLAZA
SUITE 300
GARDEN CITY, NY 11530
Assignment: 7
Reel/Frame:040970/0782   Pages: 14
Recorded: 01/12/2017
Attorney Dkt #:5003073.216US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRIEDRICH, ACHIM
Exec Dt:
12/27/2016
2
MEYER, JUERGEN
Exec Dt:
01/05/2017
3
UNGER, FRANK
Exec Dt:
01/05/2017
4
DAHL, VERENA
Exec Dt:
01/03/2017
5
VON HOF, JAN MARIAN
Exec Dt:
01/03/2017
6
SPRINGER, OLIVER
Exec Dt:
12/27/2016
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170202770
15380137
Correspondence name and address
SMITH MOORE LEATHERWOOD LLP
300 NORTH GREENE STREET, SUITE 1400
GREENSBORO, NC 27401
Assignment: 8
Reel/Frame:043338/0485   Pages: 23
Recorded: 07/26/2017
Attorney Dkt #:5003073.269US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHEUERMANN, RALPH
Exec Dt:
07/07/2017
2
PICKL, MARCEL
Exec Dt:
06/08/2017
3
FERENZ, MICHAEL
Exec Dt:
07/10/2017
4
HENNING WENK, HANS
Exec Dt:
05/19/2017
5
SCHILLING, MARTIN
Exec Dt:
06/06/2017
6
BRANDT, KATHRIN DANIELA
Exec Dt:
05/18/2017
7
DAHL, VERENA
Exec Dt:
05/19/2017
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10544384
US20180016525
15546297
Correspondence name and address
SMITH MOORE LEATHERWOOD LLP
300 NORTH GREENE STREET, SUITE 1400
GREENSBORO, NC 27401
Assignment: 9
Reel/Frame:044986/0877   Pages: 30
Recorded: 01/03/2018
Attorney Dkt #:5003073.273US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, YINGHUA
Exec Dt:
12/18/2017
2
ZHANG, HAIZHOU
Exec Dt:
11/28/2017
3
FRIEDRICH, ACHIM
Exec Dt:
08/09/2017
4
MEYER, JUERGEN
Exec Dt:
09/14/2017
5
DAHL, VERENA
Exec Dt:
08/10/2017
6
CHU, JUAN
Exec Dt:
09/28/2017
7
VON HOF, JAN MARIAN
Exec Dt:
09/11/2017
Assignees
1
EVONIK SPECIALTY CHEMICALS (SHANGHAI) CO., LTD.
NO. 68 LIANHE ROAD
CHEMICAL INDUSTRY PARK
SHANGHAI, CHINA 201507
2
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10292925
US20180036218
15549183
Correspondence name and address
SMITH MOORE LEATHERWOOD LLP
300 NORTH GREENE STREET, SUITE 1400
GREENSBORO, NC 27401
Assignment: 10
Reel/Frame:047937/0086   Pages: 38
Recorded: 12/17/2018
Attorney Dkt #:060042-00273
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LU, XIN
Exec Dt:
06/18/2018
2
NATTLAND, SANDRA
Exec Dt:
06/14/2018
3
VAN LOGCHEM, MONICA DESIREE
Exec Dt:
06/20/2018
4
WENK, HANS HENNING
Exec Dt:
06/13/2018
5
CABIROL, FABIEN
Exec Dt:
10/18/2018
6
DAHL, VERENA
Exec Dt:
06/14/2018
7
SCHEUERMANN, RALPH
Exec Dt:
06/22/2018
8
BRANDT, KATHRIN DANIELA
Exec Dt:
06/14/2018
9
KLEINEN, JOCHEN
Exec Dt:
06/18/2018
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10676495
US20190256542
16075298
Correspondence name and address
NEXSEN PRUET, PLLC
4141 PARKLAKE AVENUE
SUITE 200
RALEIGH, NC 27612
Assignment: 11
Reel/Frame:048207/0361   Pages: 38
Recorded: 02/01/2019
Attorney Dkt #:060042-00274
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LU, XIN
Exec Dt:
06/18/2018
2
NATTLAND, SANDRA
Exec Dt:
06/14/2018
3
VAN LOGCHEM, MONICA DESIREE
Exec Dt:
06/20/2018
4
WENK, HANS HENNING
Exec Dt:
06/13/2018
5
CABIROL, FABIEN
Exec Dt:
10/18/2018
6
DAHL, VERENA
Exec Dt:
06/14/2018
7
SCHEUERMANN, RALPH
Exec Dt:
06/22/2018
8
BRANDT, KATHRIN DANIELA
Exec Dt:
06/14/2018
9
KLEINEN, JOCHEN
Exec Dt:
06/18/2018
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10941173
US20190040095
16074828
Correspondence name and address
NEXSEN PRUET, PLLC
227 W. TRADE STREET
SUITE 1550
CHARLOTTE, NC 28202
Assignment: 12
Reel/Frame:048019/0498   Pages: 23
Recorded: 01/07/2019
Attorney Dkt #:060042-00295
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLOSTERMANN, MICHAEL
Exec Dt:
11/06/2018
2
GLOS, MARTIN
Exec Dt:
10/31/2018
3
VON HOF, JAN MARIAN
Exec Dt:
10/30/2018
4
DAHL, VERENA
Exec Dt:
11/06/2018
5
EILBRACHT, CHRISTIAN
Exec Dt:
10/30/2018
6
SPRINGER, OLIVER
Exec Dt:
10/30/2018
7
WENK, HANS HENNING
Exec Dt:
11/05/2018
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11851583
US20190300728
16315744
Correspondence name and address
NEXSEN PRUET, PLLC
227 W. TRADE STREET
SUITE 1500
CHARLOTTE, NC 28202
Assignment: 13
Reel/Frame:049510/0469   Pages: 20
Recorded: 06/19/2019
Attorney Dkt #:060042-00321
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WENK, HANS HENNING
Exec Dt:
04/12/2019
2
BRANDT, KATHRIN DANIELA
Exec Dt:
04/08/2019
3
SCHILLING, MARTIN
Exec Dt:
04/10/2019
4
DAHL, VERENA
Exec Dt:
04/08/2019
5
KLEINEN, JOCHEN
Exec Dt:
04/09/2019
6
VENZMER, JOACHIM
Exec Dt:
04/08/2019
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11464717
US20190307657
16470411
Correspondence name and address
NEXSEN PRUET PLLC
227 WEST TRADE STREET
SUITE 1550
CHARLOTTE, NC 28202
Assignment: 14
Reel/Frame:055350/0733   Pages: 28
Recorded: 02/22/2021
Attorney Dkt #:7601/20014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAHL, VERENA
Exec Dt:
11/18/2019
2
KLEINEN, JOCHEN
Exec Dt:
11/18/2019
3
HISAMOTO, MIYAKO
Exec Dt:
11/19/2019
4
KING, ERIN
Exec Dt:
11/19/2019
5
HILDEBRAND, JENS
Exec Dt:
01/06/2020
6
KLOSTERMANN, KRISTIN
Exec Dt:
11/28/2019
7
WINTER, IWONA
Exec Dt:
11/18/2019
8
TRAMBITAS, ALEXANDRA
Exec Dt:
02/22/2021
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11485938
US20200283707
16644685
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 15
Reel/Frame:053934/0754   Pages: 14
Recorded: 09/30/2020
Attorney Dkt #:7601/20033
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TRAMBITAS, ALEXANDRA
Exec Dt:
06/03/2020
2
DAHL, VERENA
Exec Dt:
11/19/2019
3
VENZMER, JOACHIM
Exec Dt:
11/18/2019
4
HILDEBRAND, JENS
Exec Dt:
01/06/2020
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11312926
US20200299616
16650344
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 16
Reel/Frame:051659/0731   Pages: 23
Recorded: 01/22/2020
Attorney Dkt #:060042-00347
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLOSTERMANN, MICHAEL
Exec Dt:
11/15/2019
2
VON HOF, JAN MARIAN
Exec Dt:
11/15/2019
3
GLOS, MARTIN
Exec Dt:
11/14/2019
4
EILBRACHT, CHRISTIAN
Exec Dt:
11/15/2019
5
DAHL, VERENA
Exec Dt:
12/02/2019
6
SPRINGER, OLIVER
Exec Dt:
11/15/2019
7
WENK, HANS HENNING
Exec Dt:
11/13/2019
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200207938
16632922
Correspondence name and address
NEXSEN PRUET PLLC
227 WEST TRADE STREET
SUITE 1550
CHARLOTTE, NC 28202
Assignment: 17
Reel/Frame:058166/0750   Pages: 5
Recorded: 11/19/2021
Attorney Dkt #:77830-1272
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLOSTERMANN, MICHAEL
Exec Dt:
11/09/2021
2
FELDMANN, KAI-OLIVER
Exec Dt:
11/17/2021
3
VON HOF, JAN MARIAN
Exec Dt:
11/09/2021
4
DAHL, VERENA
Exec Dt:
11/09/2021
5
JANSEN, MARVIN
Exec Dt:
11/15/2021
6
ARNOLD, SINA
Exec Dt:
11/10/2021
7
LE, YECHEN
Exec Dt:
11/10/2021
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220243057
17612690
Correspondence name and address
TAYLOR ENGLISH DUMA LLP
1600 PARKWOOD CIRCLE
SUITE 200
ATLANTA, GA 30339
Assignment: 18
Reel/Frame:058899/0222   Pages: 5
Recorded: 11/19/2021
Attorney Dkt #:77830-1271
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLOSTERMANN, MICHAEL
Exec Dt:
11/09/2021
2
FELDMANN, KAI-OLIVER
Exec Dt:
11/17/2021
3
VON HOF, JAN MARIAN
Exec Dt:
11/08/2021
4
DAHL, VERENA
Exec Dt:
11/09/2021
5
JANSEN, MARVIN
Exec Dt:
11/15/2021
6
ARNOLD, SINA
Exec Dt:
11/09/2021
7
LE, YECHEN
Exec Dt:
11/09/2021
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220243058
17612663
Correspondence name and address
TAYLOR ENGLISH DUMA LLP
1600 PARKWOOD CIRCLE
SUITE 200
ATLANTA, GA 30339

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