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Patent Assignment Assignor Details
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Assignor Name : LEONHARD, CHRISTOPH
Total Assignments: 16
Assignment: 1
Reel/Frame:024880/0271   Pages: 2
Recorded: 08/24/2010
Attorney Dkt #:DUO01-001-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEONHARD, CHRISTOPH
Exec Dt:
08/21/2010
Assignee
1
DUODESK LLC
557 FRANKLIN AVE
RIVER FOREST, ILLINOIS 60305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8485945
US20110082014
12797577
Correspondence name and address
EVAN LAW GROUP LLC
600 W JACKSON BLVD
SUITE 625
CHICAGO, IL 60661
Assignment: 2
Reel/Frame:038778/0218   Pages: 6
Recorded: 06/02/2016
Attorney Dkt #:074025-0487-US-543173
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAN, JUNYOU
Exec Dt:
04/14/2016
2
LUDEMANN, AURÉLIE
Exec Dt:
04/22/2016
3
LEONHARD, CHRISTOPH
Exec Dt:
04/22/2016
4
MAY, PHILIP EDWARD
Exec Dt:
04/22/2016
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160301003
15101066
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 3
Reel/Frame:043851/0639   Pages: 7
Recorded: 10/12/2017
Attorney Dkt #:074025-0537-US-568547
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAEELLE
Exec Dt:
07/05/2017
2
LEONHARD, CHRISTOPH
Exec Dt:
06/30/2017
3
TSENG, HSIN-RONG
Exec Dt:
07/05/2017
4
MARTYNOVA, IRINA
Exec Dt:
06/30/2017
5
LUDEMANN, AURELIE
Exec Dt:
07/03/2017
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10651382
US20180090683
15563160
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
SUITE 1400
WILMINGTON, DE 19801-1621
Assignment: 4
Reel/Frame:044341/0622   Pages: 7
Recorded: 12/08/2017
Attorney Dkt #:074025-0542-571784
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAELLE
Exec Dt:
10/13/2017
2
LEONHARD, CHRISTOPH
Exec Dt:
10/23/2017
3
TSENG, HSIN-RONG
Exec Dt:
10/16/2017
4
MARTYNOVA, IRINA
Exec Dt:
09/26/2017
5
LUDEMANN, AURELIE
Exec Dt:
09/15/2017
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10808170
US20180155616
15735013
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 5
Reel/Frame:045632/0571   Pages: 7
Recorded: 04/25/2018
Attorney Dkt #:074025-0554-US-576200
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MARTYNOVA, IRINA
Exec Dt:
04/10/2018
2
BEALLE, GAELLE
Exec Dt:
03/28/2018
3
LUDEMANN, AURELIE
Exec Dt:
01/10/2018
4
LEONHARD, CHRISTOPH
Exec Dt:
03/28/2018
5
TSENG, HSIN-RONG
Exec Dt:
04/03/2018
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10907061
US20190062578
15766636
Correspondence name and address
ASHLEY I. PEZZNER
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVE.
WILMINGTON, DE 19801
Assignment: 6
Reel/Frame:046083/0756   Pages: 14
Recorded: 06/14/2018
Attorney Dkt #:074025-0560-578434
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAELLE
Exec Dt:
04/26/2018
2
LEONHARD, CHRISTOPH
Exec Dt:
04/20/2018
3
TSENG, HSIN-RONG
Exec Dt:
04/20/2018
4
MARTYNOVA, IRINA
Exec Dt:
04/25/2018
5
LUDEMANN, AURELIE
Exec Dt:
04/23/2018
6
KLUGE, EDGAR
Exec Dt:
04/24/2018
7
HAMBURGER, MANUEL
Exec Dt:
04/20/2018
8
TAN, LI WEI
Exec Dt:
04/24/2018
9
MISKIEWICZ, PAWEL
Exec Dt:
04/20/2018
10
MAY, PHILIP EDWARD
Exec Dt:
04/25/2018
11
WALKER, DANIEL
Exec Dt:
04/20/2018
12
JATSCH, ANJA
Exec Dt:
06/08/2018
Assignee
1
MERCK PATENT GMBH
FRANKFURTER 250
DARMSTADT, GERMANY 64298
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11171294
US20180375029
16062137
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 7
Reel/Frame:057754/0060   Pages: 14
Recorded: 10/11/2021
Attorney Dkt #:074025-US-000055
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BÉALLE, GAËLLE
Exec Dt:
04/26/2018
2
LEONHARD, CHRISTOPH
Exec Dt:
04/20/2018
3
TSENG, HSIN-RONG
Exec Dt:
04/20/2018
4
MARTYNOVA, IRINA
Exec Dt:
04/25/2018
5
LUDEMANN, AURÉLIE
Exec Dt:
04/23/2018
6
KLUGE, EDGAR
Exec Dt:
04/24/2018
7
HAMBURGER, MANUEL
Exec Dt:
04/20/2018
8
TAN, LI WEI
Exec Dt:
04/24/2018
9
MISKIEWICZ, PAWEL
Exec Dt:
04/20/2018
10
MAY, PHILIP EDWARD
Exec Dt:
04/25/2018
11
WALKER, DANIEL
Exec Dt:
04/20/2018
12
JATSCH, ANJA
Exec Dt:
06/08/2018
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11770971
US20220102649
17498366
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
LUDWIGSHAFEN AM RHEI, PA 67056
Assignment: 8
Reel/Frame:047776/0258   Pages: 7
Recorded: 12/14/2018
Attorney Dkt #:074025-0576-US-584597
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAELLE
Exec Dt:
09/17/2018
2
LEONHARD, CHRISTOPH
Exec Dt:
09/12/2018
3
TSENG, HSIN-RONG
Exec Dt:
09/25/2018
4
HAMBURGER, MANUEL
Exec Dt:
10/04/2018
5
JATSCH, ANJA
Exec Dt:
09/12/2018
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11407907
US20200071549
16309252
Correspondence name and address
ASHLEY I. PEZZNER
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVE.
WILMINGTON, DE 19801
Assignment: 9
Reel/Frame:049723/0625   Pages: 9
Recorded: 07/11/2019
Attorney Dkt #:074025-0598(589949)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAELLE
Exec Dt:
05/09/2019
2
LEONHARD, CHRISTOPH
Exec Dt:
01/07/2019
3
TSENG, HSIN-RONG
Exec Dt:
06/05/2019
4
HAMBURGER, MANUEL
Exec Dt:
06/06/2019
5
BURKHART, BEATE
Exec Dt:
06/07/2019
6
SCHEIBLE, KATJA MARIA
Exec Dt:
06/19/2019
7
JATSCH, ANJA
Exec Dt:
04/07/2019
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10892414
US20200066990
16466487
Correspondence name and address
GEOFFREY ZELLEY
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 10
Reel/Frame:048983/0064   Pages: 7
Recorded: 04/24/2019
Attorney Dkt #:074025-0587-US-587656
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAELLE
Exec Dt:
04/10/2019
2
LEONHARD, CHRISTOPH
Exec Dt:
03/13/2019
3
TSENG, HSIN-RONG
Exec Dt:
03/18/2019
4
HAMBURGER, MANUEL
Exec Dt:
04/10/2019
5
JATSCH, ANJA
Exec Dt:
03/14/2019
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11538992
US20200127203
16344569
Correspondence name and address
ASHLEY I. PEZZNER
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVE.
WILMINGTON, DE 19801
Assignment: 11
Reel/Frame:049004/0170   Pages: 7
Recorded: 04/26/2019
Attorney Dkt #:074025-0588-US-587655
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAELLE
Exec Dt:
04/25/2019
2
LEONHARD, CHRISTOPH
Exec Dt:
03/19/2019
3
JATSCH, ANJA
Exec Dt:
03/21/2019
4
HAMBURGER, MANUEL
Exec Dt:
04/25/2019
5
TSENG, HSIN-RONG
Exec Dt:
03/20/2019
Assignee
1
MERC
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10950792
US20200136046
16344589
Correspondence name and address
ASHLEY I. PEZZNER
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVE.
WILMINGTON, DE 19801
Assignment: 12
Reel/Frame:049018/0941   Pages: 7
Recorded: 04/29/2019
Attorney Dkt #:074025-0588-US-587655
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALLE, GAELLE
Exec Dt:
04/25/2019
2
LEONHARD, CHRISTOPH
Exec Dt:
03/19/2019
3
JATSCH, ANJA
Exec Dt:
03/21/2019
4
HAMBURGER, MANUEL
Exec Dt:
04/25/2019
5
TSENG, HSIN-RONG
Exec Dt:
03/20/2019
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10950792
US20200136046
16344589
Correspondence name and address
ASHLEY I. PEZZNER
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVE.
WILMINGTON, DE 19801
Assignment: 13
Reel/Frame:049984/0601   Pages: 11
Recorded: 08/07/2019
Attorney Dkt #:074025-0575-US-584506
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JATSCH, ANJA
Exec Dt:
05/13/2019
2
BEALLE, GAELLE
Exec Dt:
04/12/2019
3
HAMBURTHER, MANUEL
Exec Dt:
04/01/2019
4
MARTYNOVA, IRINA
Exec Dt:
04/04/2019
5
KLUGE, EDGAR
Exec Dt:
04/02/2019
6
LEONHARD, CHRISTOPH
Exec Dt:
04/01/2019
7
MAY, PHILIP
Exec Dt:
06/28/2019
8
TSENG, HSIN-RONG
Exec Dt:
04/01/2019
9
KUNKEL, DIETMAR
Exec Dt:
04/01/2019
Assignee
1
MERCK PATENT GMBH
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11041083
US20190300738
16308178
Correspondence name and address
ASHLEY I. PEZZNER
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVE.
WILMINGTON, DE 19801
Assignment: 14
Reel/Frame:065332/0713   Pages: 10
Recorded: 10/25/2023
Attorney Dkt #:074025-0709-US-000004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURKHART, BEATE
Exec Dt:
01/18/2021
2
ENGEL, MIRIAM
Exec Dt:
01/28/2021
3
HENGST, MATTHIAS
Exec Dt:
01/18/2021
4
HEIL, HOLGER
Exec Dt:
01/12/2021
5
HAMBURGER, MANUEL
Exec Dt:
03/08/2021
6
LEONHARD, CHRISTOPH
Exec Dt:
01/12/2021
7
BÉALLE, GAËLLE
Exec Dt:
02/16/2021
Assignee
1
MERCK KGAA
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210277176
17260202
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 15
Reel/Frame:059750/0846   Pages: 8
Recorded: 04/27/2022
Attorney Dkt #:074025-0708-US-000003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BÉALLE, GAËLLE
Exec Dt:
04/28/2021
2
LEONHARD, CHRISTOPH
Exec Dt:
02/05/2021
3
TSENG, HSIN-RONG
Exec Dt:
02/24/2021
4
HAMBURGER, MANUEL
Exec Dt:
05/29/2021
5
WUCHERER-PLIETKER, MARGARITA
Exec Dt:
12/10/2021
Assignee
1
MERCK KGAA
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11603479
US20210277266
17252376
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 16
Reel/Frame:064478/0268   Pages: 7
Recorded: 08/03/2023
Attorney Dkt #:074025-US-000100
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BÉALLE, GAËLLE
Exec Dt:
10/25/2022
2
LEONHARD, CHRISTOPH
Exec Dt:
10/14/2022
3
TSENG, HSIN-RONG
Exec Dt:
04/06/2023
4
WUCHERER-PLIETKER, MARGARITA
Exec Dt:
07/14/2023
Assignee
1
MERCK KGAA
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230151235
17918359
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103

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