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Patent Assignment Assignor Details
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Assignor Name : ULRICHTS, PETER
Total Assignments: 15
Assignment: 1
Reel/Frame:032168/0564   Pages: 8
Recorded: 02/07/2014
Attorney Dkt #:549958 AGX5-014US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/30/2014
2
ULRICHTS, PETER
Exec Dt:
01/30/2014
3
WILHELMUS DE HAARD, JOHANNES JOSEPH
Exec Dt:
01/30/2014
4
DREIER, TORSTEN
Exec Dt:
01/30/2014
5
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
01/30/2014
6
WAJANT, HARALD
Exec Dt:
01/31/2014
7
GABRIELS, SOFIE MARIA ELVIRE
Exec Dt:
01/30/2014
8
MOSHIR, MAHAN
Exec Dt:
01/30/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5,
AH BREDA, NETHERLANDS 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9765148
US20140141016
14005113
Correspondence name and address
JAMES H. VELEMA
28 STATE STREET
LATHROP & GAGE
BOSTON, MA 02109
Assignment: 2
Reel/Frame:032174/0794   Pages: 8
Recorded: 02/07/2014
Attorney Dkt #:551142 AGX5-014USCON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/30/2014
2
ULRICHTS, PETER
Exec Dt:
01/30/2014
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
01/30/2014
4
DREIER, TORSTEN
Exec Dt:
01/30/2014
5
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
01/30/2014
6
WAJANT, HARALD
Exec Dt:
01/31/2014
7
GABRIELS, SOFIE MARIA ELVIRE
Exec Dt:
01/30/2014
8
MOSHIR, MAHAN
Exec Dt:
01/30/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
AH BREDA, NETHERLANDS 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8834882
US20140147450
14073462
Correspondence name and address
JAMES H. VELEMA
28 STATE STREET
LATHROP & GAGE
BOSTON, MA 02109
Assignment: 3
Reel/Frame:032174/0967   Pages: 8
Recorded: 02/07/2014
Attorney Dkt #:554210 AGX5-014USCON-DV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/30/2014
2
ULRICHTS, PETER
Exec Dt:
01/30/2014
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
01/30/2014
4
DREIER, TORSTEN
Exec Dt:
01/30/2014
5
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
01/30/2014
6
WAJANT, HARALD
Exec Dt:
01/31/2014
7
GABRIELS, SOFIE MARIA ELVIRE
Exec Dt:
01/30/2014
8
MOSHIR, MAHAN
Exec Dt:
01/30/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5,
AH BREDA, NETHERLANDS 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9765149
US20140235843
14163752
Correspondence name and address
JAMES H. VELEMA
28 STATE STREET
LATHROP & GAGE
BOSTON, MA 02109
Assignment: 4
Reel/Frame:035447/0749   Pages: 8
Recorded: 04/20/2015
Attorney Dkt #:566211: AGX5-014USCONDV2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/30/2014
2
ULRICHTS, PETER
Exec Dt:
01/30/2014
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
01/30/2014
4
DREIER, TORSTEN
Exec Dt:
01/30/2014
5
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
01/30/2014
6
WAJANT, HARALD
Exec Dt:
01/31/2014
7
GABRIELS, SOFIE MARIA ELVIRE
Exec Dt:
01/30/2014
8
MOSHIR, MAHAN
Exec Dt:
01/30/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11072665
US20170369581
14626038
Correspondence name and address
JAMES H. VELEMA, ESQ.
28 STATE ST, FL 7
LATHROP AND GAGE LLP
BOSTON, MA 02109
Assignment: 5
Reel/Frame:059302/0912   Pages: 8
Recorded: 03/18/2022
Attorney Dkt #:610669: AGX5-014USCNDV2CN
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/30/2014
2
ULRICHTS, PETER
Exec Dt:
01/30/2014
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
01/30/2014
4
DREIER, TORSTEN
Exec Dt:
01/30/2014
5
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
01/30/2014
6
WAJANT, HARALD
Exec Dt:
01/31/2014
7
GABRIELS, SOFIE MARIA ELVIRE
Exec Dt:
01/30/2014
8
MOSHIR, MAHAN
Exec Dt:
01/30/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11434298
US20190270823
16278522
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 6
Reel/Frame:062363/0221   Pages: 8
Recorded: 01/12/2023
Attorney Dkt #:404373-T1101USD2 191272
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/30/2014
2
ULRICHTS, PETER
Exec Dt:
01/30/2014
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
01/30/2014
4
DREIER, TORSTEN
Exec Dt:
01/30/2014
5
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
01/30/2014
6
WAJANT, HARALD
Exec Dt:
01/31/2014
7
GABRIELS, SOFIE MARIA ELVIRE
Exec Dt:
01/30/2014
8
MOSHIR, MAHAN
Exec Dt:
01/30/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230265201
17811645
Correspondence name and address
DECHERT LLP
ONE INTERNATIONAL PLACE, 40TH FLOOR
100 OLIVER STREET
BOSTON, MA 02110
Assignment: 7
Reel/Frame:037713/0261   Pages: 10
Recorded: 02/11/2016
Attorney Dkt #:AGX5-015; AGX5-015PC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ULRICHTS, PETER
Exec Dt:
10/31/2014
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
10/31/2014
3
DREIER, TORSTEN
Exec Dt:
11/04/2014
4
DE HAARD, JOHANNES
Exec Dt:
10/31/2014
5
ONGENAE, NICOLAS G.H.
Exec Dt:
10/31/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS AH 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10316073
US20150218239
14580771
Correspondence name and address
LATHROP & GAGE LLP.
28 STATE STREET
JAMES H. VELEMA
BOSTON, MA 02109
Assignment: 8
Reel/Frame:046826/0165   Pages: 10
Recorded: 09/10/2018
Attorney Dkt #:597068: AGX5-015DV - 1OF5
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ULRICHTS, PETER
Exec Dt:
10/31/2014
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
10/31/2014
3
DREIER, TORSTEN
Exec Dt:
11/04/2014
4
DE HAARD, JOHANNES
Exec Dt:
10/31/2014
5
ONGENAE, NICOLAS G. H.
Exec Dt:
10/31/2014
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180179258
15821104
Correspondence name and address
LATHROP GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 9
Reel/Frame:039510/0128   Pages: 7
Recorded: 08/23/2016
Attorney Dkt #:564996: AGX5-022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ULRICHTS, PETER
Exec Dt:
03/13/2015
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
03/13/2015
3
DREIER, TORSTEN
Exec Dt:
03/09/2015
4
DE HAARD, JOHANNES
Exec Dt:
01/04/2015
5
ONGENAE, NICOLAS G.H.
Exec Dt:
03/09/2015
Assignee
1
ARGEN-X N.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160264669
15064195
Correspondence name and address
LATHROP & GAGE LLP
68 STATE STREET
SUITE 700
BOSTON, MA 02109
Assignment: 10
Reel/Frame:039522/0054   Pages: 7
Recorded: 08/24/2016
Attorney Dkt #:578860: AGX5-022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ULRICHTS, PETER
Exec Dt:
03/13/2015
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
03/13/2015
3
DREIER, TORSTEN
Exec Dt:
03/09/2015
4
DE HAARD, JOHANNES
Exec Dt:
04/01/2015
5
ONGENAE, NICOLAS G.H.
Exec Dt:
03/09/2015
Assignee
1
ARGEN-X N.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160264669
15064195
Correspondence name and address
LATHROP & GAGE LLP
68 STATE STREET
SUITE 700
BOSTON, MA 02109
Assignment: 11
Reel/Frame:038463/0549   Pages: 8
Recorded: 05/05/2016
Attorney Dkt #:578964:AGX5-027US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ULRICHTS, PETER
Exec Dt:
03/09/2016
2
WONING, SEBASTIAN VAN DER
Exec Dt:
04/01/2016
3
BOECK, GITTE DE
Exec Dt:
03/09/2016
4
HOFMAN, ERIK
Exec Dt:
03/09/2016
5
BLANCHETOT, CHRISTOPHE
Exec Dt:
05/02/2016
6
SAUNDERS, MICHAEL
Exec Dt:
05/02/2016
7
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
04/01/2016
Assignee
1
ARGEN-X N.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS NL-4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160207996
14913984
Correspondence name and address
LATHROP & GAGE LLP
28 STATE STREET
ANDREW T. WILKINS, PH.D., ESQ.
BOSTON, MA 02109
Assignment: 12
Reel/Frame:039657/0612   Pages: 8
Recorded: 09/07/2016
Attorney Dkt #:AGX5-008US - INV. TO B.V.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
07/05/2016
2
DE JONGE, NATALIE
Exec Dt:
07/05/2016
3
HULTBERG, ANNA
Exec Dt:
07/12/2016
4
BLANCHETOT, CHRISTOPHE
Exec Dt:
07/05/2016
5
SILENCE, KAREN
Exec Dt:
07/12/2016
6
ULRICHTS, PETER
Exec Dt:
07/12/2016
7
DREIER, TORSTEN
Exec Dt:
07/14/2016
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9926364
US20140286976
14354715
Correspondence name and address
LATHROP & GAGE LLP
68 STATE STREET
SUITE 700
BOSTON, MA 02109
Assignment: 13
Reel/Frame:059302/0198   Pages: 7
Recorded: 03/18/2022
Attorney Dkt #:727006: AGX5-015DV2 -1OF2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ULRICHTS, PETER
Exec Dt:
05/24/2017
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
06/28/2017
3
DREIER, TORSTEN
Exec Dt:
05/24/2017
4
DE HAARD, JOHANNES
Exec Dt:
05/24/2017
5
ONGENAE, NICOLAS G.H.
Exec Dt:
07/17/2017
Assignee
1
ARGEN-X N.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220275035
17672346
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 14
Reel/Frame:050933/0261   Pages: 11
Recorded: 11/06/2019
Attorney Dkt #:607492: AGX5-033
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DE HAARD, JOHANNES
Exec Dt:
02/14/2019
2
DREIER, TORSTEN
Exec Dt:
02/12/2019
3
ULRICHTS, PETER
Exec Dt:
02/13/2019
4
GUGLIETTA, ANTONIO
Exec Dt:
02/27/2019
5
LEUPIN, NICOLAS
Exec Dt:
02/20/2019
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
GENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190194277
16213422
Correspondence name and address
LATHROP GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 15
Reel/Frame:050932/0861   Pages: 13
Recorded: 11/06/2019
Attorney Dkt #:613053: AGX5-045 - 1 OF 2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DE HAARD, HANS
Exec Dt:
09/02/2019
2
ULRICHTS, PETER
Exec Dt:
03/20/2019
3
LEUPIN, NICOLAS
Exec Dt:
03/28/2019
4
DREIER, TORSTEN
Exec Dt:
04/02/2019
5
VAN BRAGT, TONKE
Exec Dt:
03/27/2019
6
ENRIQUEZ, JAVIER
Exec Dt:
03/28/2019
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
GENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200024344
16435166
Correspondence name and address
LATHROP GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109

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