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Patent Assignment Assignor Details
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Assignor Name : BLANCHETOT, CHRISTOPHE
Total Assignments: 39
Assignment: 1
Reel/Frame:025177/0747   Pages: 3
Recorded: 10/22/2010
Attorney Dkt #:AGX5-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DREIER, TORSTEN
Exec Dt:
08/18/2009
2
DE HAARD, JOHANNES
Exec Dt:
08/18/2009
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/18/2009
Assignee
1
ARGEN-X B.V.
DR. MOLEWATERPLEIN 50
ROTTERDAM, NETHERLANDS 3015 GE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8444976
US20100330080
12497239
Correspondence name and address
JAMES H. VELEMA
ONE POST OFFICE SQUARE
BOSTON, MA 02109
Assignment: 2
Reel/Frame:029382/0758   Pages: 3
Recorded: 11/30/2012
Attorney Dkt #:518854 & 518855 AGX5
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DREIER, TORSTEN
Exec Dt:
08/18/2009
2
DE HAARD, JOHANNES
Exec Dt:
08/18/2009
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/18/2009
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
8524231
US20110300140
13205327
 
9428580
US20120059154
13233345
Correspondence name and address
JAMES H. VELEMA, ESQ.
LATHROP & GAGE, LLP, 28 STATE STREET
BOSTON, MA 02109
Assignment: 3
Reel/Frame:036735/0974   Pages: 3
Recorded: 10/06/2015
Attorney Dkt #:564233:AGX5-002DV2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRELER, TORSTEN
Exec Dt:
08/18/2009
2
HAARD, JOHANNES DE
Exec Dt:
08/18/2009
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/18/2009
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
AH BREDA, NETHERLANDS 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9221918
US20150239990
14607941
Correspondence name and address
LATHROP & GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 4
Reel/Frame:037542/0946   Pages: 3
Recorded: 01/21/2016
Attorney Dkt #:AGX5-002DV3; AGX5-002DV4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DREIER, TORSTEN
Exec Dt:
08/18/2009
2
DE HAARD, JOHANNES
Exec Dt:
08/18/2009
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/18/2009
Assignee
1
ARGEN-X B.V.
DR. MOLEWATERPLEIN 50
ROTTERDAM, NETHERLANDS 3015GE
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
9315576
US20150252105
14607949
 
9346891
US20150246970
14607964
Correspondence name and address
LATHROP & GAGE LLP.
28 STATE STREET
JAMES H. VELEMA
BOSTON, MA 02109
Assignment: 5
Reel/Frame:037682/0724   Pages: 5
Recorded: 02/02/2016
Attorney Dkt #:564233: AGX5-002DV2
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE LAST NAME OF THE FIRST INVENTOR. LAST NAME IS "DREIER" NOT "DRELER". PREVIOUSLY RECORDED ON REEL 036735 FRAME 0974. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
DREIER, TORSTEN
Exec Dt:
08/18/2009
2
DE HAARD, JOHANNES
Exec Dt:
08/18/2009
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/18/2009
Assignee
1
ARGEN-X. B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9221918
US20150239990
14607941
Correspondence name and address
LATHROP & GAGE LLP
28 STATE STREET
JAMES H. VELEMA
BOSTON, MA 02109
Assignment: 6
Reel/Frame:023793/0156   Pages: 6
Recorded: 01/15/2010
Attorney Dkt #:A0848.70045US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/27/2009
2
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
09/11/2009
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
09/21/2009
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 4
9052 GHENT-ZWIJNAARDE, BELGIUM
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8906680
US20100092460
12520208
Correspondence name and address
WOLF GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 7
Reel/Frame:024663/0962   Pages: 6
Recorded: 07/12/2010
Attorney Dkt #:A0848.70042US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/27/2009
2
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
09/11/2009
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
10/20/2009
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 4
GHENT-ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9156914
US20100150939
12520218
Correspondence name and address
JOHN R. VAN AMSTERDAM
600 ATLANTIC AVENUE
WOLF, GREENFIELD & SACKS, P.C.
BOSTON, MA 02210
Assignment: 8
Reel/Frame:025054/0583   Pages: 8
Recorded: 09/28/2010
Attorney Dkt #:A0848.70060US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
09/02/2010
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
09/02/2010
3
ROMMELAERE, HEIDI
Exec Dt:
09/09/2010
4
VERCAMMEN, JO
Exec Dt:
09/08/2010
5
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
09/02/2010
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 21
9052 ZWIJNAARDE, BELGIUM
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110053865
12745052
Correspondence name and address
WOLF GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 9
Reel/Frame:026192/0181   Pages: 11
Recorded: 04/28/2011
Attorney Dkt #:A0848.70082US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VANLANDSCHOOT, PETER
Exec Dt:
03/14/2011
2
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
01/24/2011
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
01/24/2011
4
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/24/2011
5
VERRIPS, THEO
Exec Dt:
03/24/2011
6
VOOIJS, MARC ANTOINE GIJSBERT GILLES
Exec Dt:
02/10/2011
7
GROOT, ADRIANUS JOHANNES
Exec Dt:
02/10/2011
8
EL KHATTABI, MOHAMED
Exec Dt:
01/10/2011
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 21
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110294982
12991576
Correspondence name and address
JOHN R. VAN AMSTERDAM
600 ATLANTIC AVENUE
WOLF GREENFIELD
BOSTON, MA 02210
Assignment: 10
Reel/Frame:026098/0129   Pages: 10
Recorded: 04/08/2011
Attorney Dkt #:A0848.70085US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
02/14/2011
2
SMIT, MARTINE
Exec Dt:
03/08/2011
3
LEURS, REGORIUS
Exec Dt:
03/08/2011
4
JAHNICHEN, SVEN
Exec Dt:
03/24/2011
5
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
02/09/2011
6
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
02/09/2011
7
VANLANDSCHOOT, PETER
Exec Dt:
02/07/2011
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 21
9052 ZWIJNAARDE, BELGIUM
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9212226
US20110206660
12992982
Correspondence name and address
WOLF GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 11
Reel/Frame:026797/0799   Pages: 12
Recorded: 08/24/2011
Attorney Dkt #:A0848.70093US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/03/2011
2
SMIT, MARTINE
Exec Dt:
07/18/2011
3
LEURS, REGORIUS
Exec Dt:
07/18/2011
4
JAHNICHEN, SVEN
Exec Dt:
06/27/2011
5
SCHOLS, DOMINIQUE
Exec Dt:
08/05/2011
6
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
07/14/2011
7
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
07/14/2011
8
VANLANDSCHOOT, PETER
Exec Dt:
07/14/2011
9
VERHEESEN, PETER
Exec Dt:
06/22/2011
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 21
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9005963
US20110318347
13124001
Correspondence name and address
JOHN R. VAN AMSTERDAM
600 ATLANTIC AVENUE
WOLF GREENFIELD
BOSTON, MA 02210
Assignment: 12
Reel/Frame:028477/0703   Pages: 13
Recorded: 07/03/2012
Attorney Dkt #:A0848.70109US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
06/20/2012
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
06/20/2012
3
BOUTTON, CARLO
Exec Dt:
06/13/2012
4
ROMMELAERE, HEIDI
Exec Dt:
06/12/2012
5
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
06/20/2012
6
DE BRABANDERE, VERONIQUE
Exec Dt:
06/26/2012
7
LAUWEREYS, MARC JOZEF
Exec Dt:
06/13/2012
8
MORIZZO, ERIKA
Exec Dt:
06/12/2012
9
UNION, ANN
Exec Dt:
06/18/2012
10
VERHEYDEN, GERT
Exec Dt:
06/12/2012
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 21
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120264917
13321979
Correspondence name and address
ERIK J. SPEK
600 ATLANTIC AVENUE
WOLF GREENFIELD
BOSTON, MA 02210
Assignment: 13
Reel/Frame:029738/0918   Pages: 18
Recorded: 02/01/2013
Attorney Dkt #:A0848.70158US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, HENDRIK
Exec Dt:
11/27/2012
2
SAUNDERS, MICHAEL JOHN SCOTT
Exec Dt:
11/21/2012
3
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
11/22/2012
4
BLANCHETOT, CHRISTOPHE
Exec Dt:
11/21/2012
5
SMIT, MARTINE
Exec Dt:
12/19/2012
6
LEURS, REGORIUS
Exec Dt:
12/27/2012
7
JAHNICHEN, SVEN
Exec Dt:
12/21/2012
8
VANLANDSCHOOT, PETER
Exec Dt:
11/28/2012
9
DESCAMPS, FRANCIS
Exec Dt:
11/27/2012
10
PAJUELO, MARIA GONZALEZ
Exec Dt:
11/29/2012
11
MERCHIERS, PASCAL GERARD
Exec Dt:
11/28/2012
12
STORTELERS, CATELIJNE
Exec Dt:
11/22/2012
13
VAN ROMPAEY, PHILLIPPE
Exec Dt:
11/21/2012
14
MAUSSANG-DETAILLE, DAVID ANDRE BAPTISTE
Exec Dt:
12/20/2012
15
VAN ROY, MAARTEN
Exec Dt:
01/16/2013
Assignee
1
ABLYNX N.V.
TECHNOLOGIEPARK 21
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9512236
US20130130379
13650600
Correspondence name and address
JOHN R. VAN AMSTERDAM
600 ATLANTIC AVENUE
WOLF, GREENFIELD & SACKS, P.C.
BOSTON, MA 02210-2206
Assignment: 14
Reel/Frame:035930/0522   Pages: 7
Recorded: 06/19/2015
Attorney Dkt #:15-410-WO2-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/15/2013
2
DE HAARD, JOHANNES
Exec Dt:
02/15/2013
3
DREIER, TORSTEN
Exec Dt:
02/18/2013
4
DE JONGE, NATALIE A.
Exec Dt:
02/14/2013
5
VAN DER WONING, SEBASTIAN PAUL
Exec Dt:
02/14/2013
6
ONGENAE, NICOLAS G.H.
Exec Dt:
02/15/2013
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
AH BREDA, NETHERLANDS 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10183995
US20150140011
14403135
Correspondence name and address
MCDONNELL BOEHNEN HULBERT & BERGHOFF LLP
300 S. WACKER DRIVE
PATRICK GATTARI
CHICAGO, IL 60606
Assignment: 15
Reel/Frame:048410/0627   Pages: 7
Recorded: 02/22/2019
Attorney Dkt #:607506:AGX5-041USCON-1OF4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/15/2013
2
DE HAARD, JOHANNES
Exec Dt:
02/15/2013
3
DREIER, TORSTEN
Exec Dt:
02/18/2013
4
DE JONGE, NATALIE A.
Exec Dt:
02/14/2013
5
VAN DER WONING, SEBASTIAN PAUL
Exec Dt:
02/14/2013
6
ONGENAE, NICOLAS G.H.
Exec Dt:
02/15/2013
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
AH BREDA, NETHERLANDS 4811
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11117959
US20190233509
16239321
Correspondence name and address
LATHROP GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 16
Reel/Frame:059303/0098   Pages: 7
Recorded: 03/18/2022
Attorney Dkt #:720792: AGX5-041USDIVCON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/15/2013
2
DE HAARD, JOHANNES
Exec Dt:
02/15/2013
3
DREIER, TORSTEN
Exec Dt:
02/18/2013
4
DE JONGE, NATALIE A.
Exec Dt:
02/14/2013
5
VAN DER WONING, SEBASTIAN PAUL
Exec Dt:
02/14/2013
6
ONGENAE, NICOLAS G.H.
Exec Dt:
02/15/2013
Assignee
1
ARGEN-X B.V.
WILLEMSTRAAT 5
BREDA, NETHERLANDS 4811 AH
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11827701
US20220073604
17398080
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 17
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: 18
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: 19
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: 20
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: 21
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: 22
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: 23
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: 24
Reel/Frame:050618/0820   Pages: 8
Recorded: 10/03/2019
Attorney Dkt #:607772: AGX5-031
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VAN DER WONING, SEBASTIAN
Exec Dt:
03/13/2019
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
02/18/2019
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190218310
16230326
Correspondence name and address
LATHROP GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 25
Reel/Frame:050794/0787   Pages: 13
Recorded: 10/22/2019
Attorney Dkt #:597365: AGX5-034PCCON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/29/2019
2
URSØ, BIRGITTE
Exec Dt:
03/07/2019
3
SKAK-NIELSEN, TINE
Exec Dt:
03/07/2019
4
BERTELSEN, MALENE
Exec Dt:
03/25/2019
5
VAN DER WONING, SEBASTIAN
Exec Dt:
04/10/2019
6
SAUNDERS, MICHAEL
Exec Dt:
04/09/2019
7
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
04/11/2019
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
GENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10696741
US20190127459
16242760
Correspondence name and address
LATHROP GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 26
Reel/Frame:050932/0629   Pages: 13
Recorded: 11/06/2019
Attorney Dkt #:616867 AND 616864
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/29/2019
2
URSØ, BIRGITTE
Exec Dt:
03/07/2019
3
SKAK-NIELSEN, TINE
Exec Dt:
03/07/2019
4
BERTEL, MALENE, BERT
Exec Dt:
03/25/2019
5
VAN DER WONING, SEBASTIAN
Exec Dt:
04/10/2019
6
SAUNDERS, MICHAEL
Exec Dt:
04/09/2019
7
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
04/11/2019
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
GENT, BELGIUM 9052
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
11261246
NONE
16661757
 
11447544
US20200216528
16661783
Correspondence name and address
LATHROP GAGE LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 27
Reel/Frame:052251/0273   Pages: 15
Recorded: 03/27/2020
Attorney Dkt #:CORRECTIVE-616867, 616864
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF INVENTOR MALENE BERTELSEN {RECOREDED INCORRECTLY} PREVIOUSLY RECORDED AT REEL: 050932 FRAME: 0629. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/29/2019
2
URSØ, BIRGITTE
Exec Dt:
03/07/2019
3
SKAK-NIELSEN, TINE
Exec Dt:
03/07/2019
4
BERTELSEN, MALENE
Exec Dt:
03/25/2019
5
VAN DER WONING, SEBASTIAN
Exec Dt:
04/10/2019
6
SAUNDERS, MICHAEL
Exec Dt:
04/09/2019
7
DE HAARD, JOHANNES JOSEPH WILHELMUS
Exec Dt:
04/11/2019
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
GENT, BELGIUM 9052
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
11261246
NONE
16661757
 
11447544
US20200216528
16661783
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 28
Reel/Frame:051512/0532   Pages: 10
Recorded: 01/14/2020
Attorney Dkt #:617572: AGX5-042US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
11/06/2019
2
HOFMAN, ERIK
Exec Dt:
11/06/2019
3
DE HAARD, JOHANNES
Exec Dt:
11/05/2019
4
RASSER, JACOBUS CORNELIS
Exec Dt:
11/08/2019
Assignee
1
ARGENX BVBA
INDUSTRIEPARK 7
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220177555
16606656
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 29
Reel/Frame:052401/0430   Pages: 8
Recorded: 04/15/2020
Attorney Dkt #:618637: AGX5-048
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/06/2020
2
DE HAARD, HANS
Exec Dt:
01/21/2020
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11161900
US20200239554
16714264
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 30
Reel/Frame:059301/0936   Pages: 8
Recorded: 03/18/2022
Attorney Dkt #:722848 AND 725741
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/06/2020
2
DE HAARD, HANS
Exec Dt:
01/21/2020
Assignee
1
ARGENX BVBA
INDUSTRIEPARK-ZWIJNAARDE 7
GENT, BELGIUM 9052
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
11591386
US20220119509
17491656
 
11708403
US20220267424
17572518
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 31
Reel/Frame:065972/0135   Pages: 8
Recorded: 12/28/2023
Attorney Dkt #:404373-T1806 (199394)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/06/2020
2
DE HAARD, HANS
Exec Dt:
01/21/2020
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
GENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240002484
18330903
Correspondence name and address
DECHERT LLP
ONE INTERNATIONAL PLACE, 40TH FLOOR
100 OLIVER STREET
BOSTON, MA 02110-2605
Assignment: 32
Reel/Frame:052306/0656   Pages: 12
Recorded: 04/03/2020
Attorney Dkt #:611964: AGX5-047 - 1 OF 2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PERCIER, JEAN-MICHEL
Exec Dt:
01/29/2020
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/23/2020
3
SAUNDERS, MICHAEL
Exec Dt:
01/29/2020
4
DE HAARD, HANS
Exec Dt:
01/21/2020
5
VAN DER WONING, SEBASTIAN
Exec Dt:
01/31/2020
6
PERSSON, EMMA
Exec Dt:
01/29/2020
Assignee
1
ARGENX BVBA
INDUSTRIEPARK ZWIJNAARDE 7
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11066473
US20190367619
16382997
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 33
Reel/Frame:056819/0475   Pages: 12
Recorded: 07/12/2021
Attorney Dkt #:715925: AGX5-047DIV -1OF2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PERCIER, JEAN-MICHEL
Exec Dt:
01/29/2020
2
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/23/2020
3
SAUNDERS, MICHAEL
Exec Dt:
01/29/2020
4
DE HAARD, HANS
Exec Dt:
01/21/2020
5
VAN DER WONING, SEBASTIAN
Exec Dt:
01/31/2020
6
PERSSON, EMMA
Exec Dt:
01/29/2020
Assignee
1
ARGENX BVBA
INDUSTRIEPARK 7
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11713354
US20210332140
17194950
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 34
Reel/Frame:053458/0858   Pages: 9
Recorded: 08/11/2020
Attorney Dkt #:609853: AGX5-039US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
08/03/2020
2
GODAR, MARIE
Exec Dt:
08/03/2020
3
LAMBRECHT, BART
Exec Dt:
08/07/2020
Assignee
1
ARGENX BVBA
INDUSTRIEPARK 7
ZWIJNAARDE, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200399382
16966237
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 35
Reel/Frame:057741/0326   Pages: 11
Recorded: 10/08/2021
Attorney Dkt #:722371: AGX5-051US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAUNDERS, MICHAEL
Exec Dt:
09/29/2021
2
BIGIRIMANA, RENÉ
Exec Dt:
10/04/2021
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
10/07/2021
4
CROMHEECKE, MARIJN
Exec Dt:
10/04/2021
5
MCGUIRE, CONOR
Exec Dt:
10/04/2021
Assignee
1
ARGENX IIP BV
INDUSTRIEPARK-ZWIJNAARDE 7
GENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220177604
17598033
Correspondence name and address
LATHROP GPM LLP
28 STATE STREET
7TH FLOOR
BOSTON, MA 02109
Assignment: 36
Reel/Frame:059785/0116   Pages: 9
Recorded: 05/02/2022
Attorney Dkt #:404373-038US (189923)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/17/2022
2
VANHAUWAERT, ROELAND
Exec Dt:
01/14/2022
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/13/2022
Assignee
1
ARGENX IIP BV
INDUSTRIEPARK-ZWIJNAARDE 7
GENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11492401
US20220259304
17565994
Correspondence name and address
DECHERT LLP
ONE INTERNATIONAL PLACE, 40TH FLOOR
100 OLIVER STREET
BOSTON, MA 02110
Assignment: 37
Reel/Frame:065028/0190   Pages: 9
Recorded: 09/26/2023
Attorney Dkt #:404373-L2001USD1 194004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SILENCE, KAREN
Exec Dt:
01/17/2022
2
VANHAUWAERT, ROELAND
Exec Dt:
01/14/2022
3
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/13/2022
Assignee
1
ARGENX IIP BV
INDUSTRIEPARK-ZWIJNAARDE 7
GHENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230151091
17937630
Correspondence name and address
DECHERT LLP
ONE INTERNATIONAL PLACE, 40TH FLOOR
100 OLIVER STREET
BOSTON, MA 02110
Assignment: 38
Reel/Frame:061430/0162   Pages: 7
Recorded: 10/14/2022
Attorney Dkt #:404373-T2002US (192674)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
09/21/2022
2
STEYAERT, CHRISTOPHE
Exec Dt:
09/16/2022
Assignee
1
ARGENX IIP BV
INDUSTRIEPARK 7 ZWIJNAARDE
GHENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230110188
17930913
Correspondence name and address
DECHERT LLP
ONE INTERNATIONAL PLACE, 40TH FLOOR
100 OLIVER STREET
BOSTON, MA 02110
Assignment: 39
Reel/Frame:066936/0223   Pages: 7
Recorded: 03/28/2024
Attorney Dkt #:404373-T2102US (206006)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHETOT, CHRISTOPHE
Exec Dt:
01/25/2024
2
GODAR, MARIE
Exec Dt:
01/07/2024
Assignee
1
ARGENX BV
INDUSTRIEPARK ZWIJNAARDE 7
GHENT, BELGIUM 9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240109960
18539678
Correspondence name and address
KAYLA METZGER
DECHERT LLP
ONE INTERNATIONAL PLACE, 40TH FLOOR, 100 OLIVER
STREET
BOSTON, MA 02110

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