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Patent Assignment Assignor Details
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Assignor Name : IMMUNOGEN, INC.
Total Assignments: 29
Assignment: 1
Reel/Frame:008324/0233   Pages: 2
Recorded: 12/24/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
12/22/1996
Assignee
1
APOPTOSIS TECHNOLOGY, INC.
148 SIDNEY STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5656725
NONE
08440391
Correspondence name and address
HALE AND DORR
HENRY N. WIXON
1455 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 2
Reel/Frame:008619/0847   Pages: 3
Recorded: 07/21/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
07/18/1997
Assignee
1
APOPTOSIS TECHNOLOGY, INC.
148 SIDNEY STREET
CAMBRIDGE, MASSACHUSETTS 02139
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5672686
NONE
08321071
 
5843659
NONE
08619362
 
5958872
NONE
08625819
 
5834234
NONE
08632514
Correspondence name and address
HALE AND DORR LLP
HENRY N. WIXON
1455 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, D.C. 20004
Assignment: 3
Reel/Frame:024006/0734   Pages: 2
Recorded: 03/02/2010
Attorney Dkt #:GNE-0073
Conveyance: CHANGE OF ADRESS
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
06/20/2001
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7097840
US20020001587
09811123
Correspondence name and address
ARNOLD & PORTER LLP
1400 PAGE MILL ROAD
PALO ALTO, CA 94304
Assignment: 4
Reel/Frame:040543/0472   Pages: 2
Recorded: 11/02/2016
Attorney Dkt #:2921.072000C
Conveyance: CHANGE OF ADDRESS
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
06/20/2001
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170106097
15170401
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX, P.L.L.C.
1100 NEW YORK AVENUE, N.W.
WASHINGTON, DC 20005
Assignment: 5
Reel/Frame:015471/0139   Pages: 2
Recorded: 06/17/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
06/15/2004
Assignee
1
GENENTECH, INC.
1 DNA WAY
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6790954
US20030157694
10057561
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 6
Reel/Frame:015929/0785   Pages: 3
Recorded: 04/21/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
04/04/2005
Assignee
1
BIOTEST AG
LANDSTEINER STRASSE 5
DREIEICH, GERMANY 63303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060045877
10975434
Correspondence name and address
JOYCE VON NATZMER
4615 NORTH PARK AVENUE
SUITE 919
CHEVY CHASE, MD 20815
Assignment: 7
Reel/Frame:048172/0265   Pages: 3
Recorded: 11/21/2018
Attorney Dkt #:3028-101B/3028-101BDIV
Conveyance: PARTIAL ASSIGNMENT
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
04/04/2005
Assignee
1
BIOTEST AG
LANDSTEINER STRASSE 5
DREIEICH, GERMANY 63303
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
8840898
US20070183971
11735644
 
NONE
US20150010585
14327888
Correspondence name and address
JOYCE VON NATZMER
43 WEST 43RD STREET, SUITE 104
NEW YORK, NY 10036
Assignment: 8
Reel/Frame:033705/0065   Pages: 4
Recorded: 08/20/2014
Attorney Dkt #:3028-101B
Conveyance: CHANGE OF ADDRESS FOR IMMUNOGEN, INC
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/04/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8840898
US20070183971
11735644
Correspondence name and address
JOYCE VON NATZMER
1375 BROADWAY, THIRD FLOOR
NEW YORK, NY 10018
Assignment: 9
Reel/Frame:033705/0069   Pages: 4
Recorded: 08/21/2014
Attorney Dkt #:3028-101
Conveyance: CHANGE OF ADDRESS FOR IMMUNOGEN, INC
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/04/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060045877
10975434
Correspondence name and address
JOYCE VON NATZMER
1375 BROADWAY, THIRD FLOOR
NEW YORK, NY 10018
Assignment: 10
Reel/Frame:020930/0905   Pages: 9
Recorded: 05/13/2008
Attorney Dkt #:057400
Conveyance: ADDRESS CHANGE
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/24/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5239062
NONE
07560948
 
5208020
NONE
07911380
 
5639641
NONE
07942245
 
5416064
NONE
07986578
 
5395924
NONE
08019831
 
5475092
NONE
08210742
 
5846545
NONE
08468306
 
5585499
NONE
08469891
 
7193044
NONE
09580523
 
6333410
NONE
09641348
 
7303749
NONE
09671995
 
6340701
NONE
09717026
 
6630579
US20010036923
09740991
 
6441163
NONE
09867598
 
6372738
US20020013485
09933018
 
7202024
US20030059776
09953133
 
6716821
US20040001838
10024290
 
6790954
US20030157694
10057561
 
6436931
US20020086897
10059022
 
6534660
NONE
10116052
 
6756397
US20030199519
10116053
 
6596757
NONE
10144042
 
7368565
US20030055226
10161651
 
7538195
US20030235582
10170390
 
6706708
US20030004210
10207814
 
6586618
NONE
10265329
 
7329760
US20030195365
10265452
 
7390898
US20040024049
10369563
 
RE39151
NONE
10410143
 
7202346
US20040057952
10612090
 
6913748
US20040039176
10633616
 
7008942
US20040087649
10684746
 
7049316
US20040109867
10692856
 
7557189
US20050118183
10700632
 
8034904
US20040265307
10729441
 
7276497
US20040235840
10849136
 
7192750
US20050003513
10898169
 
7495114
US20050026997
10926192
 
8088387
US20050169933
10960602
 
7414073
US20050085513
10963711
 
7432088
US20050170475
11037104
 
7449450
US20050191696
11104506
 
7186851
US20050256323
11127234
 
7217819
US20050272729
11203960
 
7834155
US20070041980
11213046
 
7388026
US20060009462
11217351
 
7528130
US20060122259
11326504
 
7276499
US20060106090
11331045
 
7301019
US20060167245
11334478
 
7342110
US20060177455
11400241
 
NONE
US20060233814
11404001
 
7601354
US20060233811
11453008
 
9114179
US20070031402
11498139
 
7598375
US20070037972
11500378
 
7411063
US20070112188
11594156
 
7655660
US20070135346
11649822
 
7598290
US20070270482
11679347
 
8435528
US20070269447
11778451
 
7473796
US20070270585
11778464
 
7476669
US20070196332
11785482
 
7550609
US20070197775
11785483
 
8407589
US20080260241
11788437
 
7585857
US20080027130
11844183
 
8163888
US20080114153
11927217
 
8563509
US20080171865
11927235
 
7989598
US20080171856
11927251
 
8198417
US20080145374
11927314
 
NONE
US20080138898
11929334
 
NONE
US20080167458
11961256
 
8987424
US20090099336
12101999
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, NW
SUITE 800
WASHINGTON, DC 20037
Assignment: 11
Reel/Frame:022092/0232   Pages: 4
Recorded: 01/12/2009
Attorney Dkt #:228669
Conveyance: CHANGE OF ADDRESS
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/24/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7374762
US20040241174
10846129
Correspondence name and address
JOHN KILYK, JR.
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601-6731
Assignment: 12
Reel/Frame:034535/0696   Pages: 2
Recorded: 12/05/2014
Attorney Dkt #:253788
Conveyance: CHANGE OF ADDRESS
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/24/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7811572
US20070048314
11503781
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, STE. 4900
180 N. STETSON
CHICAGO, IL 60601-6731
Assignment: 13
Reel/Frame:040459/0565   Pages: 4
Recorded: 10/21/2016
Attorney Dkt #:2921.0450006
Conveyance: CHANGE OF ADDRESS
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/24/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9822183
US20160355605
15158510
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX, P.L.L.C.
1100 NEW YORK AVENUE, N.W.
WASHINGTON, DC 20005
Assignment: 14
Reel/Frame:040465/0576   Pages: 4
Recorded: 10/21/2016
Attorney Dkt #:2921.0450005
Conveyance: CHANGE OF ADDRESS
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/24/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9370584
US20110064733
12912107
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX, P.L.L.C.
1100 NEW YORK AVENUE, N.W.
WASHINGTON, DC 20005
Assignment: 15
Reel/Frame:047616/0706   Pages: 4
Recorded: 11/21/2018
Attorney Dkt #:3028-101B/3028-101BDIV
Conveyance: CHANGE OF ADDRESS
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/24/2008
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150010585
14327888
Correspondence name and address
JOYCE VON NATZMER
43 WEST 43RD STREET, SUITE 104
NEW YORK, NY 10036
Assignment: 16
Reel/Frame:037305/0033   Pages: 6
Recorded: 12/16/2015
Attorney Dkt #:554067 SA9-115USCON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COMMERCON, ALAIN
Exec Dt:
10/25/2010
2
BOUCHARD, HERVE
Exec Dt:
10/25/2010
3
FROMOND, CLAUDIA
Exec Dt:
11/19/2010
4
MIKOL, VINCENT
Exec Dt:
10/25/2010
5
PARKER, FABIENNE
Exec Dt:
11/20/2010
6
SASSOON, INGRID
Exec Dt:
10/27/2010
7
IMMUNOGEN, INC.
Exec Dt:
12/22/2010
Assignee
1
SANOFI-AVENTIS
174 AVENUE DE FRANCE
PARIS, FRANCE 75013
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9676864
US20150044197
14156397
Correspondence name and address
LATHROP & GAGE LLP
28 STATE STREET, SUITE 700
JONATHAN K. HAMM, PH.D.
BOSTON, MA 02109
Assignment: 17
Reel/Frame:035690/0102   Pages: 2
Recorded: 05/21/2015
Attorney Dkt #:FR2010/069US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/03/2012
Assignee
1
SANOFI
54 RUE LA BOETIE
PARIS, FRANCE 75008
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9314522
US20140186337
13992684
Correspondence name and address
ANGELINA BELLANTON
55 CORPORATE DRIVE
MAIL CODE: 55A-505A
BRIDGEWATER, NJ 08807
Assignment: 18
Reel/Frame:042923/0807   Pages: 7
Recorded: 07/06/2017
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/23/2017
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRÈS-DEMAIN," CHEMIN MESSIDOR 5-7,
CASE POSTALE 5911
LAUSANNE, SWITZERLAND CH-1002
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
8765917
US20110256153
13045693
 
9447189
US20120276119
13436528
 
9346887
US20130295104
13796768
 
10202460
US20160326258
15130667
 
NONE
US20170000900
15171732
 
10556958
US20160340438
15233423
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVE, NW
WASHINGTON, DC 20005
Assignment: 19
Reel/Frame:046023/0301   Pages: 6
Recorded: 06/08/2018
Attorney Dkt #:4018.0030002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/23/2017
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRES-DEMAIN", CASE POSTALE 5911
CHEMIN MESSIDOR 5-7
LAUSANNE, SWITZERLAND 1002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11104740
US20180244795
15756345
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVE., N.W.
WASHINGTON, DC 20005
Assignment: 20
Reel/Frame:047326/0399   Pages: 6
Recorded: 10/26/2018
Attorney Dkt #:4018.0040003/EKS/CLD/M-S
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/23/2017
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRÉS-DEMAIN," CHEMIN MESSIDOR 5-7
CASE POSTALE 5911
LAUSANNE, SWITZERLAND CH-1002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11395796
US20190183788
16170160
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 21
Reel/Frame:048776/0147   Pages: 6
Recorded: 04/03/2019
Attorney Dkt #:4018.0010006/EKS/CLD/M-S
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/23/2017
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRES-DEMAIN," CHEMIN MESSIDOR 5-7,
CASE POSTALE 5911
LAUSANNE, SWITZERLAND 1002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11466095
US20190218303
16221747
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 22
Reel/Frame:052732/0780   Pages: 6
Recorded: 05/22/2020
Attorney Dkt #:4018.0020003/EKS/CLD/M-S
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/23/2017
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRÈS-DEMAIN," CHEMIN MESSIDOR 5-7
CASE POSTALE 5911
LAUSANNE, SWITZERLAND CH-1002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200270361
16785703
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 23
Reel/Frame:062263/0769   Pages: 7
Recorded: 01/03/2023
Attorney Dkt #:4018.00010007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/23/2017
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRES-DEMAIN," CHEMIN MESSIDOR 5-7
CASE POSTALE 5911
LAUSANNE, SWITZERLAND CH-1002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230287137
17938886
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20005
Assignment: 24
Reel/Frame:062303/0536   Pages: 7
Recorded: 01/06/2023
Attorney Dkt #:4018.0040004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
05/23/2017
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRES-DEMAIN," CHEMIN MESSIDOR 5-7
CASE POSTALE 5911
LAUSANNE, SWITZERLAND CH-1002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230190638
17814728
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20005
Assignment: 25
Reel/Frame:043860/0371   Pages: 10
Recorded: 10/13/2017
Attorney Dkt #:17-1399-US-DIV3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
09/08/2017
Assignee
1
SANOFI
54 RUE DE LA BOÉTIE
PARIS, FRANCE 75008
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
US20050123549
10895135
 
7834155
US20070041980
11213046
 
8987424
US20090099336
12101999
 
9370584
US20110064733
12912107
 
9822183
US20160355605
15158510
Correspondence name and address
MCDONNELL BOEHNEN HULBERT & BERGHOFF LLP
300 SOUTH WACKER DRIVE, SUITE 3100
CHICAGO, IL 60606
Assignment: 26
Reel/Frame:046656/0005   Pages: 5
Recorded: 08/22/2018
Attorney Dkt #:218110-0001-00-US-577504
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
06/27/2018
Assignee
1
MERCK SHARP & DOHME CORP.
126 EAST LINCOLN AVENUE
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180333503
15979989
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 27
Reel/Frame:057029/0964   Pages: 5
Recorded: 07/30/2021
Attorney Dkt #:218110-0001-01-US-000001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
06/27/2018
Assignee
1
MERCK SHARP & DOHME CORP.
126 EAST LINCOLN AVENUE
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220160889
17382286
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (DC)
1500 K STREET, N.W., SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 28
Reel/Frame:052485/0398   Pages: 3
Recorded: 04/24/2020
Attorney Dkt #:4018.0050001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IMMUNOGEN, INC.
Exec Dt:
03/12/2020
Assignee
1
DEBIOPHARM INTERNATIONAL, S.A.
FORUM "APRÈS-DEMAIN," CHEMIN MESSIDOR 5-7
CASE POSTALE 5911
LAUSANNE, SWITZERLAND CH-1002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11278629
US20200054763
16346905
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 29
Reel/Frame:063282/0894   Pages: 34
Recorded: 04/06/2023
Attorney Dkt #:687747.0070
Conveyance: PATENT SECURITY AGREEMENT
Assignors
1
IMMUNOGEN, INC.
Exec Dt:
04/06/2023
2
IMMUNOGEN SWITZERLAND GMBH
Exec Dt:
04/06/2023
Assignee
1
BIOPHARMA CREDIT PLC
C/O BEAUFORT HOUSE, 51 NEW NORTH ROAD
EXETER EX4 4EP, UNITED KINGDOM
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
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17031151
 
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17150379
 
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17382286
 
NONE
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17406326
 
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17463156
 
11932701
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17523126
 
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17651459
 
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17720766
 
NONE
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17831085
 
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17831254
 
11834498
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17838016
 
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17964168
 
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18146307
 
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US20230384329
18179207
Correspondence name and address
MUSSIE B BEYENE
2001 K STREET N.W.
WASHINGTON DC, DC 20006

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