skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : HERBST, ROBERT W.
Total Assignments: 7
Assignment: 1
Reel/Frame:036791/0415   Pages: 8
Recorded: 10/14/2015
Attorney Dkt #:365738.1009US1 (00021)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, GILLIAN
Exec Dt:
09/21/2015
2
HERBST, ROBERT W.
Exec Dt:
09/30/2015
3
BRIDGEWATER, JUMA
Exec Dt:
10/12/2015
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1477
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160058884
14843769
Correspondence name and address
MELISSA HUNTER-ENSOR, PH.D.
131 DARTMOUTH STREET, SUITE 501
SAUL EWING LLP
BOSTON, MA 02119
Assignment: 2
Reel/Frame:043544/0673   Pages: 8
Recorded: 09/11/2017
Attorney Dkt #:2921.0910002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, GILLIAN
Exec Dt:
09/21/2015
2
HERBST, ROBERT W.
Exec Dt:
09/30/2015
3
BRIDGEWATER, JUMA
Exec Dt:
10/12/2015
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1477
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10603388
US20170348428
15678505
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVE, NW
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:049275/0837   Pages: 8
Recorded: 05/24/2019
Attorney Dkt #:2921.0910003/EKS/CLD/MKK
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, GILLIAN
Exec Dt:
09/21/2015
2
HERBST, ROBERT W.
Exec Dt:
09/30/2015
3
BRIDGEWATER, JUMA
Exec Dt:
10/12/2015
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190365917
16407384
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 4
Reel/Frame:064579/0954   Pages: 8
Recorded: 08/14/2023
Attorney Dkt #:2921.0910004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, GILLIAN
Exec Dt:
09/21/2015
2
HERBST, ROBERT W.
Exec Dt:
09/30/2015
3
BRIDGEWATER, JUMA
Exec Dt:
10/12/2015
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230364252
18146307
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1101 K STREET, NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 5
Reel/Frame:047280/0082   Pages: 7
Recorded: 10/23/2018
Attorney Dkt #:128037-03102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAI, KATHARINE C.
Exec Dt:
10/01/2018
2
HERBST, ROBERT W.
Exec Dt:
10/18/2018
3
HILDERBRAND, SCOTT ALAN
Exec Dt:
10/05/2018
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210299265
16075263
Correspondence name and address
MCCARTER & ENGLISH, LLP
265 FRANKLIN STREET
BOSTON, MA 02110
Assignment: 6
Reel/Frame:048622/0244   Pages: 4
Recorded: 03/18/2019
Attorney Dkt #:2921.0990002/EKS/CLD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MILANO, DANIEL F.
Exec Dt:
03/15/2019
2
REARDON, MICHAEL R.
Exec Dt:
03/13/2019
3
SILVA, RICHARD A.
Exec Dt:
03/13/2019
4
HUTCHINS, BENJAMIN M.
Exec Dt:
03/15/2019
5
HERBST, ROBERT W.
Exec Dt:
03/15/2019
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11274121
US20190270769
16245890
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVE, NW
WASHINGTON, DC 20005
Assignment: 7
Reel/Frame:058934/0855   Pages: 4
Recorded: 02/09/2022
Attorney Dkt #:2921.0990003/EKS/CLD/ELW
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MILANO, DANIEL F.
Exec Dt:
03/15/2019
2
REARDON, MICHAEL R.
Exec Dt:
03/13/2019
3
SILVA, RICHARD A.
Exec Dt:
03/13/2019
4
HUTCHINS, BENJAMIN M.
Exec Dt:
03/15/2019
5
HERBST, ROBERT W.
Exec Dt:
03/15/2019
Assignee
1
IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220267371
17667002
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, N.W.
SUITE 600
WASHINGTON, DC 20005

Search Results as of: 05/23/2024 10:57 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT