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 : PURETECH VENTURES, LLC
Total Assignments: 6
Assignment: 1
Reel/Frame:030147/0794   Pages: 4
Recorded: 04/03/2013
Attorney Dkt #:BU-2005-0075
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/13/2013
Assignee
1
ONE SILBER WAY
BOSTON, MASSACHUSETTS 02215
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
12279237
 
NONE
12279237
Correspondence name and address
JANINE ANDERSON
53 BAY STATE ROAD
BOSTON, MA 02215
Assignment: 2
Reel/Frame:030147/0790   Pages: 4
Recorded: 04/03/2013
Attorney Dkt #:BU-2005-0075
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/14/2013
Assignee
1
ONE SILBER WAY
BOSTON, MASSACHUSETTS 02215
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
12279243
 
12279243
Correspondence name and address
JANINE ADNERSON
53 BAY STATE ROAD
BOSTON, MA 02215
Assignment: 3
Reel/Frame:030147/0802   Pages: 4
Recorded: 04/03/2013
Attorney Dkt #:BU-2005-0025
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/14/2013
Assignee
1
ONE SILBER WAY
BOSTON, MASSACHUSETTS US 02215
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
12376288
 
NONE
12376288
Correspondence name and address
JANINE ANDERSON
53 BAY STATE ROAD
BOSTON, MA 02215
Assignment: 4
Reel/Frame:037280/0001   Pages: 3
Recorded: 12/14/2015
Attorney Dkt #:P0745.70005US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/11/2015
Assignee
1
501 BOYLSTON STREET
SUITE 6102
BOSTON, MASSACHUSETTS 02116
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13391352
Correspondence name and address
JOHN R. VAN AMSTERDAM
600 ATLANTIC AVENUE
WOLF GREENFIELD & SACKS, P.C.
BOSTON, MA 02210-2206
Assignment: 5
Reel/Frame:037286/0791   Pages: 3
Recorded: 12/14/2015
Attorney Dkt #:P0745.70005US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/11/2015
Assignee
1
501 BOYLSTON STREET
SUITE 6102
BOSTON, MASSACHUSETTS 02116
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13391352
Correspondence name and address
JOHN R. VAN AMSTERDAM
600 ATLANTIC AVENUE
WOLF GREENFIELD & SACKS, P.C.
BOSTON, MA 02210-2206
Assignment: 6
Reel/Frame:039839/0572   Pages: 3
Recorded: 08/11/2016
Attorney Dkt #:P0745.70003US00_WO00
Conveyance: CONFIRMATORY ASSIGNMENT
Assignor
1
Exec Dt:
08/05/2016
Assignee
1
19 BLACKSTONE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14903377
Correspondence name and address
JOHN R. VAN AMSTERDAM
600 ATLANTIC AVENUE
WOLF, GREENFIELD & SACKS P.C.
BOSTON, MA 02210

Search Results as of: 05/27/2024 10:46 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