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 : MANSFIELD, KEITH
Total Assignments: 2
Assignment: 1
Reel/Frame:038656/0126   Pages: 7
Recorded: 05/20/2016
Attorney Dkt #:PAT054709-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/29/2014
Assignee
1
250 MASSACHUSETTS AVE.
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15034721
Correspondence name and address
KATHLEEN M. DRURY
700 MAIN STREET
CAMBRIDGE, MA 02139
Assignment: 2
Reel/Frame:059623/0001   Pages: 8
Recorded: 04/18/2022
Attorney Dkt #:N2067-7137US(PAT057974-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/09/2018
2
Exec Dt:
11/09/2018
3
Exec Dt:
11/09/2018
Assignee
1
250 MASSACHUSETTS AVE
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16768260
Correspondence name and address
K&L GATES LLP
ONE LINCOLN STREET
STATE STREET FINANCIAL CENTER
BOSTON, MA 02111

Search Results as of: 05/21/2024 11:35 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