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 : DU, XUEWEN
Total Assignments: 2
Assignment: 1
Reel/Frame:041417/0810   Pages: 4
Recorded: 01/19/2017
Attorney Dkt #:43022.0202
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/01/2016
2
Exec Dt:
11/01/2016
3
Exec Dt:
11/01/2016
Assignee
1
415 SOUTH STREET
WALTHAM, MASSACHUSETTS 02453-2728
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15303117
Correspondence name and address
LECLAIRRYAN, A PROFESSIONAL CORPORATION
70 LINDEN OAKS
SUITE 210
ROCHESTER, NY 14625
Assignment: 2
Reel/Frame:044416/0337   Pages: 4
Recorded: 11/09/2017
Attorney Dkt #:43022.0242
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/12/2017
2
Exec Dt:
09/12/2017
3
Exec Dt:
10/17/2017
Assignee
1
415 SOUTH STREET
WALTHAM, MASSACHUSETTS 02453-2728
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15550649
Correspondence name and address
LECLAIRRYAN, A PROFESSIONAL CORPORATION
70 LINDEN OAKS
SUITE 210
ROCHESTER, NY 14625

Search Results as of: 05/06/2024 01:10 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