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 Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:057608/0404   Pages: 10
Recorded: 09/27/2021
Attorney Dkt #:298068-00368
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
02/18/2025
Application #:
17310941
Filing Dt:
09/01/2021
Publication #:
Pub Dt:
05/26/2022
Title:
PREPARATION OF MAYTANSINOL
Assignors
1
Exec Dt:
02/16/2021
2
Exec Dt:
02/16/2021
3
Exec Dt:
02/22/2021
4
Exec Dt:
02/17/2021
Assignee
1
86 MORRIS AVENUE
SUMMIT, NEW JERSEY 07901
Correspondence name and address
ECKERT SEAMANS CHERIN & MELLOTT, LLC
TWO LIBERTY PLACE, 50 S. 16TH STREET
22ND FLOOR
PHILADELPHIA, PA 19102

Search Results as of: 06/23/2025 06:55 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