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

Total Assignments: 2
Patent #:
Issue Dt:
03/24/2015
Application #:
12602039
Filing Dt:
11/25/2009
Publication #:
Pub Dt:
07/29/2010
Inventors:
Philipp Stoessel, Arne Buesing, Holger Heil
Title:
BENZANTHRACENE DERIVATIVES FOR ORGANIC ELECTROLUMINESCENT DEVICES
Assignment: 1
Reel/Frame:
023640/0545Recorded: 12/11/2009Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/28/2009
Exec Dt:
09/28/2009
Exec Dt:
09/28/2009
Assignee:
FRANKFURTER STRASSE 250
DARMSTADT, GERMANY 64293
Correspondent:
ASHLEY I. PEZZNER
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 2
Reel/Frame:
071617/0882Recorded: 07/07/2025Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/13/2025
Assignee:
2-1, OTEMACHI 1-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-8321
Correspondent:
GEOFFREY ZELLEY
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996

Search Results as of: 08/10/2025 06:40 AM
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