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 #:
9290692
Issue Dt:
03/22/2016
Application #:
13138494
Filing Dt:
08/26/2011
Publication #:
20110309342
Pub Dt:
12/22/2011
Inventors:
Hiroshige Tanaka, Takaya Ishiyama, Kazuto Shiraishi, Tohru Asari, Hiroyuki Hayashida et al
Title:
POLYMER LIGHT-EMITTING MATERIAL, METHOD FOR PRODUCING THE SAME, AND ORGANIC ELECTROLUMINESCENT DEVICE
Assignment: 1
Reel/Frame:
026889/0410Recorded: 09/12/2011Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
TANAKA, HIROSHIGE
Exec Dt:
06/02/2011
ISHIYAMA, TAKAYA
Exec Dt:
06/02/2011
SHIRAISHI, KAZUTO
Exec Dt:
06/02/2011
ASARI, TOHRU
Exec Dt:
06/02/2011
HAYASHIDA, HIROYUKI
Exec Dt:
06/02/2011
YOSHIMURA, KAZUAKI
Exec Dt:
06/02/2011
Assignee:
NIPPON STEEL CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Correspondent:
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 2
Reel/Frame:
030049/0771Recorded: 03/20/2013Pages: 17
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
NIPPON STEEL CHEMICAL CO., LTD.
Exec Dt:
10/01/2012
Assignee:
NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Correspondent:
BIRCH STEWART KOLASCH & BIRCH LLP
PO BOX 747
FALLS CHURCH, VA 22040-0747

Search Results as of: 04/30/2024 02:21 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