The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 04, 2012

Filed:

Sep. 30, 2009
Applicants:

Tatsuya Igarashi, Minami-ashigara, JP;

Kousuke Watanabe, Minami-ashigara, JP;

Seiji Ichijima, Minami-ashigara, JP;

Toshihiro Ise, Minami-ashigara, JP;

Inventors:

Tatsuya Igarashi, Minami-ashigara, JP;

Kousuke Watanabe, Minami-ashigara, JP;

Seiji Ichijima, Minami-ashigara, JP;

Toshihiro Ise, Minami-ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01);
U.S. Cl.
CPC ...
Abstract

An organic electroluminescent device, which has a pair of electrodes, and at least one organic layer including a luminescent layer between the electrodes, wherein the organic layer contains at least one compound of formula (1): wherein Qare atoms for forming a nitrogen-containing hetero ring; Zto Zeach independently represents CR, wherein R represents a substituent, CH or N; nis 0 or 1; Mis a metal or boron ion that may further have a ligand(s); and a compound of formula (6): wherein Rto Reach is a hydrogen atom or a substituent; Xto Xand Zto Zeach is CR, wherein R represents a substituent, CH or N.


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Igarashi, Tatsuya. (2012). Organic electroluminescent device and platinum compound (U.S. Patent No. 8257838). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8257838

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