Invention Grant
- Patent Title: Heterocyclic compound, material for organic electroluminescent elements using same, organic electroluminescent element using same, and electronic device
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Application No.: US14767395Application Date: 2014-03-28
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Publication No.: US09887367B2Publication Date: 2018-02-06
- Inventor: Tasuku Haketa , Masahiro Kawamura , Kazuki Nishimura , Yumiko Mizuki
- Applicant: IDEMITSU KOSAN CO., LTD.
- Applicant Address: JP Chiyoda-ku
- Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee Address: JP Chiyoda-ku
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2013-075294 20130329
- International Application: PCT/JP2014/059374 WO 20140328
- International Announcement: WO2014/157708 WO 20141002
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D491/147 ; C07D495/14 ; H05B33/20 ; H01L51/50
Abstract:
A heterocyclic compound in which three 5-membered rings are fused to a benzene ring and a saturated or unsaturated ring is further fused to each of the 5-membered rings is a novel material, which is useful as a material for organic electroluminescence devices for the production of organic electroluminescence devices and electronic equipment.
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