Patent details
EP3421648 Title: POLYCRYSTALLINE GALLIUM NITRIDE SELF-SUPPORTED SUBSTRATE AND LIGHT EMITTING ELEMENT USING THE SAME
Basic Information
- Publication number:
- EP3421648
- PCT Application Number:
- JP2017004891
- Type:
- European Patent Granted for LU
- Legal Status:
- Lapsed
- Application number:
- EP177562436
- PCT Publication Number:
- WO2017145802
- First applicant's nationality:
- Translation Language:
- EPO Publication Language:
- English
- English Title of Invention:
- POLYCRYSTALLINE GALLIUM NITRIDE SELF-SUPPORTED SUBSTRATE AND LIGHT EMITTING ELEMENT USING THE SAME
- French Title of Invention:
- SUBSTRAT RIGIDE DE NITRURE DE GALLIUM POLYCRISTALLIN ET ÉLÉMENT ÉLECTROLUMINESCENT UTILISANT CELUI-CI
- German Title of Invention:
- SELBSTTRAGENDES POLYKRISTALLINES GALLIUMNITRIDSUBSTRAT UND LICHTEMITTIERENDES ELEMENT DAMIT
- SPC Number:
Dates
- Filing date:
- 10/02/2017
- Grant date:
- 25/01/2023
- EP Publication Date:
- 02/01/2019
- PCT Publication Date:
- 31/08/2017
- Claims Translation Received Date:
- Translations Received Date (B1 EP Publication):
- Translations Received Date (B2 EP Publication):
- Translations Received Date (B3 EP Publication):
- Publication date:
- 25/01/2023
- EP B1 Publication Date:
- 25/01/2023
- EP B2 Publication Date:
- EP B3 Publication Date:
- Lapsed date:
- 10/02/2023
- Expiration date:
- 10/02/2037
- Renunciation date:
- Revocation date:
- Annulment date:
Owner
- From:
- 18/01/2023
- Name:
- NGK Insulators, Ltd.
- Address:
- 2-56, Suda-cho Mizuho-ku, Nagoya-shi, Aichi 467-8530, Japan (JP)
Inventor
1
- Name:
- WATANABE, Morimichi
- Address:
- Japan (JP)
2
- Name:
- SATO, Kei
- Address:
- Japan (JP)
3
- Name:
- NANATAKI, Tsutomu
- Address:
- Japan (JP)
4
- Name:
- KURAOKA, Yoshitaka
- Address:
- Japan (JP)
5
- Name:
- IMAI, Katsuhiro
- Address:
- Japan (JP)
Priority
1
- Priority Number:
- 2016034006
- Priority Date:
- 25/02/2016
- Priority Country:
- Japan (JP)
2
- Priority Number:
- 2016139508
- Priority Date:
- 14/07/2016
- Priority Country:
- Japan (JP)
3
- Priority Number:
- PCT/JP2016/078267
- Priority Date:
- 26/09/2016
- Priority Country:
- World Intellectual Property Office (WIPO) (WO)
4
- Priority Number:
- PCT/JP2016/078265
- Priority Date:
- 26/09/2016
- Priority Country:
- World Intellectual Property Office (WIPO) (WO)
5
- Priority Number:
- PCT/JP2016/078264
- Priority Date:
- 26/09/2016
- Priority Country:
- World Intellectual Property Office (WIPO) (WO)
Classification
- IPC classification:
- H01L 31/0392; H01L 33/32; C30B 9/12; C30B 19/02; C30B 19/12; C30B 28/04; C30B 29/40; C30B 29/60;
Publication
European Patent Bulletin
- Issue number:
- 202304
- Publication date:
- 25/01/2023
- Description:
- Grant (B1)
Annual Fees
- Annual Fee Due Date:
- Annual Fee Number:
- Expected Payer:
- Last Annual Fee Payment Date:
- Last Annual Fee Paid Number:
- Payer:
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