Patent details
EP1320901 Title: IMPROVED BUFFER FOR GROWTH OF GaN ON SAPPHIRE
Basic Information
- Publication number:
- EP1320901
- PCT Application Number:
- PCT/US/2001/023330
- Type:
- European Patent Granted for LU
- Legal Status:
- Lapsed
- Application number:
- EP019617216
- PCT Publication Number:
- WO/2002/009199
- First applicant's nationality:
- Translation Language:
- EPO Publication Language:
- English
- English Title of Invention:
- IMPROVED BUFFER FOR GROWTH OF GaN ON SAPPHIRE
- French Title of Invention:
- TAMPON AMELIORE DESTINE A LA CROISSANCE DE GAN SUR SAPHIR
- German Title of Invention:
- VERBESSERTER PUFFER ZUM WACHSTUM VON GaN AUF SAPHIR
- SPC Number:
Dates
- Filing date:
- 25/07/2001
- Grant date:
- 06/07/2011
- EP Publication Date:
- 06/07/2011
- PCT Publication Date:
- 31/01/2002
- Claims Translation Received Date:
- Translations Received Date (B1 EP Publication):
- Translations Received Date (B2 EP Publication):
- Translations Received Date (B3 EP Publication):
- Publication date:
- 25/06/2003
- EP B1 Publication Date:
- 06/07/2011
- EP B2 Publication Date:
- EP B3 Publication Date:
- Lapsed date:
- 25/07/2011
- Expiration date:
- 25/07/2021
- Renunciation date:
- Revocation date:
- Annulment date:
Owner
- From:
- 25/07/2001
- Name:
- Lumei Optoelectronics Corporation
- Address:
- 9650 Telstar Avenue, El Monte, CA 91731, United States (US)
Inventor
1
- Name:
- Cheng Xiuping
- Address:
- United States (US)
2
- Name:
- CHEN Changhua
- Address:
- United States (US)
3
- Name:
- DONG James
- Address:
- United States (US)
4
- Name:
- LIU Heng
- Address:
- United States (US)
Priority
- Priority Number:
- 626442
- Priority Date:
- 26/07/2000
- Priority Country:
- United States (US)
Classification
- Main IPC Class:
- H01L 21/02;
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