Patent details
EP2481669 Title: Attenuation of open rotor noise
Basic Information
- Publication number:
- EP2481669
- PCT Application Number:
- Type:
- European Patent Granted for LU
- Legal Status:
- Lapsed
- Application number:
- EP121510614
- PCT Publication Number:
- First applicant's nationality:
- Translation Language:
- EPO Publication Language:
- English
- English Title of Invention:
- Attenuation of open rotor noise
- French Title of Invention:
- Atténuation du bruit d'un rotor ouvert
- German Title of Invention:
- Schalldämpfung offener Rotoren
- SPC Number:
Dates
- Filing date:
- 13/01/2012
- Grant date:
- 17/05/2017
- EP Publication Date:
- 01/08/2012
- PCT Publication Date:
- Claims Translation Received Date:
- Translations Received Date (B1 EP Publication):
- Translations Received Date (B2 EP Publication):
- Translations Received Date (B3 EP Publication):
- Publication date:
- 17/05/2017
- EP B1 Publication Date:
- 17/05/2017
- EP B2 Publication Date:
- EP B3 Publication Date:
- Lapsed date:
- 13/01/2018
- Expiration date:
- 13/01/2032
- Renunciation date:
- Revocation date:
- Annulment date:
Owner
- From:
- 17/05/2017
- Name:
- Rolls-Royce plc
- Address:
- 62 Buckingham Gate, London SW1E 6AT, United Kingdom (GB)
Inventor
- Name:
- Kingan, Michael
- Address:
- United Kingdom (GB)
Priority
- Priority Number:
- 201101609
- Priority Date:
- 31/01/2011
- Priority Country:
- United Kingdom (GB)
Classification
- IPC classification:
- B64C 7/02; B64C 11/48; B64D 29/00;
Publication
European Patent Bulletin
- Issue number:
- 201720
- Publication date:
- 17/05/2017
- 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:
| Filing date | Document type | Number of pages |
|---|---|---|
| 31/05/2018 | Outgoing Correspondence | 1 |