Patent details
EP1499755 Title: SURFACE TREATMENT OF CO-CR BASED ALLOYS USING PLASMA CARBURIZATION
Basic Information
- Publication number:
- EP1499755
- PCT Application Number:
- PCT/GB/2003/001702
- Type:
- European Patent Granted for LU
- Legal Status:
- Expired
- Application number:
- EP037474988
- PCT Publication Number:
- WO/2003/093527
- First applicant's nationality:
- Translation Language:
- EPO Publication Language:
- English
- English Title of Invention:
- SURFACE TREATMENT OF CO-CR BASED ALLOYS USING PLASMA CARBURIZATION
- French Title of Invention:
- TRAITEMENT DE SURFACE D'ALLIAGES A BASE DE CO-CR PAR CEMENTATION AU PLASMA
- German Title of Invention:
- OBERFLÄCHENBEHANDLUNG VON LEGIERUNGEN AUF CO-CR-BASIS UNTER VERWENDUNG VON PLASMAKARBURIERUNG
- SPC Number:
Dates
- Filing date:
- 23/04/2003
- Grant date:
- 21/05/2008
- EP Publication Date:
- 21/05/2008
- PCT Publication Date:
- 13/11/2003
- Claims Translation Received Date:
- Translations Received Date (B1 EP Publication):
- Translations Received Date (B2 EP Publication):
- Translations Received Date (B3 EP Publication):
- Publication date:
- 26/01/2005
- EP B1 Publication Date:
- 21/05/2008
- EP B2 Publication Date:
- EP B3 Publication Date:
- Lapsed date:
- Expiration date:
- 23/04/2023
- Renunciation date:
- Revocation date:
- Annulment date:
Owner
- From:
- 18/12/2008
- Name:
- Ad.Surf.Eng. Limited
- Address:
- Birmingham Research Park, Vincent Drive, Birmingham B15 2SQ, United Kingdom (GB)
Agent
- Name:
- MARKS & CLERK LLP
- From:
- 06/08/2008
- Address:
- BP 1775, 1017, LUXEMBOURG, Luxembourg (LU)
- To:
Inventor
1
- Name:
- LI Chenxi
- Address:
- United Kingdom (GB)
2
- Name:
- DONG Hanshan
- Address:
- United Kingdom (GB)
3
- Name:
- BELL Thomas
- Address:
- United Kingdom (GB)
Priority
- Priority Number:
- 0209797
- Priority Date:
- 29/04/2002
- Priority Country:
- United Kingdom (GB)
Classification
- Main IPC Class:
- C23C 8/20;
Annual Fees
- Annual Fee Due Date:
- Annual Fee Number:
- Expected Payer:
- Last Annual Fee Payment Date:
- 20/04/2022
- Last Annual Fee Paid Number:
- 20
- Last Annual Fee Paid Amount:
- 300 Euro
- Payer:
- PAVIS GMBH
| Filing date | Document type | Number of pages |
|---|---|---|
| 12/08/2022 | Request For Change | 1 |
| 02/09/2022 | Outgoing Correspondence | 56 |