Patent details
EP1422436 Title: Spiral watch spring and its method of production
Basic Information
- Publication number:
- EP1422436
- PCT Application Number:
- Type:
- European Patent Granted for LU
- Legal Status:
- Lapsed
- Application number:
- EP020261475
- PCT Publication Number:
- First applicant's nationality:
- Translation Language:
- EPO Publication Language:
- French
- English Title of Invention:
- Spiral watch spring and its method of production
- French Title of Invention:
- Ressort spiral de montre et son procédé de fabrication
- German Title of Invention:
- Spiraluhrwerkfeder und Verfahren zu deren Herstellung
- SPC Number:
Dates
- Filing date:
- 25/11/2002
- Grant date:
- 26/10/2005
- EP Publication Date:
- 26/10/2005
- 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:
- 26/05/2004
- EP B1 Publication Date:
- 26/10/2005
- EP B2 Publication Date:
- EP B3 Publication Date:
- Lapsed date:
- 25/11/2005
- Expiration date:
- 25/11/2022
- Renunciation date:
- Revocation date:
- Annulment date:
Owner
- From:
- 25/11/2002
- Name:
- CSEM Centre Suisse d'Electronique et de
- Address:
- Jaquet-Droz 1, 2007 Neuchâtel, Switzerland (CH)
Inventor
1
- Name:
- Perret André
- Address:
- Switzerland (CH)
2
- Name:
- Bourgeois Claude
- Address:
- Switzerland (CH)
3
- Name:
- Hoogerwerf Arnold Christiaan
- Address:
- Switzerland (CH)
Classification
- Main IPC Class:
- F16F 1/10;
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