Patent FR539362A successfully refreshed from Google Patents.
FR539362A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Gradual speed change
Assignee: Felix Decraene
•
Filing: 1921-07-02
•
Granted: 1922-06-24
•
Expires: 1941-07-02
Abstract
No abstract record available.
Inventors
- 👤 Felix Decraene
- 👤 Edmond Pasquet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 06:15
CPC Classifications
F; F16; F16H; F16H37/00; F16H2702/00; F16H2702/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.