Patent FR508271A successfully refreshed from Google Patents.
FR508271A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
New coil spring construction
Assignee: CHARLES-LEOPOLD BECK
•
Filing: 1920-01-10
•
Granted: 1920-10-06
•
Expires: 1940-01-10
Abstract
No abstract record available.
Inventors
- 👤 Charles-Leopold Beck
- 👤 Arthur Gehenniaux
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 13:34
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/02; F16F1/04; F16F1/042; F16F1/043
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.