Patent FR397969A successfully refreshed from Google Patents.
FR397969A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Specially shaped emptying tank with interior cleaning arrangement
Assignee: LOUIS ALPHONSE CAILLOUEL
•
Filing: 1908-12-28
•
Granted: 1909-05-24
•
Expires: 1928-12-28
Abstract
No abstract record available.
Inventors
- 👤 Louis-Alphonse Caillouel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 05:58
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/22; B60P3/24; B08; B08B; B08B9/00; B08B9/08
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.