Patent FR442449A successfully refreshed from Google Patents.
FR442449A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
New still
Assignee: LOUIS ESLOUS
•
Filing: 1912-04-11
•
Granted: 1912-08-31
•
Expires: 1932-04-11
Abstract
No abstract record available.
Inventors
- 👤 Louis Eslous
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 15:39
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/001; C; C02; C02F; C02F1/00; C02F1/02; C02F1/04
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.