FR608587A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to liquid filters
Assignee: Alexis Chaussepied
•
Filing: 1925-03-23
•
Granted: 1926-07-29
•
Expires: 1945-03-23
Abstract
No abstract record available.
Inventors
- 👤 Alexis Chaussepied
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 13:28
CPC Classifications
B; B01; B01D; B01D29/00; B01D29/60; B01D29/605; B01D29/11; B01D29/13; B01D29/15; B01D2201/00; B01D2201/18; B01D2201/182
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.