Patent FR407720A successfully refreshed from Google Patents.
FR407720A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Free valve for water distribution devices
Assignee: PHILIPPE QUESTIENNE
•
Filing: 1909-10-08
•
Granted: 1910-03-09
•
Expires: 1929-10-08
Abstract
No abstract record available.
Inventors
- 👤 Philippe Questienne
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 17:39
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/46
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.