Patent FR724334A successfully refreshed from Google Patents.
FR724334A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to control devices for window glass sliding in the vertical plane
Assignee: William Young
•
Filing: 1931-08-13
•
Granted: 1932-04-25
•
Expires: 1951-08-13
Abstract
No abstract record available.
Inventors
- 👤 William Young
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 04:33
CPC Classifications
E; E05; E05F; E05F11/00; E05F11/38; E05F11/382; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55
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.