Patent US4455453A successfully refreshed from Google Patents.
FR902859A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to plank frames for lightweight constructions
Assignee: Louis-Alexandre Trampoglieri
•
Filing: 1944-03-15
•
Granted: 1945-09-14
•
Expires: 1964-03-15
Abstract
No abstract record available.
Inventors
- 👤 Louis-Alexandre Trampoglieri
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 13:59
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26
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.