FR71253E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Protective device for construction work
Assignee: Paul Gay-Aubert
•
Filing: 1957-02-21
•
Granted: 1959-11-02
•
Expires: 1977-02-21
Abstract
No abstract record available.
Inventors
- 👤 Paul Gay-Aubert
- 👤 Albert Bres
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 20:04
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/32; E04G21/3261; E04G21/3266
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.