FR701456A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Non-deformable box door
Assignee: Leon-Charles Douzille
•
Filing: 1930-08-29
•
Granted: 1931-03-17
•
Expires: 1950-08-29
Abstract
No abstract record available.
Inventors
- 👤 Leon-Charles Douzille
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 00:28
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/70; E06B3/7015; E06B3/7017; E06B3/7007
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.