FR782660A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Pumice concrete slabs
Assignee: Jean Louis Caillet
•
Filing: 1934-12-13
•
Granted: 1935-06-08
•
Expires: 1954-12-13
Abstract
No abstract record available.
Inventors
- 👤 Jean Louis Caillet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 10:29
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/16; E04B5/17; E04B5/23; E04B5/26; E04B5/261; E04B5/265
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.