Patent FR67675E successfully refreshed from Google Patents.
FR67675E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to molded concrete flues
Assignee: FABRICATION P T A SOC D
•
Filing: 1955-03-11
•
Granted: 1958-03-17
•
Expires: 1975-03-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 10:01
CPC Classifications
E; E04; E04F; E04F17/00; E04F17/02; E04F17/023; E04B; E04B2/00; E04B2/02; E04B2/28; E04B2002/0295
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.