FR867758A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to domestic heating appliances
Assignee: Lucien Pascal Barry
•
Filing: 1940-11-21
•
Granted: 1941-11-27
•
Expires: 1960-11-21
Abstract
No abstract record available.
Inventors
- 👤 Lucien Pascal Barry
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 03:29
CPC Classifications
F; F24; F24B; F24B1/00; F24B1/18; F24B1/183
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.