FR417359A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and apparatus for saving fuel in heaters
Assignee: Individual
•
Filing: 1910-06-22
•
Granted: 1910-11-12
•
Expires: 1930-06-22
Abstract
No abstract record available.
Inventors
- 👤 Robert Thorn Haines
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 22:40
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/10
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.