Patent US2539101A successfully refreshed from Google Patents.
US2539101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet-metal top burner for gas cookstoves
Assignee: FLORENCE STOVE Co
•
Filing: 1946-05-03
•
Granted: 1951-01-23
•
Expires: 1966-05-03
Abstract
No abstract record available.
Inventors
- 👤 Herbert M Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:03
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/02; F23D14/04; F23D14/06; F23D14/065; F24; F24C; F24C3/00; F24C3/08; F24C3/085
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US927825A
Cited
US1488677A
Cited
US1843361A
Cited
US1945934A
Cited
US2026054A
Cited
US2386113A
Cited
US2396800A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-22 | 1954-07-24 | 1955-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-22 | 1958-07-24 | 1959-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-22 | 1962-07-24 | 1963-01-23 | $7700.00 | Window Closed / Lapsed |