Patent US2960980A successfully refreshed from Google Patents.
US2960980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stove burner
Assignee: Selas Corp of America
•
Filing: 1955-12-14
•
Granted: 1960-11-22
•
Expires: 1975-12-14
Abstract
No abstract record available.
Inventors
- 👤 Williams John Roger
- 👤 James S Shute
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:43
CPC Classifications
F; F24; F24C; F24C3/00; F24C3/08; F24C3/085; F23; F23D; F23D99/00; F23D99/002; F23D99/004; F23C; F23C2900/00; F23C2900/03003; F23C2900/03005; F23D2206/00; F23D2206/0094; F23D2207/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR796780A
Cited
US2398611A
Cited
US572486A
Cited
US1144785A
Cited
US1735654A
Cited
US1640861A
Cited
US2241661A
Cited
US2526748A
Cited
US2570554A
Cited
US2649850A
Cited
US2759471A
Cited
US2870828A
Cited
US2870829A
Cited
US2847988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |