US2512301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowl type oil burner with spark ignition means
Assignee: General Bronze Corp
•
Filing: 1946-06-19
•
Granted: 1950-06-20
•
Expires: 1966-06-19
Abstract
No abstract record available.
Inventors
- 👤 Robert P Brecse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:57
CPC Classifications
F; F23; F23Q; F23Q3/00; F23Q3/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1888692A
Cited
US1888695A
Cited
US2076691A
Cited
FR444255A
Cited
US1681065A
Cited
US1673110A
Cited
US2129472A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-19 | 1953-12-19 | 1954-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-19 | 1957-12-19 | 1958-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-19 | 1961-12-19 | 1962-06-20 | $7700.00 | Window Closed / Lapsed |