US2458630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pan type oil gasifying burner
Assignee: Individual
•
Filing: 1945-09-26
•
Granted: 1949-01-11
•
Expires: 1965-09-26
Abstract
No abstract record available.
Inventors
- 👤 Palko Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:11
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/10; F23D11/36; F23D11/44; F23D2900/00; F23D2900/31023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US781922A
Cited
US1574545A
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US1677447A
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US1674282A
Cited
US1674283A
Cited
US1862910A
Cited
US2069960A
Cited
US2173115A
Cited
GB545957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-11 | 1952-07-12 | 1953-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-11 | 1956-07-12 | 1957-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-11 | 1960-07-12 | 1961-01-11 | $7700.00 | Window Closed / Lapsed |