US2659427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil burner nozzle head element
Assignee: Individual
•
Filing: 1950-11-28
•
Granted: 1953-11-17
•
Expires: 1970-11-28
Abstract
No abstract record available.
Inventors
- 👤 Isaiah M Bither
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:22
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/36; F23D11/40; F23D11/408
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US566292A
Cited
US1350037A
Cited
US2065042A
Cited
US2066806A
Cited
US2308439A
Cited
US2496775A
Cited
US2553130A
Cited
US2526220A
Cited
US2531538A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |