Patent US1853333A successfully refreshed from Google Patents.
Patent US1663753A successfully refreshed from Google Patents.
US1663753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil burner
Assignee: Individual
•
Filing: 1926-10-28
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Granted: 1928-03-27
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Expires: 1946-10-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Fowler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:52
CPC Classifications
F; F23; F23D; F23D3/00; F23D2900/00; F23D2900/31016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1931-03-27 | 1931-09-26 | 1932-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-03-27 | 1935-09-26 | 1936-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-03-27 | 1939-09-26 | 1940-03-27 | $7700.00 | Window Closed / Lapsed |