US2535923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vaporizing oil burner
Assignee: Motor Wheel Corp
•
Filing: 1948-01-16
•
Granted: 1950-12-26
•
Expires: 1968-01-16
Abstract
No abstract record available.
Inventors
- 👤 Vaughn H Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:46
CPC Classifications
F; F23; F23D; F23D5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US623012A
Cited
US2225467A
Cited
US2263737A
Cited
US2302287A
Cited
US2361912A
Cited
US2409677A
Cited
US2391567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |