US2465173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety fuel tank
Assignee: Individual
•
Filing: 1944-08-11
•
Granted: 1949-03-22
•
Expires: 1964-08-11
Abstract
No abstract record available.
Inventors
- 👤 Scales Baxter Boyd
- 👤 Franklin T Siersma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:22
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US565900A
Cited
US1106270A
Cited
US1727609A
Cited
US1834511A
Cited
US2181772A
Cited
US2276963A
Cited
US2314298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |