US2542317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle heater
Assignee: Eaton Corp
•
Filing: 1949-08-20
•
Granted: 1951-02-20
•
Expires: 1969-08-20
Abstract
No abstract record available.
Inventors
- 👤 James W Faulhaber
- 👤 Ferd W Fisher
- 👤 Simons Homer Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:29
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00457
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR846879A
Cited
US1871225A
Cited
US2026929A
Cited
US2295750A
Cited
US2198337A
Cited
US2253671A
Cited
US2325427A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |