Patent US2843715A successfully refreshed from Google Patents.
US2843715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile heating device
Assignee: Individual
•
Filing: 1953-11-16
•
Granted: 1958-07-15
•
Expires: 1973-11-16
Abstract
No abstract record available.
Inventors
- 👤 Albert A Paley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:49
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/0025; B60H1/00257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2450921A
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US2520775A
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DE817327C
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US2610285A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |