Patent US2520353A successfully refreshed from Google Patents.
US2520353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire pressure alarm switch
Assignee: Individual
•
Filing: 1945-12-15
•
Granted: 1950-08-29
•
Expires: 1965-12-15
Abstract
No abstract record available.
Inventors
- 👤 Del Antonio Fernandez Martinez
- 👤 Juan Fernandez-Yanez Y Ozores
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:44
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/02; B60C23/04; B60C23/0408; Y; Y10; Y10T; Y10T137/00; Y10T137/3584; Y10T137/3662
Claims Analysis
Total Claims: 0
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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) | 1953-08-28 | 1954-02-27 | 1954-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-28 | 1958-02-27 | 1958-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-28 | 1962-02-27 | 1962-08-29 | $7700.00 | Window Closed / Lapsed |