US2445959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire pressure switch
Assignee: Individual
•
Filing: 1945-08-18
•
Granted: 1948-07-27
•
Expires: 1965-08-18
Abstract
No abstract record available.
Inventors
- 👤 Harvey R Luper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:12
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/02; B60C23/04; B60C23/0408; B60C23/0422; B60C23/0467
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US984453A
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US1144834A
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US1956578A
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US2037016A
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US2127187A
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US2188112A
Cited
US2206158A
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US2199032A
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US2239676A
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US2331571A
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US2347541A
Cited
US2316461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-27 | 1952-01-26 | 1952-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-27 | 1956-01-26 | 1956-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-27 | 1960-01-26 | 1960-07-27 | $7700.00 | Window Closed / Lapsed |