Patent US3564980A successfully refreshed from Google Patents.
Patent US2633889A successfully refreshed from Google Patents.
US2633889A
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Means for checking and adjusting the air pressure in tires
Assignee: Individual
•
Filing: 1949-11-12
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Granted: 1953-04-07
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Expires: 1969-11-12
Abstract
No abstract record available.
Inventors
- 👤 Vignini Amilcare
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:21
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/001; B60C23/003; B60C23/00372; B60C23/00309; B60C23/00318; B60C23/00345; B60C23/00354; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/1774; Y10T137/7722; Y10T137/7781; Y10T137/7793
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR382325A
Cited
US1072907A
Cited
US1297239A
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US1796482A
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US2107405A
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US2168690A
Cited
US2213539A
Cited
US2156841A
Cited
US2529731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |