US2758608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire stem inflation valve
Assignee: Individual
•
Filing: 1952-08-29
•
Granted: 1956-08-14
•
Expires: 1972-08-29
Abstract
No abstract record available.
Inventors
- 👤 Sutcliffe John William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:15
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/20; Y; Y10; Y10T; Y10T137/00; Y10T137/3584; Y10T137/3786
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US248902A
Cited
CH81540A
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US1797036A
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US2033512A
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FR696718A
Cited
US2116087A
Cited
US2250813A
Cited
US2284971A
Cited
US2313142A
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US2473591A
Cited
US2451276A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-14 | 1960-02-13 | 1960-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-14 | 1964-02-13 | 1964-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-14 | 1968-02-13 | 1968-08-14 | $7700.00 | Window Closed / Lapsed |