Patent US2497829A successfully refreshed from Google Patents.
US2497829A
Expired / Lapsed
US
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Snubber
Assignee: American Steel Foundries
•
Filing: 1945-08-31
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Granted: 1950-02-14
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Expires: 1965-08-31
Abstract
No abstract record available.
Inventors
- 👤 Walter H Baselt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:40
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/08; F16F7/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1174269A
Cited
US1329795A
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US1292539A
Cited
US1366422A
Cited
US1742003A
Cited
GB416857A
Cited
US2237318A
Cited
US2238083A
Cited
US2373508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |