US2876869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand brake arrangement
Assignee: American Steel Foundries
•
Filing: 1953-02-24
•
Granted: 1959-03-10
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Expires: 1973-02-24
Abstract
No abstract record available.
Inventors
- 👤 Coskun Mehmet Kemal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:51
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/2245; B; B61; B61H; B61H5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1612781A
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US1947880A
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US1935334A
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US2174401A
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US2286517A
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US2394151A
Cited
US2436136A
Cited
US2447244A
Cited
US2461194A
Cited
US2460693A
Cited
GB678499A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |