Patent US2979164A successfully refreshed from Google Patents.
US2979164A
Expired / Lapsed
US
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Rotor brake arrangement
Assignee: American Steel Foundries
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Filing: 1958-01-16
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Granted: 1961-04-11
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Expires: 1978-01-16
Abstract
No abstract record available.
Inventors
- 👤 Russell G Altherr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:29
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/04; F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/2245; F16D65/00; F16D65/38; F16D65/40; F16D65/42; F16D65/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2207126A
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US2406201A
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US2850119A
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US2911070A
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US2855074A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |