Patent US2914962A successfully refreshed from Google Patents.
US2914962A
Expired / Lapsed
US
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Flywheel system
Assignee: Individual
•
Filing: 1956-12-27
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Granted: 1959-12-01
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Expires: 1976-12-27
Abstract
No abstract record available.
Inventors
- 👤 Bertram A Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:05
CPC Classifications
F; F16; F16H; F16H33/00; F16H33/02; B; B60; B60K; B60K6/00; B60K6/08; B60K6/10; B60K6/105; F16H2706/00; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/62; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2121; Y10T74/213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |