US3377097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration damped railway wheel
Assignee: Goodrich Corp
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Filing: 1966-06-23
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Granted: 1968-04-09
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Expires: 1986-06-23
Abstract
No abstract record available.
Inventors
- 👤 Roger C Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:48
CPC Classifications
B; B60; B60B; B60B17/00; B60B17/0006; B60B17/0013; B60B17/0017; F; F16; F16F; F16F15/00; F16F15/10; F16F15/14; F16F15/1407; F16F15/1414; F16F15/1435; F16F15/1442; F16H; F16H55/00; F16H55/02; F16H55/14; B60B2900/00; B60B2900/10; B60B2900/133
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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |