US2960189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration dampener
Assignee: Kearney and Trecker Corp
•
Filing: 1956-11-19
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Granted: 1960-11-15
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Expires: 1976-11-19
Abstract
No abstract record available.
Inventors
- 👤 John G Osburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:20
CPC Classifications
B; B23; B23Q; B23Q17/00; B23Q17/09; B23Q17/0952; B23Q17/0971; B23Q17/0976; F; F16; F16F; F16F7/00; F16F7/10; F16F7/104; Y; Y10; Y10T; Y10T408/00; Y10T408/76; Y10T409/00; Y10T409/30; Y10T409/304312; Y10T409/309576; Y10T409/309632
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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |