Patent US3440899A successfully refreshed from Google Patents.
US3440899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tuned vibration damper
Assignee: Wallace Murray Corp
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Filing: 1967-08-11
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Granted: 1969-04-29
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Expires: 1987-08-11
Abstract
No abstract record available.
Inventors
- 👤 Sanford A Mcgavern
- 👤 William K Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:10
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/10; F16F15/14; F16F15/1407; F16F15/1414; F16F15/1435; F16F15/1442; F16F15/16; F16F15/167
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3196710A
Cited
US3373633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |