Patent US2839278A successfully refreshed from Google Patents.
US2839278A
Expired / Lapsed
US
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Vibrating device
Assignee: Individual
•
Filing: 1953-08-24
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Granted: 1958-06-17
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Expires: 1973-08-24
Abstract
No abstract record available.
Inventors
- 👤 Ernest D Rowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:56
CPC Classifications
B; B28; B28B; B28B21/00; B28B21/02; B28B21/10; B28B21/22; B28B21/30; B28B21/34; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18064
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US718254A
Cited
US870511A
Cited
FR513884A
Cited
US2042395A
Cited
US2166175A
Cited
GB509595A
Cited
US2341012A
Cited
DE815920C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |