US2679384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibrator
Assignee: LIVINGSTON CONSTRUCTION Co Ltd
•
Filing: 1951-11-30
•
Granted: 1954-05-25
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Expires: 1971-11-30
Abstract
No abstract record available.
Inventors
- 👤 Livingston William David
- 👤 King Ronald Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:13
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/10; B06B1/16; B28; B28B; B28B21/00; B28B21/02; B28B21/10; B28B21/14; B28B21/16; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/18552
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) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |