Patent US781885A successfully refreshed from Google Patents.
US781885A
Expired / Lapsed
US
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Vibratone.
Assignee: Individual
•
Filing: 1904-04-25
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Granted: 1905-02-07
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Expires: 1924-04-25
Abstract
No abstract record available.
Inventors
- 👤 Frank Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:38
CPC Classifications
A; A61; A61H; A61H23/00; A61H23/02; A61H23/0254; A61H23/0263
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1908-02-07 | 1908-08-08 | 1909-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-02-07 | 1912-08-08 | 1913-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-02-07 | 1916-08-08 | 1917-02-07 | $7700.00 | Window Closed / Lapsed |