Patent US1004566A successfully refreshed from Google Patents.
US1004566A
Expired / Lapsed
US
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Selective signaling device.
Assignee: ORLO J HAMLIN
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Filing: 1908-09-04
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Granted: 1911-10-03
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Expires: 1928-09-04
Abstract
No abstract record available.
Inventors
- 👤 Edwin R Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:24
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/02; H01H51/04; H01H51/06; H01H51/08; H01H51/082; H01H51/086
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) | 1914-10-02 | 1915-04-03 | 1915-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-10-02 | 1919-04-03 | 1919-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-10-02 | 1923-04-03 | 1923-10-03 | $7700.00 | Window Closed / Lapsed |