US1109811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sounder.
Assignee: Submarine Signal Co
•
Filing: 1910-11-16
•
Granted: 1914-09-08
•
Expires: 1930-11-16
Abstract
No abstract record available.
Inventors
- 👤 Edward C Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:18
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/18; G10K11/26; G10K11/35; G10K11/352
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) | 1917-09-07 | 1918-03-09 | 1918-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-09-07 | 1922-03-09 | 1922-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-09-07 | 1926-03-09 | 1926-09-08 | $7700.00 | Window Closed / Lapsed |