US629645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telegraph-sounder.
Assignee: REUBEN L PRITCHARD
•
Filing: 1898-04-22
•
Granted: 1899-07-25
•
Expires: 1918-04-22
Abstract
No abstract record available.
Inventors
- 👤 James Swinton Baynard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:57
CPC Classifications
H; H04; H04L; H04L15/00; H04L15/24; H04L15/28; H04L15/285
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) | 1902-07-25 | 1903-01-24 | 1903-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-07-25 | 1907-01-24 | 1907-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-07-25 | 1911-01-24 | 1911-07-26 | $7700.00 | Window Closed / Lapsed |