US736884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of electrical signaling.
Assignee: MARIE V GEHRING
•
Filing: 1903-04-08
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Granted: 1903-08-18
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Expires: 1923-04-08
Abstract
No abstract record available.
Inventors
- 👤 Harry Shoemaker
- 👤 Homer Clyde Snook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:00
CPC Classifications
H; H04; H04W; H04W16/00; H04W16/14
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) | 1906-08-17 | 1907-02-16 | 1907-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-08-17 | 1911-02-16 | 1911-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-08-17 | 1915-02-16 | 1915-08-18 | $7700.00 | Window Closed / Lapsed |