US828570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically-operated indicator.
Assignee: Individual
•
Filing: 1906-01-12
•
Granted: 1906-08-14
•
Expires: 1926-01-12
Abstract
No abstract record available.
Inventors
- 👤 Michael C Regan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:43
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/40; G01F23/44; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1577; Y10T74/1579
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) | 1909-08-13 | 1910-02-12 | 1910-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-08-13 | 1914-02-12 | 1914-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-08-13 | 1918-02-12 | 1918-08-14 | $7700.00 | Window Closed / Lapsed |