US260651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermic regulator for electric-current generators
Assignee: —
•
Filing: —
•
Granted: 1882-07-04
•
Expires: 1899-07-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:24
CPC Classifications
H; H02; H02P; H02P23/00; H02P23/16; Y; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/1963
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) | 1885-07-03 | 1886-01-02 | 1886-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1889-07-03 | 1890-01-02 | 1890-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1893-07-03 | 1894-01-02 | 1894-07-04 | $7700.00 | Window Closed / Lapsed |