Patent US293076A successfully refreshed from Google Patents.
US293076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
piette
Assignee: —
•
Filing: —
•
Granted: 1884-02-05
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Expires: 1901-02-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:35
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/16; H01F7/1607
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) | 1887-02-04 | 1887-08-06 | 1888-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-02-04 | 1891-08-06 | 1892-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-02-04 | 1895-08-06 | 1896-02-05 | $7700.00 | Window Closed / Lapsed |