Patent US6176882B1 successfully refreshed from Google Patents.
US466937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gustav pfannkuche
Assignee: —
•
Filing: —
•
Granted: 1892-01-12
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Expires: 1909-01-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:00
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/32; H01F27/322
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) | 1895-01-11 | 1895-07-13 | 1896-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-01-11 | 1899-07-13 | 1900-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-01-12 | 1903-07-14 | 1904-01-13 | $7700.00 | Window Closed / Lapsed |