Patent US6426145B1 successfully refreshed from Google Patents.
US309318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
David m
Assignee: —
•
Filing: —
•
Granted: 1884-12-16
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Expires: 1901-12-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:30
CPC Classifications
B; B41; B41F; B41F17/00; B42; B42C; B42C5/00
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) | 1887-12-16 | 1888-06-16 | 1888-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-12-16 | 1892-06-16 | 1892-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-12-16 | 1896-06-16 | 1896-12-16 | $7700.00 | Window Closed / Lapsed |