Patent US294327A successfully refreshed from Google Patents.
US294327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dlesex
Assignee: —
•
Filing: —
•
Granted: 1884-02-26
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Expires: 1901-02-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:58
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/02; E03D9/03; E03D9/033; E03D9/037; E03C; E03C1/00; E03C1/12; E03C1/126; E03D2009/028
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) | 1887-02-25 | 1887-08-27 | 1888-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-02-25 | 1891-08-27 | 1892-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-02-25 | 1895-08-27 | 1896-02-26 | $7700.00 | Window Closed / Lapsed |