US247755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
rawson
Assignee: —
•
Filing: —
•
Granted: 1881-10-04
•
Expires: 1898-10-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:39
CPC Classifications
F; F04; F04B; F04B9/00; F04B9/14; E; E03; E03C; E03C1/00; E03C1/02; E03C1/04; E03C1/046; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86099; Y10T137/86292; Y10T137/86493; Y10T137/86501
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) | 1884-10-03 | 1885-04-04 | 1885-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1888-10-03 | 1889-04-04 | 1889-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1892-10-03 | 1893-04-04 | 1893-10-04 | $7700.00 | Window Closed / Lapsed |