Patent US5268625A successfully refreshed from Google Patents.
US73400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
William snodg-rass
Assignee: —
•
Filing: —
•
Granted: 1868-01-14
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Expires: 1885-01-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:20
CPC Classifications
F; F03; F03B; F03B7/00; F03B7/003; F04; F04D; F04D29/00; F04D29/18; F04D29/22; F04D29/24; F04D29/247; Y; Y02; Y02E; Y02E10/00; Y02E10/20
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) | 1871-01-13 | 1871-07-15 | 1872-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1875-01-13 | 1875-07-15 | 1876-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1879-01-13 | 1879-07-15 | 1880-01-14 | $7700.00 | Window Closed / Lapsed |