Patent US210794A successfully refreshed from Google Patents.
US210794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in lawn-mowers
Assignee: —
•
Filing: —
•
Granted: 1878-12-10
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Expires: 1895-12-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:03
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/76; A01D34/77; A01D2101/00; Y; Y10; Y10S; Y10S56/00; Y10S56/18
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) | 1881-12-09 | 1882-06-10 | 1882-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1885-12-09 | 1886-06-10 | 1886-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1889-12-09 | 1890-06-10 | 1890-12-10 | $7700.00 | Window Closed / Lapsed |