Patent US854424A successfully refreshed from Google Patents.
US854424A
Expired / Lapsed
US
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Attachment for lawn-mowers.
Assignee: Individual
•
Filing: 1904-08-22
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Granted: 1907-05-21
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Expires: 1924-08-22
Abstract
No abstract record available.
Inventors
- 👤 Max Ketterer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:02
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/56; A01D34/57; A01D2101/00; Y; Y10; Y10S; Y10S16/00; Y10S16/38; 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) | 1910-05-20 | 1910-11-19 | 1911-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-05-20 | 1914-11-19 | 1915-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-05-20 | 1918-11-19 | 1919-05-21 | $7700.00 | Window Closed / Lapsed |