Patent US2674837A successfully refreshed from Google Patents.
US2674837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-operated lawn mower
Assignee: Individual
•
Filing: 1948-04-14
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Granted: 1954-04-13
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Expires: 1968-04-14
Abstract
No abstract record available.
Inventors
- 👤 Neafie J Buck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:12
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/46; A01D34/47; A01D34/475; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2032784A
Cited
US2197264A
Cited
US2192468A
Cited
US2299859A
Cited
US2313590A
Cited
US2340849A
Cited
US2505879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |