Patent US2854807A successfully refreshed from Google Patents.
US2854807A
Expired / Lapsed
US
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Lawn mower blade assembly
Assignee: BYLER
•
Filing: 1956-05-24
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Granted: 1958-10-07
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Expires: 1976-05-24
Abstract
No abstract record available.
Inventors
- 👤 Robert N Byler
- 👤 Nathan R Hendricks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:12
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/73
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US983639A
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US1794178A
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US2081807A
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US2643502A
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US2651159A
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US2685160A
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US2799985A
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US2786318A
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US2760327A
Cited
US2795916A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |