Patent US2805535A successfully refreshed from Google Patents.
US2805535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn trimmer
Assignee: Individual
•
Filing: 1954-02-23
•
Granted: 1957-09-10
•
Expires: 1974-02-23
Abstract
No abstract record available.
Inventors
- 👤 Schaefer Edgar Lynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 01:14
CPC Classifications
A; A01; A01G; A01G3/00; A01G3/06; A01G3/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2478813A
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US2480944A
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US2538230A
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US2612741A
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US2721433A
Cited
US2719400A
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US2718743A
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US2719398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |