US3057411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Edger attachment
Assignee: Individual
•
Filing: 1957-01-15
•
Granted: 1962-10-09
•
Expires: 1977-01-15
Abstract
No abstract record available.
Inventors
- 👤 John P Carlton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:04
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/16; A01G; A01G3/00; A01G3/06; A01G3/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2176261A
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US2538230A
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US2661584A
Cited
US2614473A
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US2521033A
Cited
US2618919A
Cited
US2620612A
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US2721432A
Cited
US2643503A
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US2787107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |