Patent US2588872A successfully refreshed from Google Patents.
US2588872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disk cultivator
Assignee: Individual
•
Filing: 1946-07-29
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Granted: 1952-03-11
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Expires: 1966-07-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter E Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:36
CPC Classifications
A; A01; A01B; A01B23/00; A01B23/04; A01B23/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US544012A
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US1013269A
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GB191128814A
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US1388930A
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US1364943A
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US1660791A
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US1760940A
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US1817851A
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US2344397A
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US2320624A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |