Patent US2835182A successfully refreshed from Google Patents.
US2835182A
Expired / Lapsed
US
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Garden cultivator
Assignee: Individual
•
Filing: 1954-04-28
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Granted: 1958-05-20
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Expires: 1974-04-28
Abstract
No abstract record available.
Inventors
- 👤 George E Smithburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:24
CPC Classifications
B; B62; B62D; B62D51/00; B62D51/04; B62D51/06; A; A01; A01B; A01B33/00; A01B33/02; A01B33/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |