Patent US2941727A successfully refreshed from Google Patents.
US2941727A
Expired / Lapsed
US
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Self-propelled sprinkling irrigating apparatus
Assignee: Individual
•
Filing: 1953-06-15
•
Granted: 1960-06-21
•
Expires: 1973-06-15
Abstract
No abstract record available.
Inventors
- 👤 Frank L Zybach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:53
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/09; A01G25/092; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86879; Y10T137/86895
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1060474A
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US1554453A
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US1541757A
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US1683213A
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US1937246A
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US2394769A
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US2570434A
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US2604359A
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US2628863A
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US2726895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |