US2455566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming irrigation mounds
Assignee: LESTER ARTHUR BAKER
•
Filing: 1944-07-28
•
Granted: 1948-12-07
•
Expires: 1964-07-28
Abstract
No abstract record available.
Inventors
- 👤 Grover C Deakins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:20
CPC Classifications
E; E02; E02F; E02F5/00; E02F5/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US32997A
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US1605097A
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US1539207A
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US1503794A
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US1806389A
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US1814848A
Cited
US2044304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-07 | 1952-06-07 | 1952-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-07 | 1956-06-07 | 1956-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-07 | 1960-06-07 | 1960-12-07 | $7700.00 | Window Closed / Lapsed |