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US2580735A
Expired / Lapsed
US
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Wood-splitting machine
Assignee: Individual
•
Filing: 1948-04-02
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Granted: 1952-01-01
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Expires: 1968-04-02
Abstract
No abstract record available.
Inventors
- 👤 Dagenais Joseph Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:47
CPC Classifications
B; B27; B27L; B27L7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US508221A
Cited
US873418A
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US946705A
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US998873A
Cited
US1068150A
Cited
US1528535A
Cited
US2353088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |