US2436504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Log sawing attachment for tractors
Assignee: Individual
•
Filing: 1944-03-23
•
Granted: 1948-02-24
•
Expires: 1964-03-23
Abstract
No abstract record available.
Inventors
- 👤 Allen D Duncklee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:45
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/10; Y; Y10; Y10S; Y10S83/00; Y10S83/928; Y10T; Y10T83/00; Y10T83/768; Y10T83/7755; Y10T83/7788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1318324A
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US1535568A
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US1602357A
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US1798402A
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US2118180A
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US2202425A
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US2312287A
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US2350880A
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US2354625A
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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) | 1951-02-23 | 1951-08-25 | 1952-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-23 | 1955-08-25 | 1956-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-23 | 1959-08-25 | 1960-02-24 | $7700.00 | Window Closed / Lapsed |