US2580110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary tool carrying tractor attachment device
Assignee: Individual
•
Filing: 1948-05-17
•
Granted: 1951-12-25
•
Expires: 1968-05-17
Abstract
No abstract record available.
Inventors
- 👤 Mabry Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 23:05
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/10; B27C; B27C3/00; B27C3/08; Y; Y10; Y10S; Y10S83/00; Y10S83/928
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1484923A
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US1571077A
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US1542720A
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US1589481A
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US1622704A
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US1580043A
Cited
US1595446A
Cited
US2312287A
Cited
US2321680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |