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US2420848A
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Material excavating and loading machine
Assignee: Individual
•
Filing: 1945-11-30
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Granted: 1947-05-20
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Expires: 1965-11-30
Abstract
No abstract record available.
Inventors
- 👤 Trinaistich John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:37
CPC Classifications
B; B66; B66B; B66B9/00; B66B9/06; B66B17/00; B66B17/14; B66B17/26; B65; B65G; B65G2812/00; B65G2812/06; B65G2812/0672; B65G2812/0681
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US360261A
Cited
US794803A
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US1449716A
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US1565949A
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US1601241A
Cited
US1759757A
Cited
US2386410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-19 | 1950-11-18 | 1951-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-19 | 1954-11-18 | 1955-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-19 | 1958-11-18 | 1959-05-20 | $7700.00 | Window Closed / Lapsed |