US2490155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Front end loader
Assignee: SUPER SIX MANUFACTURING Inc
•
Filing: 1946-05-27
•
Granted: 1949-12-06
•
Expires: 1966-05-27
Abstract
No abstract record available.
Inventors
- 👤 Leo D Pfau
- 👤 Robert D Tufford
- 👤 Joseph E Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:49
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/3405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE632708C
Cited
US2126791A
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US2349352A
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US2404820A
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US2412570A
Cited
US2389029A
Cited
US2415892A
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US2433086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-05 | 1953-06-06 | 1953-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-05 | 1957-06-06 | 1957-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-05 | 1961-06-06 | 1961-12-06 | $7700.00 | Window Closed / Lapsed |