US2788906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor mounted mechanical shovel
Assignee: MID WESTERN IND Inc
•
Filing: 1954-11-08
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Granted: 1957-04-16
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Expires: 1974-11-08
Abstract
No abstract record available.
Inventors
- 👤 Charles J Davis
- 👤 John I Michaels
- 👤 Carl A Loesch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:58
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/30; E02F3/307
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2622749A
Cited
US2669367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |