US2879612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic drive for ditcher conveyor
Assignee: Gar Wood Industries Inc
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Filing: 1956-05-02
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Granted: 1959-03-31
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Expires: 1976-05-02
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Schultz
- 👤 Wesley I Crabiel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:31
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/18; E02F3/188; E02F5/00; E02F5/02; E02F5/14; E02F5/145; E02F9/00; E02F9/20; E02F9/22; E02F9/2203; E02F9/2278; E02F9/2292; F; F15; F15B; F15B11/00; F15B11/16; F15B11/17; F15B2211/00; F15B2211/20; F15B2211/205; F15B2211/20576; F15B2211/40; F15B2211/405; F15B2211/40515; F15B2211/415; F15B2211/41509; F15B2211/45; F15B2211/70; F15B2211/71
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |