Patent US3019879A successfully refreshed from Google Patents.
US3019879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain loading device
Assignee: Individual
•
Filing: 1959-06-15
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Granted: 1962-02-06
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Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Marvin R Wenschlag
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:40
CPC Classifications
B; B65; B65G; B65G11/00; B65G11/14; B65G11/146; B65G69/00; B65G69/04; B65G69/0441; B65G11/12; B65G11/126; B65G2814/00; B65G2814/02; B65G2814/0241; B65G2814/0247
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) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |