Patent US3068839A successfully refreshed from Google Patents.
US3068839A
Expired / Lapsed
US
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Feed dispensing silo
Assignee: Badger Northland Inc
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Filing: 1961-08-11
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Granted: 1962-12-18
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Expires: 1981-08-11
Abstract
No abstract record available.
Inventors
- 👤 Gerald J Bruecker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:08
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0225; A01F; A01F25/00; A01F25/16; A01F25/20; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19963; Y10T74/19967
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) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |