US3013401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air fog cooling system
Assignee: AUTOMATIC POULTRY FEEDER CO
•
Filing: 1959-04-27
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Granted: 1961-12-19
•
Expires: 1979-04-27
Abstract
No abstract record available.
Inventors
- 👤 Preston D Rigterink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:33
CPC Classifications
F; F24; F24F; F24F6/00; F24F6/12; F24F6/14; A; A01; A01K; A01K31/00; Y; Y02; Y02B; Y02B30/00; Y02B30/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2157329A
Cited
US2342841A
Cited
US2343959A
Cited
US2533913A
Cited
US2751882A
Cited
US2835476A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |