Patent US3000290A successfully refreshed from Google Patents.
US3000290A
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Method and apparatus for ventilating poultry and like houses
Assignee: STEAM O MATIC CORP
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Filing: 1958-02-10
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Granted: 1961-09-19
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Expires: 1978-02-10
Abstract
No abstract record available.
Inventors
- 👤 Vernon F Rodick
- 👤 Henry F Rodick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:15
CPC Classifications
A; A01; A01K; A01K31/00; F; F24; F24F; F24F7/00; F24F7/04; F24F7/06; F24F7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734444A
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US1138470A
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US1230282A
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US1520231A
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US1842286A
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US2497947A
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US2510524A
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US2625095A
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US2702503A
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US2725729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |