Patent US3440950A successfully refreshed from Google Patents.
US3440950A
Expired / Lapsed
US
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Smokehouse control system
Assignee: Alkar Engineering Corp
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Filing: 1966-04-20
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Granted: 1969-04-29
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Expires: 1986-04-20
Abstract
No abstract record available.
Inventors
- 👤 Le Roy G Moskal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:13
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/044; A23B4/052; F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; G; G05; G05D; G05D22/00; G05D23/00; G05D23/19; G05D23/1925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2260266A
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US2312339A
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US2605969A
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US3043517A
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US3038663A
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US3199436A
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US3301481A
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US3329341A
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US3311303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |