Patent US3433030A successfully refreshed from Google Patents.
US3433030A
Expired / Lapsed
US
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Automatic liquid freezer
Assignee: Motors Liquidation Co
•
Filing: 1967-06-19
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Granted: 1969-03-18
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Expires: 1987-06-19
Abstract
No abstract record available.
Inventors
- 👤 James W Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:03
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2319523A
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US2431916A
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US2487408A
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US2585240A
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US2722110A
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US2995017A
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US3048986A
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US3080726A
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US3152453A
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US3220214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |