Patent US3040542A successfully refreshed from Google Patents.
US3040542A
Expired / Lapsed
US
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Product level control for ice maker
Assignee: Whirlpool Corp
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Filing: 1959-02-02
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Granted: 1962-06-26
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Expires: 1979-02-02
Abstract
No abstract record available.
Inventors
- 👤 William J Linstromberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:47
CPC Classifications
F; F25; F25C; F25C5/00; F25C5/18; F25C5/182; F25C5/187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2717495A
Cited
US2717498A
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US2778198A
Cited
US2717497A
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US2717504A
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US2949749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |