Patent US2770904A successfully refreshed from Google Patents.
Patent US2942435A successfully refreshed from Google Patents.
US2942435A
Expired / Lapsed
US
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Ice maker
Assignee: Westinghouse Electric Corp
•
Filing: 1956-02-20
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Granted: 1960-06-28
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Expires: 1976-02-20
Abstract
No abstract record available.
Inventors
- 👤 James K Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:25
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04; F25C2305/00; F25C2305/022; F25C2305/0221
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-28 | 1963-12-28 | 1964-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-28 | 1967-12-28 | 1968-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-28 | 1971-12-28 | 1972-06-28 | $7700.00 | Window Closed / Lapsed |