US2575374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice-making machine
Assignee: Flakice Corp
•
Filing: 1947-05-24
•
Granted: 1951-11-20
•
Expires: 1967-05-24
Abstract
No abstract record available.
Inventors
- 👤 Edward C Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:34
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/12; F25C1/14; F25C1/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1930568A
Cited
US1963842A
Cited
DE603061C
Cited
US2080639A
Cited
US2310468A
Cited
US2431278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |