US2757520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice making apparatus
Assignee: Motors Liquidation Co
•
Filing: 1955-03-15
•
Granted: 1956-08-07
•
Expires: 1975-03-15
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Sampson
- 👤 Robert E Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:24
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US529345A
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US1279608A
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US2389317A
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US2227700A
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US2342670A
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US2364559A
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US2415451A
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US2701453A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |