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Patent US2484584A successfully refreshed from Google Patents.
US2484584A
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Refrigerating apparatus
Assignee: Motors Liquidation Co
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Filing: 1946-03-21
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Granted: 1949-10-11
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Expires: 1966-03-21
Abstract
No abstract record available.
Inventors
- 👤 Carl F Petkwitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:19
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/08; F25D23/082; F25D23/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1995339A
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US2123588A
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US2186805A
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US2330988A
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US2367886A
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US2329754A
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US2331845A
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US2343447A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |