Patent US2379286A successfully refreshed from Google Patents.
US2379286A
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US
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Refrigerating system
Assignee: General Electric Co
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Filing: 1943-05-24
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Granted: 1945-06-26
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Expires: 1963-05-24
Abstract
No abstract record available.
Inventors
- 👤 Wayne E Dodson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:02
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/02; F25B39/028; F25B41/00; F25B41/30; F25B41/31; F25B41/33; F25B41/335; F25B41/40; F25B41/42; F25B41/45; F25B2600/00; F25B2600/21
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-06-25 | 1948-12-25 | 1949-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-06-25 | 1952-12-25 | 1953-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-06-25 | 1956-12-25 | 1957-06-26 | $7700.00 | Window Closed / Lapsed |