Patent US2301020A successfully refreshed from Google Patents.
US2301020A
Expired / Lapsed
US
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Refrigerator construction
Assignee: Lanteris Space LLC
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Filing: 1941-06-12
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Granted: 1942-11-03
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Expires: 1961-06-12
Abstract
No abstract record available.
Inventors
- 👤 Donald E Dailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:28
CPC Classifications
F; F25; F25D; F25D11/00; F25D11/02; F25D23/00; F25D23/06; F25D23/062; F25D29/00; F25D29/005; F25D23/08; F25D23/082; F25D23/085; Y; Y10; Y10S; Y10S220/00; Y10S220/03
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) | 1945-11-02 | 1946-05-04 | 1946-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-11-02 | 1950-05-04 | 1950-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-11-02 | 1954-05-04 | 1954-11-03 | $7700.00 | Window Closed / Lapsed |