Patent US3084916A successfully refreshed from Google Patents.
Patent US2780442A successfully refreshed from Google Patents.
US2780442A
Expired / Lapsed
US
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Refrigerating apparatus
Assignee: Motors Liquidation Co
•
Filing: 1952-06-24
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Granted: 1957-02-05
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Expires: 1972-06-24
Abstract
No abstract record available.
Inventors
- 👤 David C Breeding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:06
CPC Classifications
F; F25; F25D; F25D21/00; F25D21/02; F25D21/025
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |