US2937511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple temperature refrigerating apparatus
Assignee: Motors Liquidation Co
•
Filing: 1956-04-02
•
Granted: 1960-05-24
•
Expires: 1976-04-02
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Mann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:42
CPC Classifications
F; F25; F25D; F25D11/00; F25D11/02; F25D11/022; F25B; F25B47/00; F25B47/02; F25B47/022; F25D17/00; F25D17/04; F25D17/06; F25D17/062; F25B2600/00; F25B2600/02; F25B2600/025; F25B2600/0251; F25D2317/00; F25D2317/06; F25D2317/065; F25D2317/0654; F25D2317/066; F25D2317/0665; F25D2317/068; F25D2317/0682; F25D2317/0683; F25D2400/00; F25D2400/04; F25D2700/00; F25D2700/10; F25D2700/12; Y; Y02; Y02B; Y02B40/00
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) | 1963-05-24 | 1963-11-23 | 1964-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-24 | 1967-11-23 | 1968-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-24 | 1971-11-23 | 1972-05-24 | $7700.00 | Window Closed / Lapsed |