Patent US3621390A successfully refreshed from Google Patents.
US2089608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus
Assignee: Motors Liquidation Co
•
Filing: 1934-01-30
•
Granted: 1937-08-10
•
Expires: 1954-01-30
Abstract
No abstract record available.
Inventors
- 👤 Elmer L Horlacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:23
CPC Classifications
F; F25; F25D; F25D11/00; F25D11/02; F25D11/022; F25D17/00; F25D17/04; F25D17/06; F25D17/062; F25D23/00; F25D23/003; F25D2317/00; F25D2317/06; F25D2317/066; F25D2317/0661; F25D2317/068; F25D2317/0683; F25D2323/00; F25D2323/002; F25D2323/0028; F25D2323/00282; F25D2400/00; F25D2400/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1940-08-09 | 1941-02-08 | 1941-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-09 | 1945-02-08 | 1945-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-09 | 1949-02-08 | 1949-08-10 | $7700.00 | Window Closed / Lapsed |