Patent US4820194A successfully refreshed from Google Patents.
US2845321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus
Assignee: Motors Liquidation Co
•
Filing: 1956-10-24
•
Granted: 1958-07-29
•
Expires: 1976-10-24
Abstract
No abstract record available.
Inventors
- 👤 Orson V Saunders
- 👤 Milton G Betz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:34
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/0042; F; F25; F25D; F25D23/00; F25D23/02; F25D23/028; F25D23/08; F25D23/082; F25D23/085; Y; Y10; Y10T; Y10T292/00; Y10T292/79
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1050800A
Cited
US1394338A
Cited
US2101465A
Cited
US2153851A
Cited
US2205780A
Cited
US2209659A
Cited
US2296243A
Cited
US2426055A
Cited
US2606052A
Cited
US2449384A
Cited
US2460469A
Cited
US2612283A
Cited
US2720683A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |