Patent US6056596A successfully refreshed from Google Patents.
Patent US2480257A successfully refreshed from Google Patents.
US2480257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator construction
Assignee: International Motors LLC
•
Filing: 1945-04-02
•
Granted: 1949-08-30
•
Expires: 1965-04-02
Abstract
No abstract record available.
Inventors
- 👤 John S Palmer
- 👤 Lester H Hinkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:21
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/08; F25D23/082; F25D23/085; Y; Y10; Y10S; Y10S220/00; Y10S220/03
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |