US1817890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus and method of refrigerating food products
Assignee: FROSTED FOODS Co
•
Filing: 1925-07-01
•
Granted: 1931-08-04
•
Expires: 1945-07-01
Abstract
No abstract record available.
Inventors
- 👤 Birdseye Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:48
CPC Classifications
F; F25; F25D; F25D13/00; F25D13/06; F25D13/062; A; A23; A23B; A23B2/00; A23B2/80; A23B2/803; A23B2/8033; A23G; A23G9/00; A23G9/04; A23G9/14
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) | 1934-08-03 | 1935-02-02 | 1935-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-08-03 | 1939-02-02 | 1939-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-08-03 | 1943-02-02 | 1943-08-04 | $7700.00 | Window Closed / Lapsed |