US2942428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of shipping frozen food
Assignee: Liquefreeze Co Inc
•
Filing: 1957-10-23
•
Granted: 1960-06-28
•
Expires: 1977-10-23
Abstract
No abstract record available.
Inventors
- 👤 Morrison Willard Langdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:09
CPC Classifications
F; F25; F25D; F25D25/00; Y; Y10; Y10S; Y10S426/00; Y10S426/809
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2381796A
Cited
US2618939A
Cited
US2501141A
Cited
US2586893A
Cited
US2676467A
Cited
US2784567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-28 | 1963-12-28 | 1964-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-28 | 1967-12-28 | 1968-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-28 | 1971-12-28 | 1972-06-28 | $7700.00 | Window Closed / Lapsed |