US2440872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice-cubing machine
Assignee: Individual
•
Filing: 1945-09-04
•
Granted: 1948-05-04
•
Expires: 1965-09-04
Abstract
No abstract record available.
Inventors
- 👤 Pfeil William Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:41
CPC Classifications
F; F25; F25C; F25C5/00; F25C5/02; F25C5/04; F25C5/08; Y; Y10; Y10T; Y10T83/00; Y10T83/283; Y10T83/293; Y10T83/808; Y10T83/825; Y10T83/869; Y10T83/8776; Y10T83/8782; Y10T83/8821
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2226413A
Cited
US2339109A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-05-04 | 1951-11-03 | 1952-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-05-04 | 1955-11-03 | 1956-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-05-04 | 1959-11-03 | 1960-05-04 | $7700.00 | Window Closed / Lapsed |