US2419953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice machine
Assignee: BELTICE Corp
•
Filing: 1940-05-03
•
Granted: 1947-05-06
•
Expires: 1960-05-03
Abstract
No abstract record available.
Inventors
- 👤 Frank W Knowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:57
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/12; F25C1/125; Y; Y10; Y10S; Y10S159/00; Y10S159/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1451902A
Cited
US1552054A
Cited
US2005733A
Cited
US1787063A
Cited
US2054101A
Cited
US1930414A
Cited
US2031812A
Cited
US2133521A
Cited
US2194600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-05 | 1950-11-04 | 1951-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-05 | 1954-11-04 | 1955-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-05 | 1958-11-04 | 1959-05-06 | $7700.00 | Window Closed / Lapsed |