US2643522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Icing machine
Assignee: Individual
•
Filing: 1950-02-01
•
Granted: 1953-06-30
•
Expires: 1970-02-01
Abstract
No abstract record available.
Inventors
- 👤 Harold O Mclain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:01
CPC Classifications
F; F25; F25C; F25C5/00; F25C5/20; Y; Y10; Y10S; Y10S241/00; Y10S241/17
Claims Analysis
Total Claims: 0
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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) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |