Patent US2151599A successfully refreshed from Google Patents.
Patent US2498645A successfully refreshed from Google Patents.
US2498645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making ice
Assignee: UNION ICE CO
•
Filing: 1948-05-24
•
Granted: 1950-02-28
•
Expires: 1968-05-24
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Bobby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:20
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/08; A23G9/083; F; F25; F25C; F25C1/00; F25C1/04; F25C1/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1321954A
Cited
US1271879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |