US2659121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pouring box for continuous casting machines
Assignee: Continuous Metalcast Co Inc
•
Filing: 1952-06-05
•
Granted: 1953-11-17
•
Expires: 1972-06-05
Abstract
No abstract record available.
Inventors
- 👤 Easton Rufus
- 👤 Wilson Thomas Yates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:39
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/10; B22D11/11; B22D11/116; B22D11/118; B22D41/00; B22D41/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2130202A
Cited
US2140697A
Cited
US2195071A
Cited
US2284704A
Cited
US2290033A
Cited
US2310635A
Cited
US2527545A
Cited
US2568525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |