US2698978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for casting continuous ingots of metal or alloys
Assignee: Huntington Alloys Corp
•
Filing: 1951-06-08
•
Granted: 1955-01-11
•
Expires: 1971-06-08
Abstract
No abstract record available.
Inventors
- 👤 Welblund Albert George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:29
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/053; B22D11/0535
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA480412A
Cited
US2131307A
Cited
US2284704A
Cited
US2290083A
Cited
US2376518A
Cited
US2503819A
Cited
US2578213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-10 | 1958-07-12 | 1959-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-10 | 1962-07-12 | 1963-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-10 | 1966-07-12 | 1967-01-11 | $7700.00 | Window Closed / Lapsed |