US2415376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic means for feeding a ferromagnetic charge to a furnace
Assignee: ThyssenKrupp Budd Co
•
Filing: 1943-05-29
•
Granted: 1947-02-04
•
Expires: 1963-05-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Harold A Strickland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:46
CPC Classifications
C; C21; C21D; C21D1/00; C21D1/34; C21D1/42; Y; Y02; Y02P; Y02P10/00; Y02P10/25
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1412484A
Cited
US1697811A
Cited
US1141155A
Cited
GB150486A
Cited
US1779604A
Cited
GB260026A
Cited
US1747934A
Cited
US1932423A
Cited
US2059300A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-03 | 1950-08-05 | 1951-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-03 | 1954-08-05 | 1955-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-03 | 1958-08-05 | 1959-02-04 | $7700.00 | Window Closed / Lapsed |