US2370610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of ferromanganese
Assignee: THERMOLOYS Ltd
•
Filing: 1942-05-18
•
Granted: 1945-02-27
•
Expires: 1962-05-18
Abstract
No abstract record available.
Inventors
- 👤 Adeline Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:51
CPC Classifications
C; C21; C21C; C21C7/00; C22; C22C; C22C33/00; C22C33/04; Y; Y10; Y10S; Y10S75/00; Y10S75/959
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-02-27 | 1948-08-28 | 1949-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-02-27 | 1952-08-28 | 1953-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-02-27 | 1956-08-28 | 1957-02-27 | $7700.00 | Window Closed / Lapsed |