US2482096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloy and method
Assignee: Armco Inc
•
Filing: 1944-07-27
•
Granted: 1949-09-20
•
Expires: 1964-07-27
Abstract
No abstract record available.
Inventors
- 👤 Clarke William Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:02
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/18; C22C38/40; C22C38/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1945653A
Cited
GB409411A
Cited
US2031152A
Cited
GB437592A
Cited
US2080368A
Cited
US2319538A
Cited
US2249417A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-19 | 1953-03-21 | 1953-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-19 | 1957-03-21 | 1957-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-19 | 1961-03-21 | 1961-09-20 | $7700.00 | Window Closed / Lapsed |