Patent US2454322A successfully refreshed from Google Patents.
US2454322A
Expired / Lapsed
US
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Manufacture of molybdenum
Assignee: Westinghouse Electric Corp
•
Filing: 1946-04-17
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Granted: 1948-11-23
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Expires: 1966-04-17
Abstract
No abstract record available.
Inventors
- 👤 Charles V Iredell
- 👤 Robert J Enrico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:03
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/30; C22B34/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1602527A
Cited
US2253533A
Cited
US2221624A
Cited
US2385843A
Cited
US2398114A
Cited
US2402084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-23 | 1952-05-24 | 1952-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-23 | 1956-05-24 | 1956-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-23 | 1960-05-24 | 1960-11-23 | $7700.00 | Window Closed / Lapsed |