Patent US2498042A successfully refreshed from Google Patents.
US2498042A
Expired / Lapsed
US
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Radio tube package
Assignee: Individual
•
Filing: 1945-11-15
•
Granted: 1950-02-21
•
Expires: 1965-11-15
Abstract
No abstract record available.
Inventors
- 👤 Kolber Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:37
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/42
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-20 | 1953-08-22 | 1954-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-20 | 1957-08-22 | 1958-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-20 | 1961-08-22 | 1962-02-21 | $7700.00 | Window Closed / Lapsed |