US2562894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized electric oscillator
Assignee: International Standard Electric Corp
•
Filing: 1946-01-05
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Granted: 1951-08-07
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Expires: 1966-01-05
Abstract
No abstract record available.
Inventors
- 👤 Mengel Gaston Pakenham De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:54
CPC Classifications
H; H03; H03L; H03L5/00; H03B; H03B5/00; H03B5/02; H03B5/04; H03B5/08; H03B5/10; H03C; H03C3/00; H03C3/10; H03C3/12; H03C3/14; H03J; H03J7/00; H03J7/02; H03J7/04; H03J7/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2066333A
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US2258128A
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US2226561A
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US2259945A
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US2341067A
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US2407293A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |