Patent US2203085A successfully refreshed from Google Patents.
US2203085A
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Electrical oscillator for generation of high frequencies
Assignee: FIRM FERNSEH AKTIEN GES
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Filing: 1936-12-16
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Granted: 1940-06-04
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Expires: 1956-12-16
Abstract
No abstract record available.
Inventors
- 👤 Flechsig Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:47
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/54; H03B; H03B5/00; H03B5/08; H03B5/10; H03F1/00; H03F1/08
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) | 1943-06-04 | 1943-12-04 | 1944-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-04 | 1947-12-04 | 1948-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-04 | 1951-12-04 | 1952-06-04 | $7700.00 | Window Closed / Lapsed |