Patent US2064204A successfully refreshed from Google Patents.
US2064204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Broadcast antenna
Assignee: Telefunken AG
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Filing: 1934-02-14
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Granted: 1936-12-15
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Expires: 1954-02-14
Abstract
No abstract record available.
Inventors
- 👤 Gothe Albrecht
- 👤 Roosenstein Hans Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:06
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/22; H; H01; H01Q; H01Q21/00; H01Q21/06; H01Q21/20; H01Q21/205
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) | 1939-12-15 | 1940-06-15 | 1940-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-12-15 | 1944-06-15 | 1944-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-12-15 | 1948-06-15 | 1948-12-15 | $7700.00 | Window Closed / Lapsed |