US2753530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High q. frequency tuner
Assignee: TDK Micronas GmbH
•
Filing: 1950-11-04
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Granted: 1956-07-03
•
Expires: 1970-11-04
Abstract
No abstract record available.
Inventors
- 👤 Horvath Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:59
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/01; H03H7/0153; H03H7/0161; H03H5/00; H03H5/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2388049A
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US2428272A
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US2513761A
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US2503084A
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US2589092A
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US2677809A
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US2579789A
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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) | 1959-07-03 | 1960-01-02 | 1960-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-03 | 1964-01-02 | 1964-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-03 | 1968-01-02 | 1968-07-03 | $7700.00 | Window Closed / Lapsed |