US2906956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Correlation system
Assignee: TDK Micronas GmbH
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Filing: 1957-04-02
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Granted: 1959-09-29
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Expires: 1977-04-02
Abstract
No abstract record available.
Inventors
- 👤 Masonson Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:10
CPC Classifications
H; H04; H04B; H04B14/00; H04B14/002; G; G06; G06G; G06G7/00; G06G7/12; G06G7/19; G06G7/1928
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |