US2975367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Maximum slope pulse detector
Assignee: TDK Micronas GmbH
•
Filing: 1957-01-10
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Granted: 1961-03-14
•
Expires: 1977-01-10
Abstract
No abstract record available.
Inventors
- 👤 Robert T Adams
- 👤 Jack B Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:54
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/153
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2433379A
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US2408078A
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US2510129A
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US2448718A
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US2419547A
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US2399135A
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US2456818A
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US2444438A
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US2554994A
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US2820909A
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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) | 1964-03-13 | 1964-09-12 | 1965-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-13 | 1968-09-12 | 1969-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-13 | 1972-09-12 | 1973-03-14 | $7700.00 | Window Closed / Lapsed |