US3018442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural channel amplitude discriminator having differentiator means in each channel ana common output
Assignee: Westinghouse Electric Corp
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Filing: 1958-09-12
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Granted: 1962-01-23
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Expires: 1978-09-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Goodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:32
CPC Classifications
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Claims Analysis
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References Cited (Backward Citations)
US2358448A
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US2555175A
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US2725467A
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US2751555A
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US2781478A
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US2784910A
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US2780724A
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US2881314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |