US3015737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistorized phase discriminator
Assignee: General Dynamics Corp
•
Filing: 1958-03-31
•
Granted: 1962-01-02
•
Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Ben A Harris
- 👤 Neil L Wiseman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:46
CPC Classifications
H; H03; H03D; H03D13/00; H03D13/005; H03D13/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2521710A
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US2793347A
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US2799784A
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US2829281A
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US2858456A
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US2880331A
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US2851220A
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US2823322A
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US2956175A
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US2957137A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |