US3059109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle radio using zener diodes to both regulate and filter the bias voltage supply
Assignee: Motorola Solutions Inc
•
Filing: 1959-09-11
•
Granted: 1962-10-16
•
Expires: 1979-09-11
Abstract
No abstract record available.
Inventors
- 👤 Richard O Silberbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:10
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/1607
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1829254A
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US2714702A
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US2812393A
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US2861237A
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US2810071A
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US2876642A
Cited
US2875382A
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US2896151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |