US3510776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fm tone signal receiving circuit
Assignee: Motorola Solutions Inc
•
Filing: 1966-02-16
•
Granted: 1970-05-05
•
Expires: 1986-02-16
Abstract
No abstract record available.
Inventors
- 👤 Clyde A Boenke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:38
CPC Classifications
H; H04; H04W; H04W88/00; H04W88/02; H04W88/022; H04W88/025; H04W88/027; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/26; H04B1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2899547A
Cited
US2159493A
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US2171678A
Cited
US2770727A
Cited
US3138755A
Cited
US3351864A
Cited
US3426151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |