US3090919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Audio-amplifier-radio tuner combination and low drain tuner therefor
Assignee: Individual
•
Filing: 1959-07-27
•
Granted: 1963-05-21
•
Expires: 1979-07-27
Abstract
No abstract record available.
Inventors
- 👤 Arthur K Tateishi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:53
CPC Classifications
H; H03; H03F; H03F5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN COMBINATION AN AUDIO AMPLIFIER, A RADIO TUNER CHARACTERIZED IN THAT ITS DRAIN REQUIREMENTS ARE SUFFICIENTLY LOW THAT IT CAN BE PARASITICALLY CONNECTED TO THE AMPLIFIER TO BE COMPLETELY POWERED THEREBY WITHOUT SIGNIFICANT ALTERATION OF THE OPERATING CONDITIONS OF THE AMPLIFIER WHILE THE AMPLIFIER FORMS A HOST THEREFOR, AND WHEN SO POWERED PROVIDING FROM AN AUDIO FREQUENCY MODULATED RADIO FREQUENCY INPUT AN AUDIO FREQUENCY SIGNAL FOR SUCH HOST AUDIO AMPLIFIER, AND MEANS FOR RELEASABLY INTERCONNECTING SAID AUDIO AMPLIFIER, AND TURNER TO PICK OFF FROM SAID AUDIO AMPLIFIER A TUNER POWER SUPPLY VOLTAGE FOR POWERING THE TUNER AND TO DELIVER AN AUDIO FREQUENCY SIGNAL FROM SAID TUNER TO SAID AUDIO AMPLIFIER.
Claim 2
Dependent Claim
110 words
IN COMBINATION AN AUDIO AMPLIFIER, A RADIO TUNER CHARACTERIZED IN THAT ITS DRAIN REQUIREMENTS ARE SUFFICIENTLY LOW THAT IT CAN BE PARASITICALLY CONNECTED TO THE AMPLIFIER TO BE COMPLETELY POWERED THEREBY WITHOUT SIGNIFICANT ALTERATION OF THE OPERATING CONDITIONS OF THE AMPLIFIER WHILE THE AMPLIFIER FORMS A HOST THEREFOR, AND WHEN SO POWERED PROVIDING FROM AN AUDIO FREQUENCY MODULATED RADIO FREQUENCY INPUT AN AUDIO FREQUENCY SIGNAL FOR SUCH HOST AUDIO AMPLIFIER, AND MEANS FOR RELEASABLY INTERCONNECTING SAID AUDIO AMPLIFIER, AND TURNER TO PICK OFF FROM SAID AUDIO AMPLIFIER A TUNER POWER SUPPLY VOLTAGE FOR POWERING THE TUNER AND TO DELIVER AN AUDIO FREQUENCY SIGNAL FROM SAID TUNER TO SAID AUDIO AMPLIFIER.
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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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |