Patent US3286199A successfully refreshed from Google Patents.
US3286199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor-controlled oscillator apparatus
Assignee: General Radio Co
•
Filing: 1965-06-30
•
Granted: 1966-11-15
•
Expires: 1985-06-30
Abstract
No abstract record available.
Inventors
- 👤 James K Skilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:25
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/08; H03B5/12; H03B5/1231; H03B5/1203; H03B5/1237; H03B5/124; H03B5/1296
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
AN OSCILLATOR APPARATUS HAVING, IN COMBINATION, A SOURCE OF CURRENT CONNECTED TO EACH OF A PAIR OF PATHS AT LEAST ONE OF WHICH COMPRISES A SWITCHING RELAY, A TANK CIRCUIT CONNECTED TO THE SWITCHING RELAY IN THE SAID ONE PATH, MEANS FOR FEEDING BACK RESONANT-FREQUENCY VOLTAGE OSCILLATIONS FROM THE TANK CIRCUIT TO THE SWITCHING RELAY TO RENDER THE SAME SYNCHRONOUSLY PERIODICALLY CONDUCTIVE AT SUCH FREQUENCY IN THE SAID ONE SWITCHING PATH, THEREBY TO CAUSE THE SAID PATHS, ALTERNATELY TO PASS CURRENT FROM THE SAID SOURCE, THE SWITCHING RELAY WHEN THUS RENDERED CONDUCTIVE FEEDING AT LEAST A COMPONENT OF THE SAID RESONANT-FREQUENCY OSCILLATIONS TO THE TANK CIRCUIT ALONG
Claim 2
Dependent Claim
107 words
AN OSCILLATOR APPARATUS HAVING, IN COMBINATION, A SOURCE OF CURRENT CONNECTED TO EACH OF A PAIR OF PATHS AT LEAST ONE OF WHICH COMPRISES A SWITCHING RELAY, A TANK CIRCUIT CONNECTED TO THE SWITCHING RELAY IN THE SAID ONE PATH, MEANS FOR FEEDING BACK RESONANT-FREQUENCY VOLTAGE OSCILLATIONS FROM THE TANK CIRCUIT TO THE SWITCHING RELAY TO RENDER THE SAME SYNCHRONOUSLY PERIODICALLY CONDUCTIVE AT SUCH FREQUENCY IN THE SAID ONE SWITCHING PATH, THEREBY TO CAUSE THE SAID PATHS, ALTERNATELY TO PASS CURRENT FROM THE SAID SOURCE, THE SWITCHING RELAY WHEN THUS RENDERED CONDUCTIVE FEEDING AT LEAST A COMPONENT OF THE SAID RESONANT-FREQUENCY OSCILLATIONS TO THE TANK CIRCUIT ALONG
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |