Patent US3074250A successfully refreshed from Google Patents.
Patent US3295069A successfully refreshed from Google Patents.
US3295069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillation generator embodying complementary differential amplifier pairs
Assignee: Geodyne Corp
•
Filing: 1965-09-09
•
Granted: 1966-12-27
•
Expires: 1985-09-09
Abstract
No abstract record available.
Inventors
- 👤 Kenneth E Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:07
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/023; H03K3/0231
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
AN OSCILLATOR CIRCUIT HAVING, IN COMBINATION, TWO PAIRS OF COMPLEMENTARY CURRENT-MODE-OPERATED DIFFERENTIAL SWITCHING RELAYS EACH RELAY OF WHICH IS PROVIDED WITH INPUT AND OUTPUT CIRCUITS, MEANS FOR CONNECTING THE OUTPUT CIRCUITS OF ONE OF THE PAIRS TO THE INPUT CIRCUITS OF THE OTHER PAIR OF DRIVE THE SAME, A POSITIVE FEEDBACK PATH CONNECTED FROM THE OUTPUT CIRCUIT OF ONE RELAY OF THE SAID OTHER PAIR TO THE INPUT CIRCUIT OF ONE RELAY OF THE SAID ONE PAIR; AND A NEGATIVE FEEDBACK PATH CONNECTED FROM THE OUTPUT CIRCUIT OF THE OTHER RELAY OF THE SAID OTHER PAIR TO THE INPUT CIRCUIT OF ONE RELAY OF THE SAID ONE PAIR, THE FEEDBACK PATHS CONTAINING A TIME-CONSTANT-CONTROLLED FREQUENCY-DETERMINING NETWORK.
Claim 2
Dependent Claim
116 words
AN OSCILLATOR CIRCUIT HAVING, IN COMBINATION, TWO PAIRS OF COMPLEMENTARY CURRENT-MODE-OPERATED DIFFERENTIAL SWITCHING RELAYS EACH RELAY OF WHICH IS PROVIDED WITH INPUT AND OUTPUT CIRCUITS, MEANS FOR CONNECTING THE OUTPUT CIRCUITS OF ONE OF THE PAIRS TO THE INPUT CIRCUITS OF THE OTHER PAIR OF DRIVE THE SAME, A POSITIVE FEEDBACK PATH CONNECTED FROM THE OUTPUT CIRCUIT OF ONE RELAY OF THE SAID OTHER PAIR TO THE INPUT CIRCUIT OF ONE RELAY OF THE SAID ONE PAIR; AND A NEGATIVE FEEDBACK PATH CONNECTED FROM THE OUTPUT CIRCUIT OF THE OTHER RELAY OF THE SAID OTHER PAIR TO THE INPUT CIRCUIT OF ONE RELAY OF THE SAID ONE PAIR, THE FEEDBACK PATHS CONTAINING A TIME-CONSTANT-CONTROLLED FREQUENCY-DETERMINING NETWORK.
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |