US3132265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bistable trigger circuit
Assignee: Ford Motor Co
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Filing: 1962-03-26
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Granted: 1964-05-05
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Expires: 1982-03-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Welken
- 👤 Jr Lloyd M Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:47
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN A BINARY CIRCUIT HAVING A PAIR OF TRANSISTORS, MEANS FOR INTERCONNECTING SAID TRANSISTORS FOR FLIP FLOP OPERATION COMPRISING, A PAIR OF TRANSFORMERS, EACH OF SAID TRANSFORMERS HAVING A PRIMARY WINDING AND A PAIR OF OPPOSITELY POLED SECONDARY WINDINGS, MEANS CONNECTING ONE SECONDARY WINDING OF EACH SAID TRANSFORMER TO THE INPUT OF ONE OF SAID TRANSISTORS AND THE OTHER SECONDARY WINDING OF EACH SAID TRANSFORMER TO THE INPUT OF THE OTHER SAID TRANSISTOR, WHEREBY THE INPUT OF EACH SAID TRANSISTOR IS CONNECTED TO RECEIVE OPPOSITELY POLED SIGNALS FROM SAID TRANSFORMERS.
Claim 2
Dependent Claim
90 words
IN A BINARY CIRCUIT HAVING A PAIR OF TRANSISTORS, MEANS FOR INTERCONNECTING SAID TRANSISTORS FOR FLIP FLOP OPERATION COMPRISING, A PAIR OF TRANSFORMERS, EACH OF SAID TRANSFORMERS HAVING A PRIMARY WINDING AND A PAIR OF OPPOSITELY POLED SECONDARY WINDINGS, MEANS CONNECTING ONE SECONDARY WINDING OF EACH SAID TRANSFORMER TO THE INPUT OF ONE OF SAID TRANSISTORS AND THE OTHER SECONDARY WINDING OF EACH SAID TRANSFORMER TO THE INPUT OF THE OTHER SAID TRANSISTOR, WHEREBY THE INPUT OF EACH SAID TRANSISTOR IS CONNECTED TO RECEIVE OPPOSITELY POLED SIGNALS FROM SAID TRANSFORMERS.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |