US3167662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-speed transistor flip-flops
Assignee: General Electric Co
•
Filing: 1962-02-02
•
Granted: 1965-01-26
•
Expires: 1982-02-02
Abstract
No abstract record available.
Inventors
- 👤 Norman R Crain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:47
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/01; H03K3/012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A FLIP-FLOP COMPRISING: A FIRST AND SECOND TRANSISTOR, EACH HAVING A BASE, EMITTER AND COLLECTOR; MEANS FOR CROSS-COUPLING SAID FIRST AND SECOND TRANSISTORS TO FORM A BISTABLE SWITCH; A THIRD TRANSISTOR HAVING A BASE, EMITTER AND COLLECTOR AND BEING CONNECTED IN A COMMON-EMITTER CONFIGURATION; MEANS FOR COUPLING THE BASE OF SAID THIRD TRANSISTOR TO THE EMITTER OF SAID TRANSISTOR; AND
Claim 2
Dependent Claim
60 words
A FLIP-FLOP COMPRISING: A FIRST AND SECOND TRANSISTOR, EACH HAVING A BASE, EMITTER AND COLLECTOR; MEANS FOR CROSS-COUPLING SAID FIRST AND SECOND TRANSISTORS TO FORM A BISTABLE SWITCH; A THIRD TRANSISTOR HAVING A BASE, EMITTER AND COLLECTOR AND BEING CONNECTED IN A COMMON-EMITTER CONFIGURATION; MEANS FOR COUPLING THE BASE OF SAID THIRD TRANSISTOR TO THE EMITTER OF SAID TRANSISTOR; AND
References Cited (Backward Citations)
US2921192A
Cited
GB881127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |