US3201613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical circuit
Assignee: RCA Corp
•
Filing: 1961-03-08
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Granted: 1965-08-17
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Expires: 1981-03-08
Abstract
No abstract record available.
Inventors
- 👤 Juan J Amodei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:02
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN COMBINATION, A TRANSISTOR; MEANS FOR APPLYING AN OPERATING VOLTAGE TO THE TRANSISTOR; AND MEANS CONNECTED TO THE BASE OF THE TRANSISTOR AND RESPONSIVE TO AN INPUT PULSE OF RELATIVELY LOW AMPLITUDE FOR FIRST APPLYING TO THE BASE OF THE TRANSISTOR A SIGNAL OF SUBSTANTIALLY LARGER AMPLITUDE THAN SAID INPUT PULSE AND OF SUFFICIENT MAGNITUDE TO PRODUCE RELATIVELY HEAVY CONDUCTION THROUGH THE TRANSISTOR, THEN, STILL DURING THE INPUT PULSE INTERVAL, REDUCING THE AMPLITUDE OF SAID SIGNAL APPLIED TO THE BASE OF THE TRANSISTOR TO A SUBSTANTIALLY LOWER VALUE BUT STILL SUFFICIENT TO SUPPORT SUBSTANTIAL CONDUCTION OF CURRENT THROUGH THE TRANSISTOR, AND, WHEN THE INPUT PULSE TERMINATES, SHARP-
Claim 2
Dependent Claim
107 words
IN COMBINATION, A TRANSISTOR; MEANS FOR APPLYING AN OPERATING VOLTAGE TO THE TRANSISTOR; AND MEANS CONNECTED TO THE BASE OF THE TRANSISTOR AND RESPONSIVE TO AN INPUT PULSE OF RELATIVELY LOW AMPLITUDE FOR FIRST APPLYING TO THE BASE OF THE TRANSISTOR A SIGNAL OF SUBSTANTIALLY LARGER AMPLITUDE THAN SAID INPUT PULSE AND OF SUFFICIENT MAGNITUDE TO PRODUCE RELATIVELY HEAVY CONDUCTION THROUGH THE TRANSISTOR, THEN, STILL DURING THE INPUT PULSE INTERVAL, REDUCING THE AMPLITUDE OF SAID SIGNAL APPLIED TO THE BASE OF THE TRANSISTOR TO A SUBSTANTIALLY LOWER VALUE BUT STILL SUFFICIENT TO SUPPORT SUBSTANTIAL CONDUCTION OF CURRENT THROUGH THE TRANSISTOR, AND, WHEN THE INPUT PULSE TERMINATES, SHARP-
References Cited (Backward Citations)
US3129354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |