Patent US3193704A successfully refreshed from Google Patents.
US3193704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse amplifier
Assignee: Individual
•
Filing: 1962-07-27
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Granted: 1965-07-06
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Expires: 1982-07-27
Abstract
No abstract record available.
Inventors
- 👤 Richard J C Chueh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:35
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/313; H03K3/315
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A PULSE AMPLIFIER COMPRISING: A FIRST JUNCTION; A SECOND JUNCTION; MEANS CONNECTED TO SAID JUNCTION AND PROVIDING THERETO A RECTANGULAR SHAPED INPUT PULSE HAVING A LEADING AND TRAILING EDGE; FIRST ISOLATION MEANS CONNECTED TO SAID FIRST JUNCTION; BISTABLE TUNNEL DIODE MEANS CONNECTED BETWEEN SAID FIRST ISOLATION MEANS AND SAID SECOND JUNCTION, SAID BISTABLE TUNNEL DIODE MEANS BEING SWITCHED FROM A FIRST STATE TO A SECOND STATE BY THE LEADING EDGE OF SAID INPUT PULSE; SECOND ISOLATION MEANS CONNECTED TO SAID SECOND JUNCTION;
Claim 2
Dependent Claim
82 words
A PULSE AMPLIFIER COMPRISING: A FIRST JUNCTION; A SECOND JUNCTION; MEANS CONNECTED TO SAID JUNCTION AND PROVIDING THERETO A RECTANGULAR SHAPED INPUT PULSE HAVING A LEADING AND TRAILING EDGE; FIRST ISOLATION MEANS CONNECTED TO SAID FIRST JUNCTION; BISTABLE TUNNEL DIODE MEANS CONNECTED BETWEEN SAID FIRST ISOLATION MEANS AND SAID SECOND JUNCTION, SAID BISTABLE TUNNEL DIODE MEANS BEING SWITCHED FROM A FIRST STATE TO A SECOND STATE BY THE LEADING EDGE OF SAID INPUT PULSE; SECOND ISOLATION MEANS CONNECTED TO SAID SECOND JUNCTION;
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |