Patent US3748021A successfully refreshed from Google Patents.
US3093740A
Expired / Lapsed
US
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Pulse transmitter and amplifier
Assignee: Westinghouse Electric Corp
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Filing: 1959-09-29
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Granted: 1963-06-11
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Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 Nyle E Bush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:42
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/17; G01T1/20; G01T1/208; H; H03; H03K; H03K5/00; H03K5/01; H03K5/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
178 words
IN COMBINATION, A SOURCE OF ELECTRICAL PULSES OCCURRING SUCCESSIVELY WITH EACH SPACED IN TIME FROM THE IMMEDIATELY PRECEDING AND SUBSEQUENT ONES BY AT LEAST A FIRST PREDETERMINED AMOUNT, MEANS FOR AMPLIFYING SAID ELECTRICAL PULSES, SAID AMPLIFYING MEANS INCLUDING A SEMICONDUCTIVE ELEMENT PROVIDING A RELATIVELY LOW INPUT IMPEDANCE THEREFOR AND HAVING A GIVEN BANDWIDTH CAPABILITY, AND CIRCUIT MEANS FOR TRANSMITTING SAID ELECTRICAL PULSES FROM SAID SOURCE TO THE INPUT OF SAID AMPLIFYING MEANS, SAID CIRCUIT MEANS INCLUDING INDUCTIVE MEANS FOR AMPLIFYING SAID ELECTRICAL PULSES, AND SAID CIRCUIT MEANS HAVING IMPEDANCE MEANS INCLUDING A RESISTIVE ELEMENT SO CONNECTED AS EFFECTIVELY TO BE RELATED SERIALLY BETWEEN THE INPUT OF SAID AMPLIFYING MEANS AND SAID PULSE SOURCE, SAID IMPEDANCE MEANS BEING SO CORRELATED AS TO PROVIDE THAT WHEN DELIVERED TO THE INPUT OF SAID AMPLIFYING MEANS SAID ELECTRICAL PULSES ENDURE, RESPECTIVELY, OVER A PERIOD OF TIME GREATER THAN A SECOND PREDETERMINED AMOUNT FOR ENABLING SAID AMPLIFYING MEANS TO AMPLIFY SAID ELECTRICAL PULSES SUBSTANTIALLY WITHIN ITS BANDWIDTH CAPABILITY YET LESS THAN SAID FIRST PREDETERMINED AMOUNT FOR ENABLING SAID ELECTRICAL PULSES TO REMAIN RESOLVED.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |