Patent US3217310A successfully refreshed from Google Patents.
US3217310A
Expired / Lapsed
US
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Discharge circuitry for voltage doubling and switching circuitry
Assignee: Honeywell Inc
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Filing: 1961-12-14
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Granted: 1965-11-09
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Expires: 1981-12-14
Abstract
No abstract record available.
Inventors
- 👤 Robert P Pearson
- 👤 Jack W Schuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:32
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/60
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
106 words
IMPROVED VOLTAGE DOUBLING CIRCUIT APPARATUS COMPRISING, IN COMBINATION: INPUT MEANS FOR SUPPLYING AN INPUT ALTERNATING SIGNAL; OUTPUT MEANS FOR PROVIDING AN OUTPUT SIGNAL; A FIRST VOLTAGE DOUBLING CIRCUIT CONNECTED TO SAID INPUT MEANS FOR RECEIVING THE INPUT SIGNAL THEREFROM AND CONNECTED TO SAID OUTPUT MEANS FOR SUPPLYING A UNIDIRECTIONAL FIRST SIGNAL THERETO; AN IMPEDANCE CONNECTED TO SAID OUTPUT MEANS; A SECOND VOLTAGE DOUBLING CIRCUIT CONNECTED TO SAID INPUT MEANS, SAID SECOND VOLTAGE DOUBLING CIRCUIT SUPPLYING A UNIDIRECTIONAL OUTPUT SECOND SIGNAL UPON RECEIPT OF AN ALTERNATING SIGNAL FROM SAID INPUT MEANS; AND SWITCH MEANS FOR PROVIDING HIGH AND LOW IMPEDANCE CONDITIONS AND THEREBY CONTROLLING A DISCHARGE PATH
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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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |