Patent US3252009A successfully refreshed from Google Patents.
US3252009A
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Pulse sequence generator
Assignee: RCA Corp
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Filing: 1963-10-22
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Granted: 1966-05-17
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Expires: 1983-10-22
Abstract
No abstract record available.
Inventors
- 👤 Paul K Weimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:33
CPC Classifications
H; H03; H03K; H03K23/00; H03K23/40; H03K23/42; G; G11; G11C; G11C19/00; G11C19/18; H03K21/00; H03K5/00; H03K5/15; H03K5/15013; H03K5/1506; H03K5/15093; H04; H04N; H04N5/00; H04N5/04; H04N5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
THE COMBINATION COMPRISING: A CHAIN OF CASCADED STAGES, EACH STAGE INCLUDING A FIRST AMPLIFYING DEVICE AND A SECOND AMPLIFYING DEVICE, EACH SAID AMPLIFYING DEVICE HAVING A FIRST ELECTRODE AND AN OUTPUT ELECTRODE DEFINING A CURRENT CARRYING PATH, AND HAVING A CONTROL ELECTRODE, MEANS INTERCOUPLING THE OUTPUT ELECTRODE OF EACH FIRST AMPLIFYING DEVICE AND THE CONTROL ELECTRODE OF THE SECOND AMPLIFYING DEVICE IN THE SAME STAGE, DIRECT CURRENT CONDUCTING MEAN INTERCOUPLING THE OUTPUT ELECTRODE OF EACH SECOND AMPLIFYING DEVICE AND THE CONTROL ELECTRODE OF THE FIRST AMPLIFYING DEVICE IN THE NEXT SUCCEEDING STAGE OF THE CHAIN, A SEPARATE CAPACITOR MEANS CONNECTED BETWEEN EACH DIFFERENT DIRECT CURRENT CONDUCTING MEANS AND THE FIRST ELECTRODE OF THE FIRST AMPLIFYING DEVICE ASSOCIATED THEREWITH, MEANS FOR APPLYING ENERGIZING SIGNALS, DURING SELECTED TIME PERIODS, BETWEEN THE OUTPUT AND FIRST ELECTRODES
Claim 2
Dependent Claim
133 words
THE COMBINATION COMPRISING: A CHAIN OF CASCADED STAGES, EACH STAGE INCLUDING A FIRST AMPLIFYING DEVICE AND A SECOND AMPLIFYING DEVICE, EACH SAID AMPLIFYING DEVICE HAVING A FIRST ELECTRODE AND AN OUTPUT ELECTRODE DEFINING A CURRENT CARRYING PATH, AND HAVING A CONTROL ELECTRODE, MEANS INTERCOUPLING THE OUTPUT ELECTRODE OF EACH FIRST AMPLIFYING DEVICE AND THE CONTROL ELECTRODE OF THE SECOND AMPLIFYING DEVICE IN THE SAME STAGE, DIRECT CURRENT CONDUCTING MEAN INTERCOUPLING THE OUTPUT ELECTRODE OF EACH SECOND AMPLIFYING DEVICE AND THE CONTROL ELECTRODE OF THE FIRST AMPLIFYING DEVICE IN THE NEXT SUCCEEDING STAGE OF THE CHAIN, A SEPARATE CAPACITOR MEANS CONNECTED BETWEEN EACH DIFFERENT DIRECT CURRENT CONDUCTING MEANS AND THE FIRST ELECTRODE OF THE FIRST AMPLIFYING DEVICE ASSOCIATED THEREWITH, MEANS FOR APPLYING ENERGIZING SIGNALS, DURING SELECTED TIME PERIODS, BETWEEN THE OUTPUT AND FIRST ELECTRODES
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) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |