US3135898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sequencing circuit
Assignee: RTX Corp
•
Filing: 1961-04-17
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Granted: 1964-06-02
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Expires: 1981-04-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick D Manganelii
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:06
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/08; G21C7/12; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN AN ELECTRONIC DEVICE, A PLURALITY OF THYRATRONS, MEANS FOR IMPRESSING AN EQUAL VOTAGE ON THE PLATE OF EACH OF SAID THYRATRONS, MEANS FOR IMPRESSING VOLTAGES ON THE CATHODES OF SAID THYRATRONS, THE CATHODE VOLTAGE OF AT LEAST ONE OF SAID THYRATRONS BEING LESS THAN THE CATHODE VOLTAGE OF THE OTHER THYRATRONS, MEANS FOR IMPRESSING AN EQUAL VOLTAGE ON THE GRID OF EACH OF SAID THYRATRONS TO CAUSE THE THYRATRON OF LOWEST CATHODE VOLTAGE TO CONDUCT, AND MEANS FOR PREVENTING THE REMAINING THYRATRONS FROM CONDUCTING WHEN ONE OF THE THYRATRONS IS CONDUCTING.
Claim 2
Dependent Claim
92 words
IN AN ELECTRONIC DEVICE, A PLURALITY OF THYRATRONS, MEANS FOR IMPRESSING AN EQUAL VOTAGE ON THE PLATE OF EACH OF SAID THYRATRONS, MEANS FOR IMPRESSING VOLTAGES ON THE CATHODES OF SAID THYRATRONS, THE CATHODE VOLTAGE OF AT LEAST ONE OF SAID THYRATRONS BEING LESS THAN THE CATHODE VOLTAGE OF THE OTHER THYRATRONS, MEANS FOR IMPRESSING AN EQUAL VOLTAGE ON THE GRID OF EACH OF SAID THYRATRONS TO CAUSE THE THYRATRON OF LOWEST CATHODE VOLTAGE TO CONDUCT, AND MEANS FOR PREVENTING THE REMAINING THYRATRONS FROM CONDUCTING WHEN ONE OF THE THYRATRONS IS CONDUCTING.
References Cited (Backward Citations)
US2315958A
Cited
US3030554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |