Patent US3114860A successfully refreshed from Google Patents.
US3114860A
Expired / Lapsed
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Gaseous discharge indicator devices
Assignee: Raytheon Co
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Filing: 1961-04-19
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Granted: 1963-12-17
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Expires: 1981-04-19
Abstract
No abstract record available.
Inventors
- 👤 Paul W Stutsman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:00
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/38; H01J17/40; H01J17/44; H01J2893/00; H01J2893/0064; H01J2893/0065; H01J2893/0068
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
125 words
AN ELECTRICAL SYSTEM COMPRISING A GASEOUS DISCHARGE TUBE HAVING A FIRST CATHODE, A FIRST GRID, AN ANODE, AND A SECOND CATHODE, CIRCUIT MEANS CONNECTED BETWEEN SAID FIRST GRID AND SAID FIRST CATHODE FOR MAINTAINING AN INTERMITTENT DISCHARGE BETWEEN SAID FIRST GRID AND SAID FIRST CATHODE, VOLTAGE MEANS CONNECTED TO SAID ANODE TENDING TO CAUSE A DISCHARGE BETWEEN SAID ANODE AND SAID SECOND CATHODE, A CONTROL ELECTRODE INTERPOSED BETWEEN SAID FIRST AND SECOND CATHODES AND ADAPTED TO CONTROL THE INITIATION OF THE DISCHARGE BETWEEN SAID SECOND CATHODE AND SAID ANODE, AND MEANS CONNECTED TO SAID CONTROL ELECTRODE FOR APPLYING A SIGNAL TO SAID CONTROL ELECTRODE TO CAUSE SAID DISCHARGE BETWEEN SAID ANODE AND SAID SECOND CATHODE TO BE INITIATED DURING AN IMPULSE OF SAID INTERMITTENT DISCHARGE.
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) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |