US3223884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gaseous-discharge device
Assignee: Revvity Inc
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Filing: 1961-09-26
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Granted: 1965-12-14
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Expires: 1981-09-26
Abstract
No abstract record available.
Inventors
- 👤 William A Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:06
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN A GASEOUS-DISCHARGE DEVICE HAVING A GAS-FILLED ENVELOPE, AN ANODE LOCATED WITHIN THE ENVELOPE, A CATHODE SPACED FROM THE ANODE WITHIN THE ENVELOPE, A PLURALITY OF WIRE PROBE TYPE TRIGGER ELECTRODES SPACED FROM EACH OTHER AND DISPOSED IN THE SPACE BETWEEN THE ANODE AND THE CATHODE, SAID ANODE, CATHODE AND TRIGGER ELECTRODES EACH CONNECTED TO CONDUCTIVE PINS EXTENDING THROUGH THE GLASS ENVELOPE, A TUBE SOCKET HAVING MEANS FOR ENGAGING THE CONDUCTIVE PINS TO AN OPERATIVE CIRCUIT, THE IMPROVEMENT COMPRISING A COATING OF INSULATING MATERIAL ON EACH OF TRIGGER ELECTRODE PINS, SAID INSULATING MATERIAL BEING LOCATED ON THE PORTION OF EACH TRIGGER ELECTRODE PIN EXTERIOR TO SAID ENVELOPE, WHEREBY A CAPACITANCE IS SERIALLY CONNECTED WITHE EACH TRIGGER ELECTRODE PIN WHEN INSERTED IN SAID TUBE SOCKET.
Claim 2
Dependent Claim
124 words
IN A GASEOUS-DISCHARGE DEVICE HAVING A GAS-FILLED ENVELOPE, AN ANODE LOCATED WITHIN THE ENVELOPE, A CATHODE SPACED FROM THE ANODE WITHIN THE ENVELOPE, A PLURALITY OF WIRE PROBE TYPE TRIGGER ELECTRODES SPACED FROM EACH OTHER AND DISPOSED IN THE SPACE BETWEEN THE ANODE AND THE CATHODE, SAID ANODE, CATHODE AND TRIGGER ELECTRODES EACH CONNECTED TO CONDUCTIVE PINS EXTENDING THROUGH THE GLASS ENVELOPE, A TUBE SOCKET HAVING MEANS FOR ENGAGING THE CONDUCTIVE PINS TO AN OPERATIVE CIRCUIT, THE IMPROVEMENT COMPRISING A COATING OF INSULATING MATERIAL ON EACH OF TRIGGER ELECTRODE PINS, SAID INSULATING MATERIAL BEING LOCATED ON THE PORTION OF EACH TRIGGER ELECTRODE PIN EXTERIOR TO SAID ENVELOPE, WHEREBY A CAPACITANCE IS SERIALLY CONNECTED WITHE EACH TRIGGER ELECTRODE PIN WHEN INSERTED IN SAID TUBE SOCKET.
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |