Patent US3289039A successfully refreshed from Google Patents.
US3289039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge and counting circuits for flashing beacon
Assignee: Individual
•
Filing: 1964-01-20
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Granted: 1966-11-29
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Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 Gordon L Stamm
- 👤 Scott Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:40
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A FLASHTUBE CONTROL WHICH COMPRISCES: AN ARC DISCHARGE FLASHTUBE, AN INDUCTANCE COIL CONNECTED IN SERIES WITH SAID FLASHTUBE, A PLURALITY OF PARALLEL CONNECTED CAPACITORS CONNECTED ACROSS SAID FLASHTUBE AND SAID INDUCTANCE COIL TO DISCHARGE A CURRENT THERETHROUGH TO ESTABLISH AN ARC IN SAID FLASHTUBE, SAID INDUCTANCE COIL REDUCING THE CURRENT THROUGH SAID FLASHTUBE SUBSEQUENT TO DISCHARGE OF SAID CAPACITORS TO EXTINGUISH THE ARC PRODUCED IN SAID FLASHTUBE, A HIGH VOLTAGE POWER SUPPLY FOR CHARGING SAID CAPACITORS,
Claim 2
Dependent Claim
76 words
A FLASHTUBE CONTROL WHICH COMPRISCES: AN ARC DISCHARGE FLASHTUBE, AN INDUCTANCE COIL CONNECTED IN SERIES WITH SAID FLASHTUBE, A PLURALITY OF PARALLEL CONNECTED CAPACITORS CONNECTED ACROSS SAID FLASHTUBE AND SAID INDUCTANCE COIL TO DISCHARGE A CURRENT THERETHROUGH TO ESTABLISH AN ARC IN SAID FLASHTUBE, SAID INDUCTANCE COIL REDUCING THE CURRENT THROUGH SAID FLASHTUBE SUBSEQUENT TO DISCHARGE OF SAID CAPACITORS TO EXTINGUISH THE ARC PRODUCED IN SAID FLASHTUBE, A HIGH VOLTAGE POWER SUPPLY FOR CHARGING SAID CAPACITORS,
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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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |