Patent US3267328A successfully refreshed from Google Patents.
US3267328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light flash generator device with plural storage condensers
Assignee: Individual
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Filing: 1962-06-12
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Granted: 1966-08-16
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Expires: 1982-06-12
Abstract
No abstract record available.
Inventors
- 👤 Girard Jean Rene Marie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:37
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/32; H05B41/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A FLASH LIGHT GENERATOR DEVICE COMPRISING IN COMBINATION: A PLURALITY OF CIRCUITS EACH INCLUDING A SERIES CONNECTION OF AT LEAST ONE CONDENSER AND RESISTOR, SAID CIRCUITS BEING CONNECTED IN PARALLEL WITH EACH OTHER; A SOURCE OF DIRECT CURRENT; A CHARGING CIRCUIT FOR SIMULTANEOUSLY CHARGING SAID CONDENSERS THROUGH SAID RESISTORS FROM SAID SOURCE; AT LEAST ONE ELECTRONIC FLASH DISCHARGE TUBE HAVING MAIN AND STARTING ELECTRODES; MEANS SEPARATED FROM SAID CHARGING CIRCUIT FOR CONNECTING SAID MAIN ELECTRODES IN PARALLEL WITH PRESELECTED ONES OF SAID CONDENSERS ONLY; AND MEANS CONNECTED TO SAID STARTING ELECTRODE FOR DELIVERING A PULSE OF ENERGY THERETO ENABLING DIS-
Claim 2
Dependent Claim
100 words
A FLASH LIGHT GENERATOR DEVICE COMPRISING IN COMBINATION: A PLURALITY OF CIRCUITS EACH INCLUDING A SERIES CONNECTION OF AT LEAST ONE CONDENSER AND RESISTOR, SAID CIRCUITS BEING CONNECTED IN PARALLEL WITH EACH OTHER; A SOURCE OF DIRECT CURRENT; A CHARGING CIRCUIT FOR SIMULTANEOUSLY CHARGING SAID CONDENSERS THROUGH SAID RESISTORS FROM SAID SOURCE; AT LEAST ONE ELECTRONIC FLASH DISCHARGE TUBE HAVING MAIN AND STARTING ELECTRODES; MEANS SEPARATED FROM SAID CHARGING CIRCUIT FOR CONNECTING SAID MAIN ELECTRODES IN PARALLEL WITH PRESELECTED ONES OF SAID CONDENSERS ONLY; AND MEANS CONNECTED TO SAID STARTING ELECTRODE FOR DELIVERING A PULSE OF ENERGY THERETO ENABLING DIS-
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |