US3366835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuits for energizing a flashtube
Assignee: HAROLD L MORRIS
•
Filing: 1967-02-09
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Granted: 1968-01-30
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Expires: 1987-02-09
Abstract
No abstract record available.
Inventors
- 👤 Harold L Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:41
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2461241A
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US2640901A
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US2895081A
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US2930989A
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US2873408A
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US3033988A
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US2905861A
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US3088051A
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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) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |