Patent US3035207A successfully refreshed from Google Patents.
US3035207A
Expired / Lapsed
US
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Circuit arrangement for operating electric discharge lamp
Assignee: A E I LAMP AND LIGHTING Co Ltd
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Filing: 1960-01-12
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Granted: 1962-05-15
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Expires: 1980-01-12
Abstract
No abstract record available.
Inventors
- 👤 Beeson Eric John George
- 👤 Nichols John Winfrith De Lisle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:18
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/02; H05B41/04; H01; H01J; H01J61/00; H01J61/02; H01J61/04; H01J61/10; H01J61/106
Claims Analysis
Total Claims: 0
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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) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |