US3403293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starter circuit for three-electrode gaseous discharge device
Assignee: Lanteris Space LLC
•
Filing: 1966-07-29
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Granted: 1968-09-24
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Expires: 1986-07-29
Abstract
No abstract record available.
Inventors
- 👤 Michelsen Claus Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:02
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/16; H05B41/18; H05B41/19; H01; H01J; H01J1/00; H01J61/00; H01J61/02; H01J61/54; H01J61/545; H01J2893/00; H01J2893/0048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2235385A
Cited
US2562887A
Cited
US2777973A
Cited
US2834917A
Cited
US3087065A
Cited
US3280366A
Cited
US3334270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |