US2800601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron discharge device
Assignee: LIGHT PRODUCTS Inc
•
Filing: 1952-09-05
•
Granted: 1957-07-23
•
Expires: 1972-09-05
Abstract
No abstract record available.
Inventors
- 👤 Algy E Martin
- 👤 Mearl D Lorimor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:56
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/34; F; F21; F21L; F21L2/00; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/5854; Y10T70/5863; Y10T70/5867
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2467472A
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US2512280A
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US2492837A
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US2480122A
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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) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |