US3010050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ballast apparatus
Assignee: General Electric Co
•
Filing: 1960-02-29
•
Granted: 1961-11-21
•
Expires: 1980-02-29
Abstract
No abstract record available.
Inventors
- 👤 Roger E Hume
- 👤 Lovinger Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:39
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/16; H05B41/20; H05B41/23; H05B41/232; H05B41/2325; Y; Y10; Y10S; Y10S315/00; Y10S315/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2370633A
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US2355360A
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US2496981A
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US2568553A
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US2685663A
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US2788469A
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US2682014A
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US2877382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |