Patent US2946911A successfully refreshed from Google Patents.
US2946911A
Expired / Lapsed
US
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Coated electric lamp
Assignee: General Electric Co
•
Filing: 1957-11-01
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Granted: 1960-07-26
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Expires: 1977-11-01
Abstract
No abstract record available.
Inventors
- 👤 Richard F Malinowski
- 👤 Vodicka Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:26
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/28; H01K1/32; H01K7/00; H01K7/06; Y; Y10; Y10S; Y10S206/00; Y10S206/805; Y10S215/00; Y10S215/06; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24405; Y10T428/25; Y10T428/254; Y10T428/31504; Y10T428/31551; Y10T428/31634; Y10T428/31855; Y10T428/3188; Y10T428/31884
Claims Analysis
Total Claims: 0
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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) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |