Patent US2961633A successfully refreshed from Google Patents.
US2961633A
Expired / Lapsed
US
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Contact pin for fluorescent lamps
Assignee: General Electric Co
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Filing: 1957-10-14
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Granted: 1960-11-22
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Expires: 1977-10-14
Abstract
No abstract record available.
Inventors
- 👤 Robert A Kuebler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:46
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/50; H01J5/54; H01J5/62; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/49943
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US994744A
Cited
GB246619A
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US1953891A
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US2211659A
Cited
US2502291A
Cited
US2566646A
Cited
US2638573A
Cited
US2780792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |