Patent US2281280A successfully refreshed from Google Patents.
US2281280A
Expired / Lapsed
US
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Light relay
Assignee: General Electric Co
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Filing: 1940-05-10
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Granted: 1942-04-28
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Expires: 1960-05-10
Abstract
No abstract record available.
Inventors
- 👤 Gabor Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:23
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/08; H01J31/50; G; G02; G02B; G02B23/00; G02B23/12; H01J29/00; H01J29/02; H01J29/10; H01J29/12; H04; H04N; H04N5/00; H04N5/74; H04N5/7416; H04N5/7425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-04-27 | 1945-10-27 | 1946-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-27 | 1949-10-27 | 1950-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-27 | 1953-10-27 | 1954-04-28 | $7700.00 | Window Closed / Lapsed |