Patent US2084192A successfully refreshed from Google Patents.
US2084192A
Expired / Lapsed
US
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Incandescent lamp and similar device
Assignee: General Electric Co
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Filing: 1933-05-03
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Granted: 1937-06-15
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Expires: 1953-05-03
Abstract
No abstract record available.
Inventors
- 👤 Paul O Cartun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:29
CPC Classifications
B; B23; B23B; B23B33/00; B24; B24B; B24B41/00; B24B41/06; B24B41/061; B24B41/062; C; C07; C07C; C07C275/00; C07C275/70; H; H01; H01J; H01J5/00; H01J5/32; H01J5/40; H01K; H01K1/00; H01K1/42; H01K1/46; H01J2893/00; H01J2893/0033; H01J2893/0034; H01J2893/0035
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) | 1940-06-14 | 1940-12-14 | 1941-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-06-14 | 1944-12-14 | 1945-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-06-14 | 1948-12-14 | 1949-06-15 | $7700.00 | Window Closed / Lapsed |