Patent US5391145A successfully refreshed from Google Patents.
US2826388A
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Assignee: General Electric Co
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Filing: 1953-04-17
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Granted: 1958-03-11
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Expires: 1973-04-17
Abstract
No abstract record available.
Inventors
- 👤 Alfred G Janos
- 👤 Francis M Hogg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:28
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/065; F25D23/067; A; A47; A47B; A47B96/00; A47B96/06; A47B96/068; F16; F16B; F16B2200/00; F16B2200/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |