US2626340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety fuse for room heaters and the like
Assignee: Knapp Monarch Co
•
Filing: 1948-02-11
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Granted: 1953-01-20
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Expires: 1968-02-11
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Huck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:04
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/74; H01H37/76; H01H37/761; F; F24; F24C; F24C7/00; F24C7/06; F24C7/062; F24C7/065; F24C7/08; F24C7/081; H01H2037/762; H01H2037/763; H01H2037/768
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1462380A
Cited
US839255A
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US991729A
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US1280029A
Cited
US1380493A
Cited
US1445706A
Cited
US1484156A
Cited
US2149773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |