US2815414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric fuse elements for retarded or rapid response
Assignee: Siemens Schuckertwerke AG
•
Filing: 1954-09-30
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Granted: 1957-12-03
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Expires: 1974-09-30
Abstract
No abstract record available.
Inventors
- 👤 Iwantscheff Georg
- 👤 Rauch Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:43
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/04; H01H85/05; H01H85/055; H01H85/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1165663A
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GB191410082A
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US1375474A
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US1447646A
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US1660828A
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GB333293A
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GB529118A
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SE101330C1
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GB538232A
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CH269922A
Cited
US2703352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |