US3260978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interleaved winding arrangement for electrical apparatus
Assignee: Siemens Schuckertwerke AG
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Filing: 1963-08-30
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Granted: 1966-07-12
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Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 Muller Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:14
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/2871; H01F27/34; H01F27/343
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |