US3453468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine winding arrangement with end turn insulation and method of making the same
Assignee: Kurz and Root Co Inc
•
Filing: 1966-09-21
•
Granted: 1969-07-01
•
Expires: 1986-09-21
Abstract
No abstract record available.
Inventors
- 👤 Walter W Lund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:55
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/46; H02K3/50; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1488873A
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US2071977A
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US2367079A
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US2749460A
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US3002119A
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US2961555A
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US2994735A
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US3151260A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |