Patent US3447225A successfully refreshed from Google Patents.
US3447225A
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Apparatus and method for inserting dynamoelectric machine coils and slot wedges
Assignee: Fort Wayne Tool and Die Inc
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Filing: 1966-07-08
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Granted: 1969-06-03
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Expires: 1986-07-08
Abstract
No abstract record available.
Inventors
- 👤 Robert J Eminger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:41
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/06; H02K15/062; H02K15/065; H02K15/067; H02K15/068; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/51; Y10T29/5136; Y10T29/5137; Y10T29/5143; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53478
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) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |