Patent US3409980A successfully refreshed from Google Patents.
US3409980A
Expired / Lapsed
US
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Method and apparatus for winding coils on bobbins
Assignee: Motors Liquidation Co
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Filing: 1965-12-27
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Granted: 1968-11-12
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Expires: 1985-12-27
Abstract
No abstract record available.
Inventors
- 👤 Norman D Lawless
- 👤 Noel A Triaca
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:08
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/10; H01F41/06; H01F41/076; H01F41/09; H01F41/092; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071; Y10T29/49073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2596325A
Cited
US2731372A
Cited
US2904269A
Cited
US3000405A
Cited
US3286327A
Cited
US3314452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |