Patent US3480815A successfully refreshed from Google Patents.
US3480815A
Expired / Lapsed
US
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Motor with multiplex wave wound disc armature
Assignee: TA ACQUISITION CORP
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Filing: 1965-12-27
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Granted: 1969-11-25
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Expires: 1985-12-27
Abstract
No abstract record available.
Inventors
- 👤 Theodore F Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:44
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/26; H02K23/00; H02K23/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3095516A
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US3109114A
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US3189773A
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US3227903A
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US3209187A
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US3312846A
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US3382570A
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US3296474A
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US3356877A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |