US3365597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric motor
Assignee: Janome Corp
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Filing: —
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Granted: 1968-01-23
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Expires: 1985-01-23
Abstract
No abstract record available.
Inventors
- 👤 Susumu Hanyu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:39
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN AN ELECTRIC MOTOR INCLUDING A STATOR, A ROTOR AND A PAIR OF BRUSHES ARRANGED SPACED FROM EACH OTHER AT ONE END OF SAID ROTOR, IN COMBINATION, HOUSING MEANS MADE FROM PLASTIC MATERIAL ENCLOSING AND SUPPORTING SAID STATOR, SAID ROTOR AND SAID BRUSHES AND BEING FORMED WITH A PAIR OF OPENINGS IN THE REGION OF SAID BRUSHES TO PROVIDE ACCESS TO THE LATTER; A PAIR OF COVERS OF PLASTIC MATERIAL EXTENDING ACROSS SAID OPENINGS, RESPECTIVELY; AND A PAIR OF HINGE MEANS CONNECTING SAID COVERS TO SAID HOUS-
Claim 2
Dependent Claim
87 words
IN AN ELECTRIC MOTOR INCLUDING A STATOR, A ROTOR AND A PAIR OF BRUSHES ARRANGED SPACED FROM EACH OTHER AT ONE END OF SAID ROTOR, IN COMBINATION, HOUSING MEANS MADE FROM PLASTIC MATERIAL ENCLOSING AND SUPPORTING SAID STATOR, SAID ROTOR AND SAID BRUSHES AND BEING FORMED WITH A PAIR OF OPENINGS IN THE REGION OF SAID BRUSHES TO PROVIDE ACCESS TO THE LATTER; A PAIR OF COVERS OF PLASTIC MATERIAL EXTENDING ACROSS SAID OPENINGS, RESPECTIVELY; AND A PAIR OF HINGE MEANS CONNECTING SAID COVERS TO SAID HOUS-
References Cited (Backward Citations)
US2298155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |