Patent US1994848A successfully refreshed from Google Patents.
Patent US3458740A successfully refreshed from Google Patents.
US3458740A
Expired / Lapsed
US
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Motor of outer rotor type
Assignee: Nihon Victor KK
•
Filing: 1966-11-28
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Granted: 1969-07-29
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Expires: 1986-11-28
Abstract
No abstract record available.
Inventors
- 👤 Kansaku Kaneko
- 👤 Toshimasa Fujiwara
- 👤 Osamu Samuta
- 👤 Takao Miyasaka
- 👤 Kenichi Kitamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:06
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/167; H02K5/1675
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US704327A
Cited
US1409148A
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US1618877A
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GB401797A
Cited
US2064070A
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FR848499A
Cited
US2226622A
Cited
US2193713A
Cited
US2207251A
Cited
US2406891A
Cited
US2628138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |