US3492516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotor with coils of the outer rotor type motor
Assignee: Nihon Victor KK
•
Filing: 1967-08-01
•
Granted: 1970-01-27
•
Expires: 1987-08-01
Abstract
No abstract record available.
Inventors
- 👤 Toshimasa Fujiwara
- 👤 Kenichi Kitamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:46
CPC Classifications
H; H02; H02K; H02K1/00; H02K1/06; H02K1/22; H02K1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1219564A
Cited
US2528154A
Cited
US2763916A
Cited
US2756354A
Cited
US3027471A
Cited
US3179825A
Cited
US3349478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |