US3313581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic converter for the accuracy of rotation
Assignee: Toyoda Koki KK
•
Filing: 1964-07-15
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Granted: 1967-04-11
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Expires: 1984-07-15
Abstract
No abstract record available.
Inventors
- 👤 Kusakabe Takeshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:35
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/06; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/262; B23Q1/265; F16C23/08; F16C25/00; F16C25/06; F16C25/08; F16C35/00; F16C35/08; F16C35/12; F16C2322/00; F16C2322/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |