Patent US1902627A successfully refreshed from Google Patents.
US3134172A
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US
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Bearing holding mechanism of miniature air turbine for dental hand piece
Assignee: J Morita Manufaturing Corp
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Filing: 1960-02-04
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Granted: 1964-05-26
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Expires: 1980-02-04
Abstract
No abstract record available.
Inventors
- 👤 Sato Kenzo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:13
CPC Classifications
A; A61; A61C; A61C1/00; A61C1/08; A61C1/18; A61C1/181; F; F16; F16C; F16C27/00; F16C27/06; F16C27/066; F16C19/00; F16C19/54; F16C19/546; F16C19/547; F16C2316/00; F16C2316/10; F16C2316/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB496282A
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US2469483A
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US2689769A
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US2698131A
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US2945299A
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US2902322A
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US2897596A
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US2954207A
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US2983519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |