US3471125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental handpiece with compressed-air turbine drive
Assignee: Siemens Reiniger Werke AG
•
Filing: 1966-04-07
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Granted: 1969-10-07
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Expires: 1986-04-07
Abstract
No abstract record available.
Inventors
- 👤 Helmut Taubald
- 👤 Otto Fleer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:04
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; A; A61; A61C; A61C1/00; A61C1/02; A61C1/05; F16C2300/00; F16C2300/10; F16C2300/12; F16C2316/00; F16C2316/10; F16C2316/13; Y; Y10; Y10S; Y10S415/00; Y10S415/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2605619A
Cited
US3147551A
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US3088707A
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US3310285A
Cited
US3268205A
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US3210044A
Cited
GB1018684A
Cited
US3306375A
Cited
US3293955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |