Patent US3065749A successfully refreshed from Google Patents.
US3065749A
Expired / Lapsed
US
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Injection and vacuum cleaner for dental therapeutics
Assignee: Piorvit S R L
•
Filing: 1959-05-04
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Granted: 1962-11-27
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Expires: 1979-05-04
Abstract
No abstract record available.
Inventors
- 👤 Brass Michele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:02
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/02; A61C17/0208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE495043C
Cited
US811111A
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US1266228A
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US1357452A
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US2274893A
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US2449497A
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US2709852A
Cited
US2936757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |