US3153418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Serrated paper dental cleaner
Assignee: Individual
•
Filing: 1962-12-05
•
Granted: 1964-10-20
•
Expires: 1982-12-05
Abstract
No abstract record available.
Inventors
- 👤 Fleming John Stuart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:46
CPC Classifications
A; A61; A61C; A61C15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US714091A
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US725081A
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US958335A
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US2771085A
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US2771889A
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US2771084A
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US2856938A
Cited
US2856939A
Cited
US2896639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |