US3830246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluoride impregnated dental floss
Assignee: Individual
•
Filing: 1972-05-26
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Granted: 1974-08-20
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Expires: 1992-05-26
Abstract
Abstract A DENTAL FLOSS IS IMPREGNATED WITH A DRESSING CONTAINING A FLUORIDE IN FORM AND QUANTITY AVAILABLE TO PROVIDE FLUORIDE THEREAPY AS THE FLOSS IS WORKED AROUNG AND BETWEEN THE TEETH. THE DRESSING CAN BE ALSO INCLUDE FLAVORING MATERIALS AND OTHER DENTAL THEREAPY INGREDIENTS.
Inventors
- 👤 B Gillings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:36
CPC Classifications
A; A61; A61C; A61C15/00; A61C15/04; A61C15/041; A61K; A61K8/00; A61K8/02; A61K8/18; A61K8/19; A61K8/20; A61K8/21; A61Q; A61Q11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-19 | 1978-02-18 | 1978-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-19 | 1982-02-18 | 1982-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-19 | 1986-02-18 | 1986-08-20 | $7700.00 | Window Closed / Lapsed |