Patent US4548219A successfully refreshed from Google Patents.
US4548219A
Expired / Lapsed
US
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Fluoride-coated dental floss
Assignee: Individual
•
Filing: 1983-03-14
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Granted: 1985-10-22
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Expires: 2003-03-14
Abstract
Abstract A fluoride-coated dental floss which has enhanced bactericidal activity and a process for manufacturing the product, which includes dissolving a fluoride composition in a suitable solvent, homogenizing the mixture with a melted water-soluble wax, and applying the resulting composition to dental floss.
Inventors
- 👤 Michael G. Newman
- 👤 Fermin A. Carranza, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:01
CPC Classifications
A; A61; A61Q; A61Q11/00; A61C; A61C15/00; A61C15/04; A61C15/041; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/20; A61K8/21
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
28 words
A process of manufacturing fluoride-coated dental floss comprising: dissolving a fluroide composition in water, adding the mixture to melted water-soluble wax, and applying the mixture to dental floss.
Claim 2
Dependent Claim
28 words
A process of manufacturing fluoride-coated dental floss comprising: dissolving a fluroide composition in water, adding the mixture to melted water-soluble wax, and applying the mixture to dental floss.
Claim 3
Dependent Claim
11 words
The process of claim 1 wherein the wax is polyethylene glycol.
Claim 4
Dependent Claim
12 words
The process of claim 2 wherein the fluoride composition is stannous fluoride.
Claim 5
Dependent Claim
27 words
The process of claim 3 in which stannous fluoride is added in concentrations ranging from about 1000 ppm F - to about 6000 ppm F - .
Claim 6
Dependent Claim
21 words
The process of claim 3 in which stannous fluoride is added in a concentration of about 4000 ppm F - .
Claim 7
Dependent Claim
19 words
The process of claim 3 wherein the mixture was heated to boiling to facilitate solubility of the stannous fluoride.
Claim 8
Dependent Claim
18 words
The process of claim 4 with the additional step of incorporating the coated floss into an airtight container.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-10-21 | 1989-04-22 | 1989-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-10-21 | 1993-04-22 | 1993-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-10-21 | 1997-04-22 | 1997-10-22 | $7700.00 | Window Closed / Lapsed |