US3691272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tooth-paste
Assignee: Novartis AG
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Filing: 1970-09-22
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Granted: 1972-09-12
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Expires: 1990-09-22
Abstract
Abstract Tooth-paste compositions consisting essentially of sodium chloride or marine salt, hydroxy-ethyl or -methyl cellulose, glycerol, a condensation product of ethylene oxide and polyoxypropylene glycol, a polishing agent such as dicalcium phosphate dihydrate, sodium metaphosphate or calcium orthophosphate, colloidally dispersed silica, the sodium slat of saccharine and/or sodium cyclamate, flavorings and water in such proportions as to provide a paste of acceptable taste and consistency.
Inventors
- 👤 Henning Asche
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:19
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/20; A61K8/24; A61K8/25; A61K8/72; A61K8/73; A61K8/731; A61K8/90; A61Q; A61Q11/00
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
67 words
A toothpaste composition according to claim 1, consisting essentially of 15% of marine salt or sodium chloride; 1% of hydroxyethyl cellulose; 2.5% of colloidally dispersed silica; 5% of glycerol; 0.5% of said condensation product of ethylene oxide and polyoxypropylene glycol; 15% of dicalcium phosphate dihydrate; 15% of sodium metaphosphate; 0.16% of sodium salt of saccharine; and an amount of water and flavoring to fill up to 100%.
Claim 2
Dependent Claim
61 words
A toothpaste composition according to claim 1, consisting essentially of 15% marine salt or sodium chloride; 1% of hydroxyethyl cellulose; 2.5% of colloidally dispersed silica; 5% of glycerol; 0.5% of said condensation product of ethylene oxide and polyoxypropylene glycol; 30% of calcium orthophosphate; 0.30% of sodium salt of saccharine; and an amount of water and flavoring to fill up to 100%.
Claim 3
Dependent Claim
64 words
A toothpaste composition according to claim 1, consisting essentially of 15% of marine salt or sodium chloride; 1% of hydroxyethyl cellulose; 2.5% of colloidally dispersed silica; 5% glycerol; 0.5% of said condensation product of ethylene oxide and polyoxypropylene glycol; 15% of dicalcium phosphate dihydrate; 15% of sodium metaphosphate; 1.5% of sodium cyclamate; and an amount of water and flavoring to fill up to 100%.
Claim 4
Dependent Claim
67 words
A toothpaste according to claim 1, consisting essentially of: 15% of marine salt or sodium chloride; 1.4% of hydroxyethyl cellulose; 2.1% of colloidally dispersed silica; 5% of glycerol; 0.5% of said condensation producT of ethylene oxide and polyoxypropylene glycol; 5% of dicalcium phosphate dihydrate; 25% of sodium metaphosphate; 0.3% of sodium cyclamate; 0.12% of sodium salt of saccharine; and an amount of water and flavoring to fill.
Claim 5
Dependent Claim
68 words
A toothpaste according to claim 1, consisting essentially of 15% of marine salt or sodium chloride; 2.1% of hydroxyethyl cellulose; 1.4% of colloidally dispersed silica; 0.5% of said condensation product of ethylene oxide and polypropylene glycol; 20% of dicalcium phosphate dihydrate; 10% of dicalcium phosphate anhydrous; 0.1% of sodium salt of saccharine; 0.7% of sodium cyclamate; and an amount of water and flavoring to fill up to 100%.
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) | 1975-09-12 | 1976-03-13 | 1976-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-12 | 1980-03-13 | 1980-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-12 | 1984-03-13 | 1984-09-12 | $7700.00 | Window Closed / Lapsed |