US4765984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable single unit dose oral product
Assignee: Colgate Palmolive Co
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Filing: 1986-12-16
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Granted: 1988-08-23
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Expires: 2006-12-16
Abstract
Abstract A single unit dose chewable oral product stabilized against syneresis comprising an alginate gelling agent, cross-linked with a calcium ion, flavor and a liquid vehicle containing water, humectant and a vegetable oil additive to reduce syneresis.
Inventors
- 👤 Linda J. Vellekoop
- 👤 Jordan Barth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:31
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/73; A61K8/733; A61K8/19; A61K8/24; A61K8/26; A61K8/92; A61K8/922; A61Q; A61Q11/00; A61K2800/00; A61K2800/40; A61K2800/59; A61K2800/594
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
70 words
A stable, chewable single unit dose, freestanding form of an oral product, stabilized against syneresis, comprising about 0.4-1.5% by weight of a sodium alginate crosslinked with a calcium ion, about 0.1-5.0% by weight of a flavor and at least 40% by weight of a liquid vehicle containing at least 10% by weight water, and at least 5% by weight humectant, and about 2-15% by weight of a liquid vegetable oil.
Claim 2
Dependent Claim
70 words
A stable, chewable single unit dose, freestanding form of an oral product, stabilized against syneresis, comprising about 0.4-1.5% by weight of a sodium alginate crosslinked with a calcium ion, about 0.1-5.0% by weight of a flavor and at least 40% by weight of a liquid vehicle containing at least 10% by weight water, and at least 5% by weight humectant, and about 2-15% by weight of a liquid vegetable oil.
Claim 3
Dependent Claim
32 words
A single unit dose form according to claim 1, which is in the form of a chewable unit dose form of a dentifrice or of a mouthwash or of a mouth freshener.
Claim 4
Dependent Claim
31 words
A single unit dose form according to claim 1 wherein the vegetable oil is selected from the group consisting of coconut oil, palm oil, avacado oil, peanut oil and safflower oil.
Claim 5
Dependent Claim
28 words
A single unit dose form of dentifrice according to claim 2, wherein the liquid vehicle comprises water, glycerin and sorbitol in an amount of about 40-75% by weight.
Claim 6
Dependent Claim
35 words
A single unit dose form of dentifrice according to claim 4 wherein the water content is about 10-50% by weight and the combined glycerin and sorbitol content comprises about 20-50% by weight of the formulation.
Claim 7
Dependent Claim
40 words
A single unit dose form of mouthwash according to claim 2, wherein the liquid vehicle constitutes about 55-95% by weight liquid comprising about 50-80% by weight water and about 5-15% by weight of at least one of glycerin and sorbitol.
Claim 8
Dependent Claim
24 words
A single unit dose form of dentifrice according to claim 5, containing about 5-25% by weight of a dentally acceptable water insoluble polishing agent.
Claim 9
Dependent Claim
20 words
A single unit dose form of dentifrice according to claim 7, wherein the polishing agent is a siliceous polishing agent.
Claim 10
Dependent Claim
45 words
A single unit dose form of dentifrice according to claim 5 containing about 0.5-1.5% by weight of a substantially water soluble gum selected from the group consisting of iota carrageenan, xanthan, gum arabic, kappa carrageenan, sodium carboxymethyl cellulose, methyl cellulose, hydroxyethyl cellulose and hydroxypropyl cellulose.
Claim 11
Dependent Claim
22 words
A single unit dose form of dentifrice according to claim 9 wherein the ratio of sodium alginate:gum is about 1:1.6 to 2:1.
Claim 12
Dependent Claim
17 words
A single unit dose form of dentifrice according to claim 10, wherein the gum is iota carrageenan.
References Cited (Backward Citations)
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Cited
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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) | 1991-08-23 | 1992-02-22 | 1992-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-08-23 | 1996-02-22 | 1996-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-08-23 | 2000-02-22 | 2000-08-23 | $7700.00 | Window Closed / Lapsed |