Patent US4537689A successfully refreshed from Google Patents.
US4537689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oral lubricant for athletic mouth protector
Assignee: The University of Texas System
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Filing: 1983-12-19
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Granted: 1985-08-27
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Expires: 2003-12-19
Abstract
Abstract An oral lubricant effective in reducing the discomfort associated with the wearing of a mouth protector during periods of activity consisting essentially of a thickening agent, a preservative, a flavoring agent, a sweetener, an emulsifier, if needed, and a liquid diluent.
Inventors
- 👤 Robert M. Morrow
- 👤 William A. Kuebker
- 👤 James W. McGinity
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:48
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/02; A63; A63B; A63B71/00; A63B71/08; A63B71/085
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
59 words
A method for reducing the discomfort associated with the wearing of mouth protectors during a period of physical activity comprising: applying to a mouth protector a composition consisting essentially of a lubricating agent, a thickening agent, a pharmaceutically suitable sweetner, a pharmaceutically suitable flavoring agent, a preservative, and water; and thereafter inserting said mouth protector into the oral cavity.
Claim 2
Independent Claim
59 words
A method for reducing the discomfort associated with the wearing of mouth protectors during a period of physical activity comprising: applying to a mouth protector a composition consisting essentially of a lubricating agent, a thickening agent, a pharmaceutically suitable sweetner, a pharmaceutically suitable flavoring agent, a preservative, and water; and thereafter inserting said mouth protector into the oral cavity.
Claim 3
Dependent Claim
12 words
The method of claim 1 wherein said composition additionally contains an emulsifier.
Claim 4
Dependent Claim
68 words
The method of claim 1 wherein said composition consists essentially of in relative proportion about 10 to about 200 ml of glycerine, about 0.45 to about 2.4% (wt/vol) of a thickening agent, about 0.075 to about 2 g pharmaceutically suitable sweetner, about 0.375 to about 1 ml pharmaceutically suitable flavoring agent, about 0.1 to about 1 gram of preservative, and about 100 to about 1,000 ml of water.
Claim 5
Dependent Claim
14 words
The method of claim 1 wherein said composition is sprayed onto said mouth protector.
Claim 6
Dependent Claim
22 words
The method of claim 1 where the lubricating agent is selected from the group consisting of glycerin, propylene glycol and polyethylene glycol.
Claim 7
Dependent Claim
24 words
The method of claim 1 where the thickening agent is selected from the group consisting of carboxyalkyl cellulose derivatives, natural gums, and colloidal clays.
Claim 8
Dependent Claim
28 words
The method of claim 1 where the preservative is selected from the group consisting of methyl paraben, propyl paraben, and a combination of methyl paraben and propyl paraben.
Claim 9
Dependent Claim
23 words
The method of claim 1 where the flavoring agent is selected from the group consisting of peppermint oil, citrus oil and spearmint oil.
Claim 10
Dependent Claim
11 words
The method of claim 1 where the sweetener is sodium saccharin.
Claim 11
Dependent Claim
24 words
The method of claim 3 where the thickening agent is selected from the group consisting of carboxyalkyl cellulose derivatives, natural gums, and colloidal clays.
Claim 12
Dependent Claim
11 words
The method of claim 3 where the sweetener is sodium saccharin.
Claim 13
Dependent Claim
21 words
The method of claim 3 where the flavoring agent is selected from the group consisting of peppermint oil and spearmint oil.
Claim 14
Dependent Claim
15 words
The method of claim 3 where the composition additionally contains about 2 ml of emulsifier.
Claim 15
Dependent Claim
28 words
The method of claim 3 where the preservative is selected from the group consisting of methyl paraben, propyl paraben or a combination of methyl paraben and propyl paraben.
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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) | 1988-08-26 | 1989-02-25 | 1989-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-08-26 | 1993-02-25 | 1993-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-08-26 | 1997-02-25 | 1997-08-27 | $7700.00 | Window Closed / Lapsed |