US3863006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for desensitizing teeth
Assignee: Individual
•
Filing: 1973-01-29
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Granted: 1975-01-28
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Expires: 1993-01-29
Abstract
Abstract A compound and method for desensitizing hypersensitive teeth, and specifically hypersensitive dentin and cementum, the essential ingredient of said compound comprising a nitrate of potassium, lithium or sodium, and the method comprising the application of said compound in aqueous solution or nontoxic paste form to the sensitive area.
Inventors
- 👤 Milton Hodosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:41
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K6/00; A61K6/60; A61K6/69; A61K6/70; A61K6/71; A61K6/76; A61K8/00; A61K8/18; A61K8/19
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
18 words
The method of claim 1 further characterized in that said nitrate is potassium nitrate in an aqueous solution.
Claim 2
Dependent Claim
23 words
The method of claim 2 further characterized in that said potassium nitrate comprises approximately five percent (5%) by weight of said aqueous solution.
Claim 3
Dependent Claim
19 words
The method of claim 1 further characterized in that said nitrate is potassium nitrate mixed with a nontoxic paste.
Claim 4
Dependent Claim
22 words
The method of claim 4 further characterized in that said potassium nitrate comprises approximately ten percent (10%) by weight of said paste.
Claim 5
Independent Claim
36 words
The method of desensitizing hypersensitive dentin and cementum by applying thereto an aqueous solution, the essential ingredient of which is potassium nitrate, said potassium nitrate comprising between 1% by weight and saturation of said aqueous solution.
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) | 1978-01-27 | 1978-07-29 | 1979-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-01-27 | 1982-07-29 | 1983-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-01-27 | 1986-07-29 | 1987-01-28 | $7700.00 | Window Closed / Lapsed |