US4525343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tooth and mouth care agent
Assignee: Blendax GmbH
•
Filing: 1984-04-09
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Granted: 1985-06-25
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Expires: 2004-04-09
Abstract
Abstract Tooth and mouth care preparations in the form of toothpaste, mouthwash, mouth spray or tooth powder, containing 0.05 to 2.5% by weight of hesperidin, calculated on the total composition are effective in reducing inflammation and bleeding of the gums.
Inventors
- 👤 Helmut Raaf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:33
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61Q; A61Q11/00; A61K8/60; A61K8/602
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
Tooth and mouth care preparations in the form of toothpaste, mouthwash, mouth spray or tooth powder containing a mixture of 0.05 to 2.5% by weight of hesperidin and 5 to 15% by weight of urea which is an essential active ingredient effective to treat and prevent gingival bleeding.
Claim 2
Dependent Claim
48 words
Tooth and mouth care preparations in the form of toothpaste, mouthwash, mouth spray or tooth powder containing a mixture of 0.05 to 2.5% by weight of hesperidin and 5 to 15% by weight of urea which is an essential active ingredient effective to treat and prevent gingival bleeding.
References Cited (Backward Citations)
US3903266A
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DE2338177A1
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DE2430280A1
Cited
DE2404494A1
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DE2409756A1
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DE2409755A1
Cited
JPS54101412A
Cited
JPS54154535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-06-24 | 1988-12-24 | 1989-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-06-24 | 1992-12-24 | 1993-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-06-24 | 1996-12-24 | 1997-06-25 | $7700.00 | Window Closed / Lapsed |