US4107291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions for cleaning teeth and oral cavity
Assignee: Sankyo Co Ltd
•
Filing: 1972-03-23
•
Granted: 1978-08-15
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Expires: 1992-03-23
Abstract
Abstract Compositions for cleaning teeth and oral cavity which contains as an active ingredient an effective amount of invertase. The present cleaning composition is especially effective in reduction of dental plaque formation and prevention of dental caries.
Inventors
- 👤 Keijiro Ishibashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:53
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/64; A61K8/66
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
26 words
A method for cleaning teeth and oral cavity which comprises applying a sufficient amount of invertase to exert said cleaning effect to teeth and oral cavity.
Claim 2
Independent Claim
26 words
A method for cleaning teeth and oral cavity which comprises applying a sufficient amount of invertase to exert said cleaning effect to teeth and oral cavity.
Claim 3
Dependent Claim
28 words
The method according to claim 1, wherein the invertase is employed in the form of a composition containing 10 - 3,000 units thereof per gram of the composition.
Claim 4
Dependent Claim
17 words
The method according to claim 2, wherein said composition is in the form of a tooth powder.
Claim 5
Dependent Claim
17 words
The method according to claim 2, wherein said composition is in the form of a tooth paste.
Claim 6
Dependent Claim
16 words
The method according to claim 2, wherein said composition is in the form of a gargarisma.
Claim 7
Dependent Claim
18 words
The method according to claim 2, wherein said composition is in the form of an ointment for teeth.
Claim 8
Dependent Claim
18 words
The method according to claim 2, wherein said composition is in the form of a lotion for teeth.
Claim 9
Dependent Claim
17 words
The method according to claim 2, wherein said composition is in the form of a chewing gum.
Claim 10
Dependent Claim
50 words
A composition for cleaning teeth and oral cavity which comprises as an active ingredient invertase in a sufficient amount to exert said cleaning effect and a conventional orally acceptable excipient for teeth and oral cavity, said amount being 10 - 3000 units of the enzyme per gram of the composition.
Claim 11
Dependent Claim
50 words
A composition for cleaning teeth and oral cavity which comprises as an active ingredient invertase in a sufficient amount to exert said cleaning effect and a conventional orally acceptable excipient for teeth and oral cavity, said amount being 10 - 3000 units of the enzyme per gram of the composition.
Claim 12
Dependent Claim
17 words
The composition according to claim 9, wherein said composition is in the form of a tooth powder.
Claim 13
Dependent Claim
17 words
The composition according to claim 9, wherein said composition is in the form of a tooth paste.
Claim 14
Dependent Claim
17 words
The composition according to claim 9, wherein said composition is in the form of a tooth wash.
Claim 15
Dependent Claim
16 words
The composition according to claim 9, wherein said composition is in the form of a gargarisma.
Claim 16
Dependent Claim
18 words
The composition according to claim 9, wherein said composition is in the form of an ointment for teeth.
Claim 17
Dependent Claim
18 words
The composition according to claim 9, wherein said composition is in the form of a lotion for teeth.
Claim 18
Dependent Claim
17 words
The composition according to claim 9, wherein said composition is in the form of a chewing gum.
Claim 19
Dependent Claim
16 words
A toothpaste preparation comprising dibasic calcium phosphate, water and from 10 to 3000 units of invertase.
Claim 20
Dependent Claim
16 words
A toothpaste preparation comprising dibasic calcium phosphate, water and from 10 to 3000 units of invertase.
Claim 21
Dependent Claim
22 words
The toothpaste preparation claimed in claim 17, wherein said invertase is the sole active enzyme and is present in a pure state.
Claim 22
Dependent Claim
20 words
The toothpaste preparation claimed in claim 17, wherein said phosphate is present in an amount of about 50% by weight.
Claim 23
Dependent Claim
40 words
The toothpaste preparation claimed in claim 19, wherein water is present in an amount of about 25% by weight and said preparation also contains about 1% by weight of tragacanth gum and about 2.5% by weight of sodium lauryl sulfate.
Claim 24
Dependent Claim
18 words
A toothpaste preparation comprising dibasic calcium phosphate, water, and 200 units of invertase per gram of the preparation.
Claim 25
Dependent Claim
18 words
A toothpaste preparation comprising dibasic calcium phosphate, water, and 200 units of invertase per gram of the preparation.
Claim 26
Dependent Claim
21 words
The toothpaste preparation of claim 21, wherein said invertase is the sole active enzyme and is present in a pure state.
Claim 27
Dependent Claim
19 words
The toothpaste preparation claimed in claim 21, wherein said phosphate is present in an amount of 50% by weight.
Claim 28
Dependent Claim
41 words
The toothpaste preparation claimed in claim 23, wherein said water is present in an amount of about 25% by weight and said preparation also contains about 1.0% by weight of tragacanth gum and about 2.5% by weight of sodium lauryl sulfate.
References Cited (Backward Citations)
DE1927411U
Cited
US3733399A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-08-14 | 1982-02-13 | 1982-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-08-14 | 1986-02-13 | 1986-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-08-14 | 1990-02-13 | 1990-08-15 | $7700.00 | Window Closed / Lapsed |