Patent US2279945A successfully refreshed from Google Patents.
US3095356A
Expired / Lapsed
US
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Dentifrice comprising insoluble sodium metaphosphate and a cadmium, tin, zinc, manganese or iron compound to inhibit calcium ion sequestering
Assignee: Monsanto Chemicals Ltd
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Filing: 1956-02-20
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Granted: 1963-06-25
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Expires: 1976-02-20
Abstract
No abstract record available.
Inventors
- 👤 Henry V Moss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:23
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61Q; A61Q11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A DENTIFRICE POLISHING COMPOSITION COMPRISING FINELY DIVIDED INSOLUBLE SODIUM METAPHOSPHATE NORMALLY CONTAINING CALCIUM ION SEQUESTERING SOLUBLE PHOSPHATES AND A SUFFICIENT AMOUNT OF A COMPOUND SELECTED FROM YHE GROUP CONSISTING OF CADMIUM HALIDES, CADMIUM PHOSPHATES, CADMIUM SIULPHATES, CADMIUM OXIDES, ZINC HALIDES, ZINC PHOSPHATES, ZINC SULPHATES, ZINC OXIDES, MANGANESE HALIDES, MANGANESE PHOSPHATES, MANGANESE SULPHATES, MANGANESE OXIDES, IRON HALIDES, IRON PHOSPHATES, IRON SULPHATES, IRON OXIDES, TIN OXIDES, TIN SULPHATES, TIN PHOSPHATES AND TIN HALIDES OTHER THAN FLUORIDES, TO INHIBIT SAID CALCIUM ION SEQUESTERING EFFECT.
Claim 2
Dependent Claim
81 words
A DENTIFRICE POLISHING COMPOSITION COMPRISING FINELY DIVIDED INSOLUBLE SODIUM METAPHOSPHATE NORMALLY CONTAINING CALCIUM ION SEQUESTERING SOLUBLE PHOSPHATES AND A SUFFICIENT AMOUNT OF A COMPOUND SELECTED FROM YHE GROUP CONSISTING OF CADMIUM HALIDES, CADMIUM PHOSPHATES, CADMIUM SIULPHATES, CADMIUM OXIDES, ZINC HALIDES, ZINC PHOSPHATES, ZINC SULPHATES, ZINC OXIDES, MANGANESE HALIDES, MANGANESE PHOSPHATES, MANGANESE SULPHATES, MANGANESE OXIDES, IRON HALIDES, IRON PHOSPHATES, IRON SULPHATES, IRON OXIDES, TIN OXIDES, TIN SULPHATES, TIN PHOSPHATES AND TIN HALIDES OTHER THAN FLUORIDES, TO INHIBIT SAID CALCIUM ION SEQUESTERING EFFECT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |