US2622058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammoniated dentifrice
Assignee: University of Illinois at Urbana-Champaign
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Filing: 1952-07-07
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Granted: 1952-12-16
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Expires: 1972-07-07
Abstract
No abstract record available.
Inventors
- 👤 Robert G Kesel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:11
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61K8/30; A61K8/33; A61K8/34; A61K8/92; A61K8/922
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A DENTIFRICE COMPRISING A NON-TOXIC CARRIER ADATPED FOR ORAL ADMINISTRATION AND DIBASIC AMMONIUM PHOSPHATE IN PROPORTION TO PROVIDE UNDER CONDITIONS OF USE IN THE MOUTH A CONCENTRATION IN THE SALIVA SUFFICIENT TO INHIBIT LACTOBACILLI AND BEING NOT SUBSTANTIALLY LESS THAN 2% OF THE COMPOSITION, AND A FLAVOR MASKING INGREDIENTS.
Claim 2
Dependent Claim
49 words
A DENTIFRICE COMPRISING A NON-TOXIC CARRIER ADATPED FOR ORAL ADMINISTRATION AND DIBASIC AMMONIUM PHOSPHATE IN PROPORTION TO PROVIDE UNDER CONDITIONS OF USE IN THE MOUTH A CONCENTRATION IN THE SALIVA SUFFICIENT TO INHIBIT LACTOBACILLI AND BEING NOT SUBSTANTIALLY LESS THAN 2% OF THE COMPOSITION, AND A FLAVOR MASKING INGREDIENTS.
References Cited (Backward Citations)
DE291565C
Cited
US1377780A
Cited
US1717723A
Cited
GB342654A
Cited
US1969340A
Cited
FR803161A
Cited
US2207074A
Cited
US2452054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |