US3113111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Denture cleaner containing a rinse indicator
Assignee: Myerson Tooth Corp
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Filing: 1959-09-03
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Granted: 1963-12-03
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Expires: 1979-09-03
Abstract
No abstract record available.
Inventors
- 👤 Richard L Myerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:17
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61Q; A61Q11/00; A61Q11/02; C; C11; C11D; C11D3/00; C11D3/395; C11D3/3958
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
A DENTURE CLEANER CONSISTING ESSENTIALLY OF A SOLID COMPOSITION FOR DILUTION WITH WATER TO FORM A DENTURE CLEANING SOLUTION, SAID COMPOSITION CONSISTING ESSENTIALLY OF CHLORINATED TRISODIUM PHOSPHATE AND A RINSE INDICATOR, SAID RINSE INDICATOR BEING A WATER-INSOLUBLE, INERT, FINELY DIVIDED, NON-CAKING, SOLID, WETTABLE OPACIFYING POWDER WHICH IS READILY DISPERSIBLE IN AQUEOUS SOLUTIONS OF SAID SOLID COMPOSITION BY AGITATION TO MAKE SAID SOLUTIONS TURBID AND WHICH IS SUBSTANTIALLY INERT WITH RESPECT TO WATER, SAID CHLORINATED TRODOSIUM PHOSPHATE AND DENTURE MATERIALS, SAID CHLORINATED TRISODIUM PHOSPHATE CONTAINING TRISODIUM PHOSPHATE IN AN AMOUNT EQUAL TO AT LEAST ABOUT 3.0 MOLS PER MOL OF AVAILABLE CHLORINE AND SUFFICIENT TO MAINTAIN AQUEOUS SOLUTIONS OF SAID COMPOSITION IN WATER AT A PH OF AT LEAST 11 AT ALL DILUTIONS OF SAID SOLID COMPOSITION DOWN TO 750 PARTS PER MILLION OF AVAILABLE CHLORINE, SAID INDICATOR BEING ONE WHICH WILL NOT REDUCE THE PH OF AQUEOUS SOLUTIONS OF SAID SOLID COMPOSITION BELOW 11 AT ALL DILUTIONS THEREOF DOWN TO 750 PARTS PER MILLION OF AVAILABLE CHLORINE, AT LEAST THE MAJOR PORTION OF SAID COMPOSITION CONSISTING OF SAID CHLORINATED TRISODIUM PHOSPHATE, THE PROPORTION OF INDICATOR BEING GREATER THAN ABOUT 3% BY WEIGHT OF THE CHLORINATED TRISODIUM PHOSPHATE.
Claim 2
Dependent Claim
197 words
A DENTURE CLEANER CONSISTING ESSENTIALLY OF A SOLID COMPOSITION FOR DILUTION WITH WATER TO FORM A DENTURE CLEANING SOLUTION, SAID COMPOSITION CONSISTING ESSENTIALLY OF CHLORINATED TRISODIUM PHOSPHATE AND A RINSE INDICATOR, SAID RINSE INDICATOR BEING A WATER-INSOLUBLE, INERT, FINELY DIVIDED, NON-CAKING, SOLID, WETTABLE OPACIFYING POWDER WHICH IS READILY DISPERSIBLE IN AQUEOUS SOLUTIONS OF SAID SOLID COMPOSITION BY AGITATION TO MAKE SAID SOLUTIONS TURBID AND WHICH IS SUBSTANTIALLY INERT WITH RESPECT TO WATER, SAID CHLORINATED TRODOSIUM PHOSPHATE AND DENTURE MATERIALS, SAID CHLORINATED TRISODIUM PHOSPHATE CONTAINING TRISODIUM PHOSPHATE IN AN AMOUNT EQUAL TO AT LEAST ABOUT 3.0 MOLS PER MOL OF AVAILABLE CHLORINE AND SUFFICIENT TO MAINTAIN AQUEOUS SOLUTIONS OF SAID COMPOSITION IN WATER AT A PH OF AT LEAST 11 AT ALL DILUTIONS OF SAID SOLID COMPOSITION DOWN TO 750 PARTS PER MILLION OF AVAILABLE CHLORINE, SAID INDICATOR BEING ONE WHICH WILL NOT REDUCE THE PH OF AQUEOUS SOLUTIONS OF SAID SOLID COMPOSITION BELOW 11 AT ALL DILUTIONS THEREOF DOWN TO 750 PARTS PER MILLION OF AVAILABLE CHLORINE, AT LEAST THE MAJOR PORTION OF SAID COMPOSITION CONSISTING OF SAID CHLORINATED TRISODIUM PHOSPHATE, THE PROPORTION OF INDICATOR BEING GREATER THAN ABOUT 3% BY WEIGHT OF THE CHLORINATED TRISODIUM PHOSPHATE.
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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |