US2576205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Denture cleansing composition
Assignee: Colgate Palmolive Co
•
Filing: 1945-08-25
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Granted: 1951-11-27
•
Expires: 1965-08-25
Abstract
No abstract record available.
Inventors
- 👤 Lester D Apperson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:29
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3942; C11D3/02; C11D3/04; C11D3/06; C11D3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A STABLE, DRY COMPOSITION WHICH WHEN ADDED TO WATER PRODUCTS AN EFFICIENT DENTURE-CLEANSING AGENT COMPRISING ABOUT 20% SODIUM CARBONATE PEROXIDE, ABOUT 20% TETRASODIUM PYROPHOSHATE, ABOUT 45% SALT, ABOUT 10% SODIUM CARBONATE, ABOUT 4% SODIUM SALT OF OLEYL TAURIDE, AND FLAVORING MATERIAL.
Claim 2
Dependent Claim
41 words
A STABLE, DRY COMPOSITION WHICH WHEN ADDED TO WATER PRODUCTS AN EFFICIENT DENTURE-CLEANSING AGENT COMPRISING ABOUT 20% SODIUM CARBONATE PEROXIDE, ABOUT 20% TETRASODIUM PYROPHOSHATE, ABOUT 45% SALT, ABOUT 10% SODIUM CARBONATE, ABOUT 4% SODIUM SALT OF OLEYL TAURIDE, AND FLAVORING MATERIAL.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-26 | 1955-05-28 | 1955-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-26 | 1959-05-28 | 1959-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-26 | 1963-05-28 | 1963-11-27 | $7700.00 | Window Closed / Lapsed |