US2773801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dentifrice compositions comprising a normally-solid water soluble condensation product of ethylene glycol and polypropylene glycol
Assignee: Colgate Palmolive Co
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Filing: 1952-07-03
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Granted: 1956-12-11
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Expires: 1972-07-03
Abstract
No abstract record available.
Inventors
- 👤 Arthur L Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:06
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61K8/72; A61K8/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A DENTIFRICE COMPOSITION COMPRISING A POLISHING MATERIAL AND ABOUT 0.1 TO 10% BY WEIGHT OF A NORMALLYSOLID WATER-SOLUBLE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL, SAID PRODUCT HAVING A MOLECULAR WEIGHT OF ABOUT 5,000 TO ABOUT 10,000 AND AN ETHYLENE OXIDE CONTENT OF ABOUT 75-90% BY WEIGHT.
Claim 2
Dependent Claim
48 words
A DENTIFRICE COMPOSITION COMPRISING A POLISHING MATERIAL AND ABOUT 0.1 TO 10% BY WEIGHT OF A NORMALLYSOLID WATER-SOLUBLE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL, SAID PRODUCT HAVING A MOLECULAR WEIGHT OF ABOUT 5,000 TO ABOUT 10,000 AND AN ETHYLENE OXIDE CONTENT OF ABOUT 75-90% BY WEIGHT.
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) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |