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Patent US2904468A successfully refreshed from Google Patents.
US2904468A
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US
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Skin disinfectant containing polyoxyethylene alkyl phenol, calcium chelating agent and either an organic sulfate or sulfonate salt
Assignee: Carlen Corp
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Filing: 1954-04-13
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Granted: 1959-09-15
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Expires: 1974-04-13
Abstract
No abstract record available.
Inventors
- 👤 Davis Carl Henry
- 👤 Constantine G Grand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:14
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/30; A01N37/00; A01N37/44; Y; Y10; Y10S; Y10S424/00; Y10S424/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
THE PROCESS OF DISINFECTING A SKIN SURFACE WHICH COMPRISES CONTACTING THE SURFACE WITH A DILUTE SOLUTION IN WATER OF AN NON-IONIC DETERGENT OF THE CALSS OF POLYOXYETHYLENE ALKYL PHENOLS CONTAINING A LIPOPHILIC ALKYL PHENOL HYDROCARBON RADICAL WHEREIN THE ALKYL GROUP CONTAINS FROM 6 TO 12 CARBON ATOMS, SAID DETERGENT CONTAINING AT LEAST 6 OXYETHYLENE GROUPS PER LIPOPHILIC ALKYL PHENOL HYDROCARBON RADICAL, AND LIPOPHILIC HYDROCARBON AND POLYOXYETHYLENE CHAIN LENGTH BEING BALANCED TO PROVIDE GOOD DETERGENCY, A WETTING AGENT SELECTED FROM THE GROUP CONSISTING OF SALTS OF ORGANIC SULFATES AND ORGANIC SULFONATES AND A CALCIUM CHELATING AGENT WHICH IS AN ALKALI METAL SALT OF AN AMINO ECETIC ACID, SAID DETERGENT, WETTING AGENT AND CHELATING AGENT BEING PRESENT RESPECRIVELY IN THE FOLLOWING PROPORTIONS BY WEIGHT ON A DRY BASIS: 70-90%;0:5-5%; AND 5-15%.
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) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |