US2868812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of fatty acid monoesters of glycerol monosulfuric acid and salts thereof
Assignee: Colgate Palmolive Co
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Filing: 1955-02-09
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Granted: 1959-01-13
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Expires: 1975-02-09
Abstract
No abstract record available.
Inventors
- 👤 Gray Frederick William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:55
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/28; C07; C07C; C07C303/00; C07C303/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
A PROCESS FOR MAKING A DETERGENT COMPOSITION INTERMEDIATE, WHICH, ON NEUTRALIZATION IN AN AQUEOUS MEDIUM WITH A SOLUTION OF CAUSTIC SODA, WILL YIELD A WATER SOLUBLE DETERGENT SALT COMPOSITION ANALYZING AT LEAST 45 PERCENT ACTIVE DETERGENT INGREDIENT ON A DRY COMPOSITION SOLIDS BASIS, AND LESS THAN ELEVEN PARTS ETHER SOLUBLE MATERIAL PER 100 PARTS ACTIVE DETERGENT INGREDIENT, WHICH PROCESS COMPRISES REACTING ONE MOLECULAR PROPORTION OF COCONUT OIL WITH A MIXTURE OF TWO MOLECULAR PROPORTIONS OF GLYCEROL TRISULFURIC ACID AND FROM 4.0 TO 4.8 MOLECULAR PROPORTIONS OF SULFURIC ACID MONOHYDRATE, AT A TEMPERATURE BETWEEN 36*C. AND 65*C.
References Cited (Backward Citations)
US2235098A
Cited
US2044399A
Cited
US2006309A
Cited
US2044400A
Cited
US2212521A
Cited
US2130361A
Cited
US2130362A
Cited
US2187244A
Cited
US2197340A
Cited
US2187144A
Cited
US2242979A
Cited
US2645659A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |