US2900307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clear liquid solubilized lanolin compositions
Assignee: Colgate Palmolive Co
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Filing: 1957-07-05
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Granted: 1959-08-18
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Expires: 1977-07-05
Abstract
No abstract record available.
Inventors
- 👤 Wei Ling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:56
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/92; A61K8/925; A61K8/30; A61K8/40; A61K8/42; A61Q; A61Q19/00; A61Q19/10; A61Q5/00; A61Q5/02; A61K2800/00; A61K2800/20; A61K2800/26; A61K2800/262; A61Q19/002; A61Q5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A PROCESS FOR THE PREPARATION OF A CLEAR AQUEOUS LIQUID COSMETIC COMPOSTITION CONTAINING ABOUT 0.05 TO 5% BY WEIGHT OF LANOLIN AND AT LEAST ABOUT 50% BY WEIGHT OF WATER WHICH COMPRISES ADMIXING SAID LANOLIN UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS WITH A MINOR PROPORTION OF AT LEAST 0.25% BY WEIGHT OF A HIGHER FATTY ACID ALKYLOLAMIDE HAVING FROM 8 TO 18 CARBON ATOMS IN THE ACYL RADICAL AND UP TO 5 CARBON ATOMS IN EACH ALKYLOL GROUP, THE RATIO OF SAID ALKYLOLAMIDE TO LANOLIN BEING AT LEAST1:1 BY WEIGHT AND SUFFICIENT TO SOLUBILIZE THE LANOLINNE AND FORM A HOMOGENOUS MIXTURE, DISSOLVING SAID MIXTURE IN A SUFFICIENT AMOUNT OF SAIDWATER AS A LIQUID SOLVENT MEDIUM AND FORMING A CLEAR AQEOUS LIQUID COSMETIC COMPOSITION.
Claim 2
Dependent Claim
121 words
A PROCESS FOR THE PREPARATION OF A CLEAR AQUEOUS LIQUID COSMETIC COMPOSTITION CONTAINING ABOUT 0.05 TO 5% BY WEIGHT OF LANOLIN AND AT LEAST ABOUT 50% BY WEIGHT OF WATER WHICH COMPRISES ADMIXING SAID LANOLIN UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS WITH A MINOR PROPORTION OF AT LEAST 0.25% BY WEIGHT OF A HIGHER FATTY ACID ALKYLOLAMIDE HAVING FROM 8 TO 18 CARBON ATOMS IN THE ACYL RADICAL AND UP TO 5 CARBON ATOMS IN EACH ALKYLOL GROUP, THE RATIO OF SAID ALKYLOLAMIDE TO LANOLIN BEING AT LEAST1:1 BY WEIGHT AND SUFFICIENT TO SOLUBILIZE THE LANOLINNE AND FORM A HOMOGENOUS MIXTURE, DISSOLVING SAID MIXTURE IN A SUFFICIENT AMOUNT OF SAIDWATER AS A LIQUID SOLVENT MEDIUM AND FORMING A CLEAR AQEOUS LIQUID COSMETIC COMPOSITION.
References Cited (Backward Citations)
GB719300A
Cited
US2756178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |