US3235457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humectant
Assignee: Gillette Co LLC
•
Filing: 1962-12-07
•
Granted: 1966-02-15
•
Expires: 1982-12-07
Abstract
No abstract record available.
Inventors
- 👤 Laden Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:30
CPC Classifications
A; A23; A23G; A23G1/00; A23G1/30; A23G1/56; A23B; A23B2/00; A23B2/70; A23B2/725; A23B2/729; A23B2/771; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61K8/4906; A61K8/4913; A61Q; A61Q11/00; A61Q19/00; A23G2200/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A MOISTURE-RETAINING AQUEOUS COSMETIC COMPOSITION COMPRISING A COSMETIC FORMULATION WHICH TENDS TO LOSE WATER UPON EXPOSURE TO THE ATMOSPHERE HAVING INCORPORATED THEREIN, AS AN ESSENTIAL HUMECTANT THEREFOR, AT LEAST 2% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE COMPOSITION, OF AT LEAST ONE MEMBER OF THE CLASS CONSISTING OF THE SODIUM, POTASSIUM, AMMONIUM, AND LOWER ALKANOLAMINE SALTS OF 2-PYRROLIDONE-5-CARBOXYLIC ACID, 1METHYL-2-PYRROLIDONE-5-CARBOXYLIC ACID, AND 2-PYRROLIDONE-4-METHYL-5-CARBOXYLIC ACID.
Claim 2
Dependent Claim
66 words
A MOISTURE-RETAINING AQUEOUS COSMETIC COMPOSITION COMPRISING A COSMETIC FORMULATION WHICH TENDS TO LOSE WATER UPON EXPOSURE TO THE ATMOSPHERE HAVING INCORPORATED THEREIN, AS AN ESSENTIAL HUMECTANT THEREFOR, AT LEAST 2% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE COMPOSITION, OF AT LEAST ONE MEMBER OF THE CLASS CONSISTING OF THE SODIUM, POTASSIUM, AMMONIUM, AND LOWER ALKANOLAMINE SALTS OF 2-PYRROLIDONE-5-CARBOXYLIC ACID, 1METHYL-2-PYRROLIDONE-5-CARBOXYLIC ACID, AND 2-PYRROLIDONE-4-METHYL-5-CARBOXYLIC ACID.
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |