US3255082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing stable aluminum chlorhydrate-alkali metal- and alkaline earth metal salt complex antiperspirant stick
Assignee: Procter and Gamble Co
•
Filing: 1962-04-16
•
Granted: 1966-06-07
•
Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 Barton Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:14
CPC Classifications
A; A61; A61Q; A61Q15/00; A61K; A61K8/00; A61K8/02; A61K8/0216; A61K8/0229; A61K8/18; A61K8/19; A61K8/26; A61K8/30; A61K8/33; A61K8/36; A61K8/365; Y; Y10; Y10S; Y10S424/00; Y10S424/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A PROCESS FOR PREPARING A SOLID STABLE ANTIPERSPIRANT COMPOSITION IN STICK FORM CONTAINING ALUMINUM CHLORHYDRATE AND AN ALKALINE SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL AND ALKALINE EARTH METAL ACETATES, PROPIONATES AND LACTATES WHICH COMPRISES ADMIXING WITH AND UNIFORMLY DISPERSING IN THE ALUMINUM CHLORHYDRATE AND ALKALINE SALT PRIOR TO THE IRREVERSIBLE GELLING OF THESE INGREDIENTS FROM ABOUT 2.0% TO ABOUT 15% BY WEIGHT OF SAID STICK OF AT LEAST ONE EMULSIFIED WAXY SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF NATURAL AND SYNTHETIC FATS, OILS AND WAXES, SAID WAXY SUBSTANCES HAVING A PARTICLE SIZE IN THE RANGE OF ABOUT .50 MICRON TO ABOUT 50 MICRONS EFFECTIVE TO IMPROVE THE PHYSICAL CHARACTERISTICS OF SAID GEL WITHOUT ADVERSELY AFFECTING ITS ANTIPERSPIRANT PROPERTIES.
Claim 2
Dependent Claim
121 words
A PROCESS FOR PREPARING A SOLID STABLE ANTIPERSPIRANT COMPOSITION IN STICK FORM CONTAINING ALUMINUM CHLORHYDRATE AND AN ALKALINE SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL AND ALKALINE EARTH METAL ACETATES, PROPIONATES AND LACTATES WHICH COMPRISES ADMIXING WITH AND UNIFORMLY DISPERSING IN THE ALUMINUM CHLORHYDRATE AND ALKALINE SALT PRIOR TO THE IRREVERSIBLE GELLING OF THESE INGREDIENTS FROM ABOUT 2.0% TO ABOUT 15% BY WEIGHT OF SAID STICK OF AT LEAST ONE EMULSIFIED WAXY SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF NATURAL AND SYNTHETIC FATS, OILS AND WAXES, SAID WAXY SUBSTANCES HAVING A PARTICLE SIZE IN THE RANGE OF ABOUT .50 MICRON TO ABOUT 50 MICRONS EFFECTIVE TO IMPROVE THE PHYSICAL CHARACTERISTICS OF SAID GEL WITHOUT ADVERSELY AFFECTING ITS ANTIPERSPIRANT PROPERTIES.
References Cited (Backward Citations)
US2087162A
Cited
US2087161A
Cited
US2689815A
Cited
US2876163A
Cited
US2933433A
Cited
GB880261A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |