US3833721A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Astringent compositions
Assignee: Gillette Co LLC
•
Filing: 1972-07-14
•
Granted: 1974-09-03
•
Expires: 1992-07-14
Abstract
Abstract THE PRESENT INVENTION IS CONCERNED WITH AEROSOL SPRAY ANTI-PERSPIRANT COMPOSITIONS OF THE TYPE IN WHICH THE ASTRINGENT MATERIAL IS SUSPENDED AS A SOLID IN AN ANHYDROUS LIQUID VEHICLE AND DISPENSED IN THIS FORM AND MORE PARTICULARYL WITH ANTI-PERSPIRANT COMPOSITIONS OF THIS TYPE WHICH HAVE SUBSTANTIALLY REDUCED PROPENSITY TO STAIN CLOTHING. GENERALLY SUCH IMPROVEMENTS ARE BROUGHT ABOUT BY USING AS THE LIQUID VEHICLE FOR SUCH COMPOSITIONS ESTERS WHICH ARE MISCIBLE WITH THE PROPELLANT AND WHICH ARE FORMED FROM TRI-BASIC ACIDS AND LOWER ALIPHATIC ALCOHOLS.
Inventors
- 👤 R Saute
- 👤 B Siegal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:46
CPC Classifications
A; A61; A61Q; A61Q15/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/26; A61K8/30; A61K8/33; A61K8/37
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-02 | 1978-03-04 | 1978-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-02 | 1982-03-04 | 1982-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-02 | 1986-03-04 | 1986-09-03 | $7700.00 | Window Closed / Lapsed |