U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Stable water-in-oil emulsion system

Patent 5599533 Issued on February 4, 1997. Estimated Expiration Date: Icon_subject December 15, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Stable pharmaceutical w/o emulsion composition
Patent #: 4720353
Issued on: 01/19/1988
Inventor: Bell

Method for producing silicone rubber powder
Patent #: 4742142
Issued on: 05/03/1988
Inventor: Shimizu ,   et al.

Silicone cosmetic composition
Patent #: 4980167
Issued on: 12/25/1990
Inventor: Harashima, et al.

Cosmetic makeup compositions comprising water-in-oil emulsions containing pigment
Patent #: 5143722
Issued on: 09/01/1992
Inventor: Hollenberg, et al.

Oily make-up cosmetic comprising oil base and silicone gel composition
Patent #: 5266321
Issued on: 11/30/1993
Inventor: Shukuzaki, et al.

Diketone deodorant composition and method of deodorization Patent #: 5441727
Issued on: 08/15/1995
Inventor: Chatterjee, et al.

Inventors

Assignee

Application

No. 356901 filed on 12/15/1994

US Classes:

424/78.02, TOPICAL BODY PREPARATION CONTAINING SOLID SYNTHETIC ORGANIC POLYMER AS DESIGNATED ORGANIC ACTIVE INGREDIENT (DOAI)424/47, Topical live body grooming or adorning aid (e.g., hair spray, antiperspirant, etc.)424/59, TOPICAL SUN OR RADIATION SCREENING, OR TANNING PREPARATIONS424/63, LIVE SKIN COLORANT CONTAINING424/69, FACE OR BODY POWDERS FOR GROOMING, ADORNING, OR ABSORBING424/401, Cosmetic, antiperspirant, dentifrice514/844, COSMETIC, FACIAL514/845, Liquid make-up514/937, DISPERSION OR EMULSION514/938, Oil-water type514/941Polyoxyalkylated compound containing

Examiners

Primary: Dodson, Shelley A.

Attorney, Agent or Firm

International Class

A61K 031/74

Abstract

Disclosed is a stable water-in-oil emulsion system formed of an organopolysiloxane elastomer, a vehicle in which the elastomer is dispersed or dispersible, a stabilizing agent, a surfactant and an aqueous component and a process for forming the stable water-in-oil emulsion. The stabilized water-in-oil emulsion is useful in personal care products.

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