Bleaching composition for human hair and process for its production

Patent 5989530 Issued on November 23, 1999. Estimated Expiration Date:

November 23, 2016. 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.

Abstract Claims Description Full Text

Patent References

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Inventors

Assignee

Goldwell AG

Application

No. 025788 filed on 03/03/1993

US Classes:

424/62, BLEACH FOR LIVE HAIR OR SKIN (E.G., PEROXIDES, ETC.)8/101, BLEACHING8/111, Peroxides or oxygen252/186.25, Composition containing a stabilizer or a product in the form of a surface-modified, impregnated, encapsulated, or surface-coated article; or process of producing said composition252/186.27Inorganic peroxide

Examiners

Primary: Harrison, Robert H.

Attorney, Agent or Firm

Londa and Traub LLP

International Classes

A61K 007/07
A61K 007/135

Foreign Application Priority Data

1992-03-10 DE

Abstract

A dustless, free-flowing powdery bleaching material for human hair which comprises a powdery composition of at least one solid peroxide compound and at least one pulverulent carrier material admixed with an oil and/or a liquid wax.