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

Mixing-at the time of use-type hair-treating composition

Patent 5785961 Issued on July 28, 1998. Estimated Expiration Date: Icon_subject November 26, 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.

Patent References

3041244

Method for producing pigmentation in hair or skin
Patent #: 4021538
Issued on: 05/03/1977
Inventor: Yu ,   et al.

Hair dyeing process and composition
Patent #: 4776855
Issued on: 10/11/1988
Inventor: Pohl ,   et al.

Cosmetic compositions for dyeing and for bleaching hair
Patent #: 5143518
Issued on: 09/01/1992
Inventor: Madrange, et al.

Two-part aqueous composition for coloring hair, which forms a gel on mixing of the two parts
Patent #: 5376146
Issued on: 12/27/1994
Inventor: Casperson, et al.

Two-part aqueous composition for coloring hair, which forms a gel on mixing of the two parts
Patent #: 5393305
Issued on: 02/28/1995
Inventor: Cohen, et al.

Oxidation hair dye compositions containing developers, couplers, and AZO dyes Patent #: 5637115
Issued on: 06/10/1997
Inventor: Balzer, et al.

Inventors

Assignee

Application

No. 750115 filed on 11/26/1996

US Classes:

424/70.19, Two or more designated surfactant containing8/405, Hair dyeing424/70.1LIVE HAIR OR SCALP TREATING COMPOSITIONS (NONTHERAPEUTIC)

Examiners

Primary: Schofer, Joseph L.
Assistant: Sarofim, N.

Attorney, Agent or Firm

International Class

A61K 007/06

Foreign Application Priority Data

1995-03-28 JP

Abstract

A hair-treating composition having convenient usability and excellent dyeability or hair-bleachability is provided. The composition having the above excellent properties contains at least one member selected from amphoteric surface active agents or semipolar surface active agents according to circumstances, and cationic polymers, in combination with an anionic surface active agent and a higher fatty acid, and further contains a dye or an alkalinizing agent.

Other References

  • Answer 17 of 81, 1995:947202, Nakama et al, JP93-333500 93, 12, 27-in house computer abstract pp. 16-17
  • Answer 18 of 81, 95-106021, US 93-112161, 93,08,26 Cohen et al-in house computer abstract pp. 17-18
  • Answer 30 of 81, 92-033525, Hoffkes et al DE90-4022848 90,07,18-in house computer abstract pp. 27-2
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