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Class Information
Number: 132/205
Name: Toilet > Methods > Hair treatment by application of specific chemical composition > For deformation, setting or holding (e.g., curling or waving) > Relaxing or reducing agent followed by fixing or neutralizing agent (e.g., "permanent") > Including specified treatment interval
Description: Process wherein one of the treating compositions is left in contact with the hair for a specified length of time.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8517034 Permanent reshaping process using a heating mechanical tensioning device Aug. 27, 2013
8413666 Enzymatic hair relaxing and straightening Apr. 9, 2013
7874299 Methods of neutralizing relaxed hair and compositions for same Jan. 25, 2011
7771734 Process to color and permanently restructure hair Aug. 10, 2010
6871652 Method for permanently shaping keratin fibers, and agents Mar. 29, 2005
6805136 Hair relaxer Oct. 19, 2004
6782895 Compositions comprising at least one hydroxide compound and at least one complexing agent, and methods for using the same Aug. 31, 2004
6506373 Agent and method for permanent waving Jan. 14, 2003
6471953 Permanent-waving process comprising the preliminary application of a composition comprising at least one anionic polymer Oct. 29, 2002
6378530 Self-neutralizing permanent wave composition and method therefor Apr. 30, 2002
6303110 Reducing composition and process for the permanent reshaping of the hair Oct. 16, 2001
6173717 Hair shaping method using acidic aqueous intermediate rinse to prevent overcurling Jan. 16, 2001
6125856 Hair repair, styling, and straightening process Oct. 3, 2000
6116250 Process of permanent hair shaping Sep. 12, 2000
6058943 Formulation and method for smoothing and waving multi-textured hair May. 9, 2000
6007585 Hair brightening system Dec. 28, 1999
5958393 Permanent-wave treatment method and a permanent-wave treatment auxiliary agent Sep. 28, 1999
5942009 Same-day waving and coloring of hair Aug. 24, 1999
5887599 Adjustable hair curler and method of use Mar. 30, 1999
5715845 Process for the permanent reshaping of keratinous material Feb. 10, 1998
5660190 Cosmetic compositions for bleaching the hair, preparation, process and use thereof Aug. 26, 1997
5655552 Process for the permanent reshaping of keratinous material Aug. 12, 1997
5637297 Reducing agents for permanent waving of hair Jun. 10, 1997
5617883 Reducing agents for permanent waving of hair Apr. 8, 1997
5609168 Hair treatment composition and method of using same Mar. 11, 1997
5570708 Process for the permanent reshaping of keratinous material Nov. 5, 1996
5551453 Process for the temporary reshaping of keratinous fibres Sep. 3, 1996
5533532 Permanent wave compositions and methods Jul. 9, 1996
5476650 Conditioning and straightening hair relaxer Dec. 19, 1995
5441729 Lotion for reduction of post permanent wave odors Aug. 15, 1995
5437860 Skin and scalp barrier for use with hair treatment products Aug. 1, 1995
5378454 Composition and process for permanent waving Jan. 3, 1995
5350572 Permanent waving composition Sep. 27, 1994
5304370 Hair relaxer composition and associated methods Apr. 19, 1994
5254336 Method of increasing hair shine and repairing alkaline-damaged hair Oct. 19, 1993
5241973 Formulations and application methods for permanent wave enhancements Sep. 7, 1993
5161553 Process for simultaneously waving and coloring hair Nov. 10, 1992
5148822 Hair straightening method and texturing strengthener compositions therefor Sep. 22, 1992
5139037 Cosmetic composition for treating keratin fibres, and process for treating the latter Aug. 18, 1992
5085860 Reducing composition for the permanent deformation of hair containing as a reducing agent, an amino mercaptoalkylamide or a salt thereof Feb. 4, 1992
5080116 Method for hair conditioning and permanents Jan. 14, 1992
5060680 Hair straightening method and texturing strengthener compositions therefor Oct. 29, 1991
5046515 Permanent shaping agent for human hair and the method for the permanent shaping of human hair Sep. 10, 1991
5047233 Hair-waving process Sep. 10, 1991
5041286 Process for reconfiguring keratin fibre Aug. 20, 1991
4987909 Method of selective hair coloring and coloring comb for practicing method Jan. 29, 1991
4982750 Method of recurling tightly curled hair Jan. 8, 1991
4982749 Method of recurling tightly curled hair Jan. 8, 1991
4885160 Wrapping lotion and method for permanent waving Dec. 5, 1989
4883657 Rearranger process and composition for permanent waving process Nov. 28, 1989

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