| Patents for A45D 7 - Processes of waving, straightening or curling hair (1,722) |
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| 08/08/1995 | US5439675 Aqueous solution of cysteamine and additional reducing agent; minimizes damage to hair |
| 08/01/1995 | US5437860 Skin and scalp barrier for use with hair treatment products |
| 07/12/1995 | EP0662314A1 Method of hair treatment |
| 06/28/1995 | EP0659399A1 Process of direct hair using steam |
| 06/28/1995 | EP0659395A1 Process for temporary hair deformation |
| 06/28/1995 | EP0659394A1 Process for non-permanent hair deformation |
| 06/28/1995 | EP0659393A1 Process for non-permanent hair deformation |
| 06/23/1995 | CA2137737A1 Process for directly dyeing human keratinic fibres with steam |
| 06/21/1995 | EP0658338A1 Curly hair-straightening composition comprising keratin reducing substances and alcohols |
| 06/14/1995 | EP0657159A1 Hair dye composition |
| 06/14/1995 | EP0657158A1 Hair dye composition |
| 06/13/1995 | US5424062 Method for permanently shaping hair |
| 06/13/1995 | US5423485 Extended nozzle head for steam sprayer |
| 05/30/1995 | US5420290 Amidation of dimethyl dithiopropionate to form dithioamide, chlorination and neutralization |
| 05/26/1995 | CA2176970A1 Steam hair styling apparatus |
| 05/17/1995 | EP0653202A1 Cosmetic composition containing an N-mercaptoalkyl alkanediamide or one of its cosmetically acceptable salts as a reducing agent |
| 03/15/1995 | EP0642783A1 Composition for simultaneously coloring and lightening human hair |
| 03/07/1995 | US5395490 Method for treating materials by the application of electromagnetic energy at resonant absorption frequencies |
| 02/16/1995 | WO1995004485A1 Hair-care process and device |
| 01/17/1995 | US5382426 Cysteamine permament wave composition and method |
| 01/12/1995 | DE4323087A1 Composition for reshaping human hair |
| 01/05/1995 | WO1995000107A1 Skin and scalp barrier for use with hair treatment products |
| 11/30/1994 | EP0626166A1 New process for permanent waving of hair and the composition therefore containing in association an amino or amidotial and at least a mineral bromide |
| 11/26/1994 | CA2124175A1 Process for the permanent deformation of hair and composition therefor containing an amino- or amidothiol associated to at least one mineral bromide |
| 11/24/1994 | WO1994026142A1 Method for treating materials by the application of electromagnetic energy at resonant absorption frequencies |
| 11/23/1994 | EP0625350A1 Composition and method for hair waving |
| 11/22/1994 | US5365953 Hair setting apparatus |
| 11/17/1994 | EP0624324A1 Hair treatment device and method |
| 11/08/1994 | US5362487 Cysteamine permanent wave composition and method |
| 10/12/1994 | EP0619088A1 Hair processing method and apparatus |
| 10/07/1994 | CA2120373A1 Hair processing method and apparatus |
| 09/29/1994 | WO1994021218A1 Process and agent for the permanent deformation of keratin fibres |
| 09/08/1994 | DE4306915A1 Preparation for the permanent waving of human hair |
| 09/07/1994 | EP0446240B1 Process for applying a perm or water-wave to previously permed or water-waved hair and a roller for implementing the process |
| 09/01/1994 | DE4322759C1 Hair-treatment composition |
| 08/25/1994 | DE4331136C1 Composition for the simultaneous colouring and lightening of human hair |
| 08/17/1994 | CN2174078Y Bag with function of desk, chair and placing sth. |
| 07/14/1994 | DE4300320A1 Prepn. of permanent waving compsn. for use on hair of any quality |
| 07/12/1994 | US5327919 Water extraction device |
| 07/06/1994 | EP0604717A2 Process for permanent waving of hair and composition therefor |
| 06/29/1994 | EP0603255A1 Method and device for use in treating hair |
| 06/09/1994 | DE4340161A1 Producing permanent hair waves using at least one heat storage clamp - involves supplying power to clamp on curler for defined time or until defined temp. is reached |
| 06/09/1994 | DE4304828C1 Permanent waving system for human hair - comprising a soln. contg. thioglycolic acid, aminoacid hydrochloride and a poly:ol, mixed before use with a soln. contg. ammonium bi:carbonate |
| 06/09/1994 | DE4240471A1 Permanent shaping of hair using reducing soln. of controlled surfactant content - and oxidising compsn. contg. cationic surfactant and cationic polymer |
| 05/31/1994 | US5316025 Method of set shaping hair |
| 05/26/1994 | WO1994010874A1 Cosmetic hair-treatment method |
| 05/26/1994 | WO1994010873A1 Cosmetic hair treatment method |
| 05/19/1994 | DE4238457A1 Verfahren zur Einwirkung auf Haare zu kosmetischen Zwecken Method of acting on hair for cosmetic purposes |
| 05/19/1994 | DE4238456A1 Verfahren zur Einwirkung auf Haare zu kosmetischen Zwecken Method of acting on hair for cosmetic purposes |
| 05/05/1994 | DE4236726A1 Permanent wave tip papers for hairdressing - are impregnated with hair conditioning agents and permanent wave chemical repellent agents |
| 04/27/1994 | CA2109154A1 Method for setting a hair twist |
| 04/21/1994 | DE4335521A1 Hood worn for chemical hair treatment, esp. oxidation of permanent waves - consists of flexible three oval part piece incorporating heating resistance wire |
| 04/20/1994 | EP0593235A2 Permanent waving composition containing silicones |
| 04/19/1994 | US5303722 Apparatus for bleaching hair under the influence of light |
| 03/31/1994 | DE4305996C1 Permanent hair styling agent - contg. lower alkyl citric acid ester, reducing thio cpd. and an alkalisation agent. |
| 03/15/1994 | US5294230 Treating with an aqueous mercaptan and water soluble sulfite and applying a rebuilding lotion having no reducing or oxidizing agents |
| 02/08/1994 | CA1326823C Conditioning perm wave composition and method |
| 01/13/1994 | DE4222929A1 Reducing compsns. for permanent waving of hair - contg. fatty acid alkanol-amide and carbon di:oxide |
| 01/11/1994 | US5277206 Pre-fixing by applying dithio compound; resilience, elasticity |
| 01/05/1994 | EP0576507A1 Process for the permanent waving of hair |
| 12/23/1993 | WO1993025112A1 Water extraction device |
| 12/14/1993 | US5270036 Permanent waving with silicones |
| 12/07/1993 | US5268988 Electric hair treatment apparatus having heated air delivery arm rotatable in conical path about the hair being treated |
| 11/09/1993 | US5260054 Cysteamine permanent wave composition and method |
| 10/26/1993 | US5256932 Film on surface of the shadow mask of tungsten powder and a metal not oxidized by tungsten |
| 10/05/1993 | US5249589 Method for setting a hair twist |
| 09/21/1993 | US5246019 Process for bleaching hair under the influence of light |
| 09/15/1993 | EP0451261B1 Agent and process for bleaching hair under the action of light |
| 09/07/1993 | US5241973 Formulations and application methods for permanent wave enhancements |
| 07/29/1993 | DE4201723A1 Protecting ends of hair during permanent waving - by treatment with acid compsn. contg. hydrogen peroxide before putting hair on rollers |
| 07/20/1993 | US5228465 Hair clamp |
| 07/20/1993 | CA1320450C Permanent wave composition |
| 07/14/1993 | EP0551135A1 Cysteamine permanent wave composition and method |
| 05/05/1993 | EP0288515B1 Quaternized nitrogen containing compounds |
| 05/04/1993 | US5207235 Process and roller for applying a perm to previously permed hair |
| 04/20/1993 | US5203357 Perming method and device |
| 04/15/1993 | WO1993006817A1 Cysteamine-based process for perming hair without generating unpleasant odours |
| 04/14/1993 | EP0536443A1 A hair treatment apparatus |
| 04/01/1993 | WO1993005758A1 Non-malodorous hair perming method |
| 04/01/1993 | WO1993005677A1 Method and device for use in treating hair |
| 04/01/1993 | CA2118694A1 Method and device for use in treating hair |
| 03/23/1993 | US5195545 Hair relaxant applicator apparatus |
| 03/11/1993 | DE4129769A1 Material for reducing stage of hair waving process - comprises carrier impregnated with reducing agent to provide uniform application whilst avoiding contact with skin |
| 01/20/1993 | EP0523666A1 Cysteinamide containing permanent wave composition |
| 01/17/1993 | CA2073816A1 Cysteinamide-containing permanent wave composition and method |
| 01/14/1993 | DE4120361A1 Stable hair dyeing agent - contg. 1,4-di:aminobenzene-2,5-di:amino-toluene and di: or tri:amino-hydroxy:pyrimidine (salts), developers, and alkyl:amido:propyl:betaine |
| 01/07/1993 | EP0475974A4 Hair setting |
| 12/29/1992 | US5174311 Device for the shaping of human hair |
| 12/16/1992 | EP0518137A2 Process for permanent hair waving |
| 12/15/1992 | US5170808 Acid perm method |
| 11/24/1992 | US5165430 Hair clasp construction |
| 11/24/1992 | US5165427 Cysteinamide--containing permanent wave composition and method |
| 11/19/1992 | DE4115952A1 Permanent waving compsn. for hair - contg. liq. or pasy ethanolamide of long chain fatty acid and further hydrophobic liq. or pasty component together with keratin softening agent |
| 11/10/1992 | US5161553 Process for simultaneously waving and coloring hair |
| 11/10/1992 | CA1309921C Protective device for protecting, during a permanent wave, the portion of the hair treated earlier, and a method for manufacturing such protective devices |
| 11/05/1992 | DE4113989A1 Hair treatment appliance with curlers in capsules - incorporates vacuum pump, separator receptacle with vacuum connection and pipe connection, and valves |
| 10/15/1992 | WO1992017155A1 Process for the permanent waving of hair |
| 10/15/1992 | DE4207056A1 Curling aid for permanent waving - is of absorbent foam material preventing skin=moistening and forming cushion |
| 10/13/1992 | CA1308663C Sheet material for skin and capillary treatment, manufacturing process thereof and items made of this material |
| 10/13/1992 | CA1308621C Process for the deformation treatment of hair, in particular human hair, that is wound onto a body, and an apparatus for carrying out the process |