Assignee
WELLA AG
DE430 patents
Top patents by PatentIndex Score
US6589509B2Jul 8, 2003
Clear, two-phase, foam-forming aerosol hair care product
WELLA AG174 citations98
US6328950B1Dec 11, 2001
Pigment-containing foamable gel and device producing a foam from said gel
WELLA AG124 citations98
US5534267AJul 9, 1996
Composition for the oxidative dyeing of hair containing 4,5-diaminopyrazole derivatives as well as new 4,5-diaminopyrazole derivatives and process for their synthesis
WELLA AG498 citations98
US5380340AJan 10, 1995
Hair dye containing aminopyrazole derivatives as well as pyrazole derivatives
WELLA AG596 citations98
US5138245AAug 11, 1992
Holder for a rechargeable tool
WELLA AG155 citations98
US7412781B2Aug 19, 2008
Device for a hot air shower
WELLA AG112 citations97
US6582679B2Jun 24, 2003
Hair wax products containing waxes, non-volatile oils and volatile hydrophobic materials
WELLA AG100 citations97
US5766576AJun 16, 1998
Oxidation hair dye compositions containing 3,4,5-triaminopyrazole derivatives and 3,4,5-triaminopyrazole derivatives
WELLA AG566 citations97
US5613623AMar 25, 1997
Two-chamber container
WELLA AG130 citations97
US5061289AOct 29, 1991
Oxidation hair dye composition containinng diaminopyrazol derivatives and new diaminopyrazol derivatives
WELLA AG646 citations97
USD586955SFeb 17, 2009
Combined hair cutting device and base
WELLA AG53 citations96
US6503282B1Jan 7, 2003
Means and method for dying keratinic fibers
WELLA AG58 citations96
US6171347B1Jan 9, 2001
Compositions, methods and kits for reductively removing color from dyed hair
WELLA AG197 citations96
USD415031SOct 12, 1999
Container
WELLA AG60 citations96
US5279313AJan 18, 1994
Two component composition and method for bleaching hair
WELLA AG75 citations96
USD335817SMay 25, 1993
Sprayer
WELLA AG50 citations96
USD332050SDec 29, 1992
Combined bottle and cap
WELLA AG36 citations96
US4976952ADec 11, 1990
Macromolecular, surface-active, quaternary, N-substituted chitosan derivatives as well as cosmetic composition based on these new chitosan derivatives
WELLA AG56 citations96
US4822598AApr 18, 1989
Cosmetic agent on the basis of quaternary chitosan derivatives, novel quaternary chitosan derivatives as well as processes for making same
WELLA AG48 citations96
US4396392AAug 2, 1983
Method for the coloring of hair
WELLA AG56 citations96
US5879669AMar 9, 1999
Aqueous hair fixing composition containing a water-soluble hair fixing polymer and a thickener
WELLA AG64 citations95
US5030902AJul 9, 1991
Mechanism for an electrical appliance
WELLA AG51 citations95
US5021066AJun 4, 1991
Oxidative hair dye composition based on a gel vehicle and a process to dye hair
WELLA AG77 citations95
US4883656ANov 28, 1989
Composition and method for the oxidative dyeing of hair
WELLA AG55 citations95
US4855130AAug 8, 1989
Hair treating compositions and processes for improving the condition of hair
WELLA AG70 citations95
US4607762AAug 26, 1986
Bottle with dosing device
WELLA AG59 citations95
US5718731AFeb 17, 1998
Oxidation hair dye composition based on 4,5-diaminopyrazole and m-phenylenediamine derivatives
WELLA AG59 citations94
USD379933SJun 17, 1997
Bottle
WELLA AG78 citations94
US4725282AFeb 16, 1988
Oxidative hair dyeing composition based upon a carrier of low viscosity
WELLA AG74 citations94
US4528283AJul 9, 1985
Cosmetic composition based upon chitosan derivatives, new chitosan derivatives as well as processes for the production thereof
WELLA AG60 citations94
US6554871B2Apr 29, 2003
Oxidative hair dye precursor compositions containing 4-5-diaminopyrazole, 5-amino-2-methylphenol and m-phenylenediamine compounds and method of dyeing hair
WELLA AG22 citations93
US6500213B1Dec 31, 2002
Oxidizing hair coloring agents containing 2,5-diamino-1-phenylbenzene derivatives and novel 2,5-diamino-1-phenylbenzene derivatives
WELLA AG21 citations93
US6436152B1Aug 20, 2002
Substituted 2-aminoalky-1,4-diaminobenzene compounds and oxidation dye precursor compositions containing same
WELLA AG26 citations93
US6365136B1Apr 2, 2002
Compositions for removing or lightening hair color
WELLA AG73 citations93
US6173717B1Jan 16, 2001
Hair shaping method using acidic aqueous intermediate rinse to prevent overcurling
WELLA AG64 citations93
US6042620AMar 28, 2000
p-diaminobenzene derivative compounds and dye compositions containing same
WELLA AG28 citations93
US5690921ANov 25, 1997
Hair fixing composition in the form of an aqueous solution, foam or gel
WELLA AG46 citations93
US5370222ADec 6, 1994
Arrangement for mixing two components
WELLA AG82 citations93
USD335451SMay 11, 1993
Combined container and cap
WELLA AG26 citations93
USD331874SDec 22, 1992
Applicator container
WELLA AG31 citations93
US4797130AJan 10, 1989
Oxidative hair dye composition based on 4-amino-2-aminomethyl-phenols
WELLA AG26 citations93
US4780310AOct 25, 1988
Cosmetic compositions based upon N-hydroxypropyl-chitosans, new N-hyroxypropyl-chitosans, as well as processes for the production thereof
WELLA AG46 citations93
US6602494B1Aug 5, 2003
Transparent water-silicon hair conditioning agent
WELLA AG74 citations92
US6570019B2May 27, 2003
Cationic pyrrolo-pyrrol-derivatives, method for producing them and colorants for keratin fibers, containing these compounds
WELLA AG22 citations92
US6247586B1Jun 19, 2001
Two-component container
WELLA AG56 citations92
US6126032AOct 3, 2000
Two-component container
WELLA AG22 citations92
US6082563AJul 4, 2000
Bottle-like plastic container and process for producing it
WELLA AG38 citations92
US6068900AMay 30, 2000
Plastic container having a high resistance to chemical attack and method of making same
WELLA AG48 citations92
USD425243SMay 16, 2000
Hair dryer
WELLA AG30 citations92
US5961999AOct 5, 1999
Method of skin care using a skin care preparation containing a betaine ester and an α-hydroxy acid
WELLA AG53 citations92
Showing the top 50 of 430 patents by PatentIndex Score.