Meerbusch
Germany
14
2018-06-14
The entities that hold a legal rights for patent applications filed by inventor Giesa Helmut:
Helmut Giesa from Meerbusch, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for decolorizing dyed keratinic fibers
#2 | 2018-05-24Alkaline agent for lightening hair containing oxidants and special carboxylic acid esters
#3 | 2017-11-09HAIR COLOURANTS COMPRISING TETRAAMINOPYRIMIDINE DERIVATES
#4 | 2017-10-054,5-DIAMINOIMIDAZOLES AS NOVEL DEVELOPER-TYPE OXIDATION DYE PRECURSORS
#5 | 2017-09-21Agents for dyeing keratin fibers, containing at least one dimeric, dicationic azo dye and at least one anionic surfactant
#6 | 2017-09-21Agents for dyeing keratin fibers, containing at least one dimeric, ring-bridged azo dye
#7 | 2017-09-21Agents for dyeing keratin fibers, containing at least one dimeric, dicationic azo dye and at least one anionic and/or cationic surfactant
#8 | 2017-09-21Agents for dyeing keratin fibres, containing at least one dimeric, dicationic azo dye with special substitution pattern
#9 | 2017-06-15Substituted p-phenylenediamines as new oxidation dye precursor products of the developer type
#10 | 2016-10-13Means for oxidative dyeing of keratin fibers containing novel tetra-substituted derivatives of pyrimidine
#11 | 2015-07-30Hair dye agent comprising aminopyrimidine derivatives
#12 | 2015-07-30Hair dye agent comprising aminopyrimidine derivatives
#13 | 2013-07-18Dicationic 4-aza-1-azoniabicyclo[2.2.2]octanes and agents for colouring keratin-containing fibers
#14 | 2006-07-25Developer components and their use for dyeing keratinic fibers
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