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Method for coating keratin fibers |
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Method and composition for coloring a keratinous substrate using solubilized vat dyes |
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| 11904042 |
Hair coloring composition and methods for its application and removal |
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Dual polymer component hair coloring composition |
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| 10959919 |
Hair treatment method and kit thereof |
Lars Siegfried Dahne, Mathias Kurt Herrlein, Markus Speckbacher, Mandy Hecht, Simon Paul Godfrey |
2021-03-30 |
| 10688033 |
Hair colouration formulation |
Lars Siegfried Dahne, Gabriella Egri, Mandy Hecht, Mathias Kurt Herrlein, Moritz Klickermann +5 more |
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| 9758469 |
Process for the preparation of 2-substituted-1,4-benzenediamines and salts thereof |
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2017-09-12 |
| 9695109 |
Telescoping synthesis of 2-methoxymethyl-p-phenylenediamine |
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2017-07-04 |
| 9688609 |
Telescoping synthesis of 2-methoxymethyl-P-phenylenediamine |
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2017-06-27 |
| 9587116 |
Azo direct dyes and method for dyeing hair using these dyes |
Heike Gertrud Abel, Armin Osan, Markus Speckbacher |
2017-03-07 |
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1-hexyl-1H-pyrazole-4,5-diamine hemisulfate, and its use in dyeing compositions |
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| 8784505 |
1-hexzl-1H-pyrazole-4,5-diamine hemisulfate, and its use in dyeing compositions |
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2014-07-22 |
| 8785656 |
Telescoping synthesis of 5-amino-4-nitroso-1-alkyl-1H-pyrazole salt |
Wolfram Geibel, Armin Osan, Markus Speckbacher |
2014-07-22 |
| 6683220 |
Process for the preparation of optically pure or enriched racemic tetralone |
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2004-01-27 |
