Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12329839 | Active substance composition for protecting artificially coloured hair | Erik Schulze zur Wiesche | 2025-06-17 |
| 12048756 | Pigment suspension and method for dying keratinous material using the pigment suspension | Thomas Hippe, Jessica BRENDER, Stefan Hoepfner | 2024-07-30 |
| 11998629 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, an effect pigment and a film-forming polymer | Thomas Hippe, Stefan Hoepfner, Jessica BRENDER | 2024-06-04 |
| 11931440 | Two-component hair care agent, method for the production of a cosmetic agent and use of the two-component hair care agent | Erik Schulze zur Wiesche | 2024-03-19 |
| 11883518 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, an hydroxycarboxylic acid ester, a diol and a dyeing compound | Thomas Hippe, Jessica BRENDER, Stefan Hoepfner | 2024-01-30 |
| 11654095 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a chromophoric compound, a modified fatty acid ester and a sealing reagent II | Thomas Hippe, Jessica BRENDER, Stefan Hoepfner | 2023-05-23 |
| 11304890 | Conditioning hair treatment product with washout protection | Volker Scheunemann, Erik Schulze zur Wiesche | 2022-04-19 |
| 10959926 | Hair treatment agent with a polyvalent metal cation I | Erik Schulze zur Wiesche | 2021-03-30 |
| 10945941 | Powerful hair treatment agent with anti-washout effect | Volker Scheunemann, Erik Schulze zur Wiesche | 2021-03-16 |
| 10933005 | Powerful hair treatment agent having anti-washout effect | Volker Scheunemann, Erik Schulze zur Wiesche | 2021-03-02 |
| 10857081 | Stable color-protecting hair treatment agent comprising lanthanide salt | Erik Schulze zur Wiesche | 2020-12-08 |
| 10813861 | Hair treatment agent containing sulfated or sulfonated oils and amidoamines | Thomas Schroeder, Manuela Mette | 2020-10-27 |
| 10780038 | Hair treatment agent containing at least one acid protein and at least one salt | Erik Schulze zur Wiesche | 2020-09-22 |
| 10653599 | Hair treatment agent with a polyvalent cation II | Erik Schulze zur Wiesche | 2020-05-19 |
| 10137068 | Method for maintaining the color of dyed and/or highlighted keratin fibres | Erik Schulze zur Wiesche | 2018-11-27 |