Location History:
- Duesseldorf, DE (1999 - 2000)
- Erkrath, DE (2000 - 2007)
- Hamburg, DE (2007 - 2017)
Company Filing History:
16 out of 2,018 
6 out of 2,080 
2 out of 180 
Years Active: 1999-2024
Title: Astrid Kleen: Pioneering Innovations in Hair Dye Technology
Introduction
Astrid Kleen, an accomplished inventor based in Hamburg, Germany, has made significant contributions to the field of hair dye technology. With an impressive portfolio of 27 patents, she has developed innovative solutions that enhance the effectiveness and safety of oxidative dyeing agents for keratinous fibers.
Latest Patents
Among her latest inventions are two notable patents for oxidative dyeing agents specifically designed for keratin fibers, especially human hair. The first patent involves a unique dye precursor combination of 2-(1,3-benzodioxol-5-ylamino)ethanol and 1-phenyl-3-methylpyrazol-5-one, along with at least one oxidation base. This innovative formulation aims to improve the quality and longevity of hair color. The second patent also focuses on an oxidative dyeing agent that incorporates the precursor 2-(1,3-benzodioxol-5-ylamino)ethanol combined with the oxidation base 2-methoxymethyl-para-phenylenediamine, further pushing the boundaries of hair dye technology.
Career Highlights
Astrid has had a distinguished career, notably with Henkel AG & Company, KGaA and Henkel Kommanditgesellschaft Auf Aktien, where she contributed her expertise to advance hair care products. Her innovative spirit and commitment to quality have positioned her as a seminal figure in the cosmetic chemistry arena.
Collaborations
Throughout her career, Astrid has collaborated with notable professionals, including Hartmut Manneck and Mustafa Akram. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the field of hair dyeing.
Conclusion
With her extensive patent portfolio and innovative contributions to hair dye technology, Astrid Kleen exemplifies the spirit of invention and creativity. Her work continues to have a lasting impact on the beauty industry, ensuring safer and more effective products for consumers. Her dedication to advancing hair care technology solidifies her status as a leading inventor in her field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.