This inventor holds 3 USPTO granted patents. Top assignees: Ciba-Geigy Corporation, Ciba-Geigy Ag. Active years: 1976-1978.
Company Filing History:
Years Active: 1976-1978
Title: The Innovations of Fritz Oesterlein
Introduction
Fritz Oesterlein is a notable inventor based in Basel, Switzerland. He has made significant contributions to the field of dye chemistry, particularly in the development of azo dyestuffs. With a total of 3 patents, Oesterlein's work has had a lasting impact on various industries.
Latest Patents
Oesterlein's latest patents include innovative formulations such as fiber-reactive 2-hydroxy-pyrid-6-on-(3)-yl azo dyestuffs. These azo dyestuffs contain an acid substituent that enhances their solubility in water, making them useful for dyeing nitrogen-containing fibers like polyamides, polyurethanes, silk, leather, and wool, as well as cellulose materials, particularly cotton. Another significant patent is for bis-dihalogeno-s-triazinyl ureas, which are characterized by their halogen components, providing unique properties for various applications.
Career Highlights
Throughout his career, Oesterlein has worked with prominent companies such as Ciba-Geigy Corporation and Ciba-Geigy AG. His experience in these organizations has allowed him to refine his expertise in dye chemistry and contribute to the development of innovative products.
Collaborations
Oesterlein has collaborated with notable coworkers, including Henri Riat and Karl Seitz. These partnerships have facilitated the exchange of ideas and advancements in their respective fields.
Conclusion
Fritz Oesterlein's contributions to the field of dye chemistry through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.