Location History:
- Bad Soden am Taunus, DE (1986 - 1999)
- Bad Soden, DE (1985 - 2010)
Company Filing History:
20 out of 6,662 
5 out of 330 
2 out of 260 
Years Active: 1985-2010
Title: Reinhold Keller: Innovator in Protein Chemistry
Introduction
Reinhold Keller, based in Bad Soden, Germany, is a prominent inventor with an impressive portfolio of 30 patents. His innovative contributions primarily focus on processes related to protein chemistry, particularly insulin and other related derivatives.
Latest Patents
Among his recent patents, Keller introduced a groundbreaking method for the preparation of insulin or its derivatives in the presence of oxygen. This process utilizes a precursor subjected to a unique folding process involving cysteine or cysteine hydrochloride, along with a chaotropic auxiliary compound. The resulting insulin or derivative features correctly linked cysteine bridges, achieved through enzymic cleavage. Furthermore, Keller's patent on the stabilization of proteins in aqueous solutions incorporates cysteine concentrations between 150 and 220 mM, effectively delaying the degradation of protein concentrations over time. This innovative process is particularly suitable for the production of heterologous proteins in microorganisms.
Career Highlights
Reinhold Keller has built a distinguished career, contributing significantly to the field of biochemistry during his tenure at leading pharmaceutical companies. He has worked with Hoechst Aktiengesellschaft and Aventis Pharma Deutschland GmbH, where he applied his skills to advance protein technology and develop effective methods for protein stabilization.
Collaborations
Throughout his career, Keller has collaborated with notable professionals in the industry, including Merten Schlingmann and Gerd Fulling. These partnerships have not only enriched his work but also fostered innovation in the realm of biochemistry.
Conclusion
Reinhold Keller's contributions to the field of protein chemistry demonstrate his dedication to innovation. With a robust portfolio of patents and a collaborative spirit, he continues to impact the pharmaceutical industry positively. His work on the stabilization and production of proteins highlights the importance of intellectual property in advancing science and technology.
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.