Location History:
- Therwil, CH (1976 - 1977)
- Reinach, CH (1979 - 1985)
Company Filing History:
5 out of 4,942 
4 out of 832,680 Years Active: 1976-1985
Title: Peter Keller: Innovator in Steroid Chemistry
Introduction
Peter Keller is a notable inventor based in Reinach, Switzerland. He has made significant contributions to the field of steroid chemistry, holding a total of 9 patents. His work focuses on developing innovative compounds that have practical applications in medicine.
Latest Patents
Among his latest patents are the deA-steroids, which are directed to 5-oxo- or methylene 17.beta.-hydroxy saturated or unsaturated deA-steroids. These compounds feature a propionic acid or propanol substituent at the 17.alpha.-position. The hydroxy group at the 17-position can form a lactone ring with the carboxy substituent when the substituent at position 21 is carboxy. The deA-steroids and their derivatives are particularly useful as potassium-sparing diuretics or for flushing oedemas. Another significant invention is the D-Homosteroids, which are 3-oxo-D-homosteroids and their derivatives, known for their utility as antiantigens.
Career Highlights
Peter Keller has worked with prominent companies in the pharmaceutical industry, including Hoffmann-La Roche Inc. His experience in these organizations has contributed to his expertise in steroid chemistry and innovation.
Collaborations
Throughout his career, Keller has collaborated with notable colleagues such as Andor Furst and Marcel Muller. These partnerships have likely enhanced his research and development efforts in the field.
Conclusion
Peter Keller is a distinguished inventor whose work in steroid chemistry has led to valuable patents and advancements in medical applications. His contributions continue to impact the field positively.
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.