This inventor holds 3 USPTO granted patents. Top assignee: Ciba-Geigy Corporation. Active years: 1987-1993.
Company Filing History:
Years Active: 1987-1993
Title: Werner Surber: Innovator in Pigment and Chemical Processes
Introduction
Werner Surber is a notable inventor based in Oberwil, Switzerland. He has made significant contributions to the field of chemical processes, particularly in the preparation of specialized pigments. With a total of 3 patents to his name, Surber's work has had a lasting impact on the industry.
Latest Patents
Surber's latest patents include innovative processes for the preparation of bisazo pigments and pyrrolo[3,4-c]pyrroles. The first patent details a method for creating bisazo pigments using halogen-free solvents, involving the reaction of azocarbonyl chlorides with diamines. The second patent outlines a process for synthesizing 1,4-diketopyrrolo[3,4-c]pyrroles through a series of reactions involving succinates and nitriles, conducted in the presence of strong bases at elevated temperatures.
Career Highlights
Werner Surber has been associated with Ciba-Geigy Corporation, a leading company in the chemical and pharmaceutical industry. His work has contributed to advancements in pigment technology and chemical synthesis, showcasing his expertise and innovative spirit.
Collaborations
Throughout his career, Surber has collaborated with notable colleagues, including Abul Iqbal and Christian Stern. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Werner Surber's contributions to the field of chemical processes and pigment preparation highlight his role as a significant inventor. His patents reflect a commitment to innovation and excellence in the industry.