Company Filing History:
10 out of 592 
4 out of 613 
Years Active: 1993-1994
Title: David Laffan: Innovator in Pharmaceutical Processes
Introduction
David Laffan is a notable inventor based in Visp, Switzerland. He has made significant contributions to the field of pharmaceuticals, holding a total of 10 patents. His work primarily focuses on innovative processes for the production of various chemical compounds that have potential therapeutic applications.
Latest Patents
Among his latest patents is a process for the production of 4-hydroxy-2-oxopyrrolidin-1-yl-acetamide, a cerebrally active pharmaceutical agent. This process involves the reaction of a 4-halo-3-alkoxy-butenoic acid ester with glycine to create new intermediate products. The method further includes acid hydrolysis of the alkoxy group, subsequent hydrogenation, esterification of the carboxyl function, and finally conversion to the end product through a reaction with ammonia. Another significant patent is for the preparation of substituted pentaalkylchromenes. This novel process allows for the creation of pentaalkylchromenes, which are suitable intermediates for the preparation of hypolipidaemic pharmaceuticals.
Career Highlights
David Laffan has worked with prominent companies in the pharmaceutical industry, including Lonza Inc. and Sankyo Company, Limited. His experience in these organizations has contributed to his expertise in developing innovative chemical processes.
Collaborations
Throughout his career, David has collaborated with notable professionals such as Aleksander Warm and Markus Banziger. These collaborations have likely enhanced his research and development efforts in the pharmaceutical field.
Conclusion
David Laffan is a distinguished inventor whose work in pharmaceutical processes has led to significant advancements in the industry. His innovative patents and collaborations reflect his commitment to improving therapeutic options through chemical innovation.