This inventor holds 3 USPTO granted patents. Top assignees: Rhone-Poulenc, Inc., Rhone-Poulenc Agrochimie. Active years: 1983-1986.
Company Filing History:
Years Active: 1983-1986
Title: Grace Tsien: Innovator in Herbicidal Chemistry
Introduction
Grace Tsien is a notable inventor based in Colonia, NJ (US). She has made significant contributions to the field of herbicidal chemistry, holding a total of 3 patents. Her work focuses on the recovery and purification of herbicidal compounds, showcasing her expertise and innovation in this specialized area.
Latest Patents
Among her latest patents is a process for recovering and purifying herbicidal phenoxybenzoic acid. This process involves separating crude phenoxybenzoic acid herbicides, such as acifluorfen, from undesirable isomer and by-product impurities. The method employs an inert solvent that selectively targets these isomers and by-products, enhancing the purity and effectiveness of the herbicide.
Career Highlights
Grace Tsien has worked with prominent companies in the chemical industry, including Rhone-Poulenc, Inc. Her experience in these organizations has allowed her to develop and refine her innovative processes, contributing to advancements in herbicidal applications.
Collaborations
Throughout her career, Grace has collaborated with various professionals, including her coworker Thomas J Giacobbe. These partnerships have facilitated the exchange of ideas and fostered innovation in her field.
Conclusion
Grace Tsien's contributions to herbicidal chemistry through her patents and collaborations highlight her role as a significant inventor in the industry. Her innovative processes continue to impact the effectiveness of herbicides, showcasing the importance of her work.