This inventor holds 3 USPTO granted patents. Top assignee: The Sherwin Williams Company. Active years: 1979-1983.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1979-1983
Title: Richard P. Carr: Innovator in Chemical Synthesis
Introduction
Richard P. Carr is a notable inventor based in Cincinnati, OH (US). He has made significant contributions to the field of chemical synthesis, holding a total of 3 patents. His work focuses on innovative processes that enhance the efficiency and effectiveness of chemical reactions.
Latest Patents
One of Richard's latest patents is titled "Preparation of ortho-sulfobenzoic acid anhydride by catalyzed thermolysis." This invention relates to a process for synthesizing ortho-sulfobenzoic acid anhydride by heating a 2-sulfohalide benzoate in the presence of a catalytic amount of a Friedel-Crafts catalyst. A preferred method involves the reaction of ortho-carbomethoxybenzenesulfonyl chloride with a zinc or iron halide to produce the desired compound.
Another significant patent is "Purification of triazoles." This method involves producing a substantially anhydrous slurry in an alcohol of an alkali metal or alkaline earth metal salt of the triazole to be purified. The process includes separating solids from the slurry and washing them with an alcohol. This method is particularly effective for purifying benzotriazole or tolyltriazole isomers, allowing for the recovery of enriched fractions of each isomer.
Career Highlights
Richard P. Carr is currently employed at The Sherwin-Williams Company, where he continues to apply his expertise in chemical synthesis. His innovative approaches have contributed to advancements in the company's product offerings and research initiatives.
Collaborations
Richard has collaborated with notable coworkers, including Mark L. Mitchell, III and Ashok K. Nanda. Their combined efforts have fostered a creative environment that encourages the development of new ideas and solutions in the field of chemistry.
Conclusion
Richard P. Carr is a distinguished inventor whose work in chemical synthesis has led to valuable patents and advancements in the industry. His contributions continue to influence the field and inspire future innovations.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile