John A Schofield

Title: **The Innovations of John A. Schofield: A Pioneer in Biochemical Patents**

Introduction

John A. Schofield is a notable inventor based in Sittingbourne, Great Britain. With a remarkable portfolio of seven patents, he has made significant contributions to biochemistry, particularly through his work with Pseudomonas putida, a versatile bacterium used in various industrial applications.

Latest Patents

One of Schofield's latest patents revolves around the development of new strains of Pseudomonas putida. These strains are specifically selected from Pseudomonas putida NCIB 12190 and include mutant strains that can be obtained via chemical and physical mutation. These innovative strains are capable of growing in the presence of benzene or fluorobenzene, eventually leading to the accumulation of cis-dihydroxycyclohexadiene or catechol, as well as their fluorinated analogues. This advancement has implications for biochemical processes aimed at preparing these important compounds.

Another significant patent involves the biochemical preparation of alkene derivatives. By cultivating microorganisms from the P. putida NCIB 12190 strain and introducing specific benzene derivatives into a suitable fermentation medium, Schofield has successfully demonstrated a novel method for recovering dihydroxycyclohexadienes in a cis-relationship, which can be further converted into catechols.

Career Highlights

John A. Schofield has primarily contributed his expertise while working at Shell Oil Company. His innovative research in the field of biochemistry has solidified his reputation as a key inventor, especially in the realm of microbial applications for industrial processes.

Collaborations

Throughout his career, Schofield has had the opportunity to collaborate with talented professionals in his field, including Peter R. Betteridge and George Ryback. These collaborations have likely enhanced his research capabilities and enabled the advancement of his patented technologies.

Conclusion

John A. Schofield's work in developing new strains of Pseudomonas putida and their applications in biochemical processes exemplifies the importance of innovation in modern science. His contributions to the field underscore the vital role of inventors in shaping the future of biochemistry and industrial applications. With a solid foundation of patents and collaborations, Schofield continues to be a driving force in his area of expertise.