Company Filing History:
Years Active: 1976-1978
Title: Innovations of James Kern Sears
Introduction
James Kern Sears is an accomplished inventor based in Webster Groves, MO (US). He has made significant contributions to the field of pressure-sensitive copying systems, holding a total of 3 patents. His work has been instrumental in advancing technologies that utilize dye solvents and record materials.
Latest Patents
One of his latest patents focuses on dye solvents for pressure-sensitive copying systems. These solvents are designed to dissolve dyes used in such systems and comprise aryl esters of benzoic or substituted benzoic acid. The chemical structure includes various components where R1 can be hydrogen, methyl, or ethyl, R2 can be hydrogen or C1 to C9 alkyl, and R3 can be hydrogen, methyl, or ethyl, with n being zero or one. Another notable patent involves pressure-sensitive record materials, where a colorless chromogen reacts with an acidic sensitizing material in the presence of a solvent. This process results in a colored mark formed by localized pressure on the record material, utilizing terphenyls and their derivatives as solvents.
Career Highlights
James Kern Sears has had a distinguished career at Monsanto Company, where he has applied his expertise in developing innovative solutions for pressure-sensitive technologies. His work has not only contributed to the company's success but has also advanced the industry as a whole.
Collaborations
Throughout his career, James has collaborated with notable colleagues, including John F. Herber and Quentin E. Thompson. These partnerships have fostered a creative environment that has led to significant advancements in their respective fields.
Conclusion
James Kern Sears exemplifies the spirit of innovation through his patents and contributions to pressure-sensitive technologies. His work continues to influence the industry and inspire future inventors.