Location History:
- Bedford Heights, OH (US) (1976 - 1982)
- Norwich, NY (US) (1987)
- Wooster, OH (US) (1977 - 1989)
Company Filing History:
26 out of 1,192 
1 out of 53 
1 out of 832,718 Years Active: 1976-2024
Title: The Innovative Contributions of James L. Callahan in Wooster, OH
Introduction
James L. Callahan, based in Wooster, Ohio, is a remarkable inventor known for his significant contributions to the field of chemical processes. With a total of 28 patents to his name, Callahan has demonstrated a consistent commitment to innovation and the advancement of technology in his field.
Latest Patents
Among his latest inventions are two notable patents. The first patent, titled "Process for One Step Esterification Using an Intermetallic Palladium," describes a groundbreaking method for esterification of aldehydes and alcohols through a one-step process that includes the combination of an aldehyde with an alcohol in the presence of oxygen and a specific catalyst. The second patent, "Dehydrogenation of Carboxylic Acids with Mixed Metal Phosphorus Oxide," provides an innovative approach for the oxydehydrogenation of saturated carboxylic acids or their lower alkyl esters using iron phosphorus oxide catalysts, which are enhanced by various promoters from a diverse group of elements.
Career Highlights
Callahan has distinguished himself through his dynamic career, spending valuable time working with reputable companies such as The Standard Oil Company and The Standard Oil Company (Ohio). His experience in these institutions has allowed him to refine his expertise and contribute extensively to chemical innovations.
Collaborations
Throughout his career, James L. Callahan has collaborated with notable individuals, including Wilfrid G. Shaw and Arthur F. Miller. These partnerships have been instrumental in fostering new ideas and dynamic approaches to problem-solving within the realms of chemistry and patent development.
Conclusion
In summary, James L. Callahan's inventive spirit and dedication to advancing chemical processes have made him an influential figure in his field. His continuous pursuit of innovation, as evidenced by his impressive portfolio of patents, exemplifies his commitment to enhancing the industry and contributing to future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.